Geography A-Level

Geography A-Level glossary

373 key terms for Geography A-Level, A to Z, each linked to the topic pages that use it.

A

Ablation: The total loss of ice and snow from a glacier system through melting, evaporation, and calving.Pearson Edexcel
Abrasion: The mechanical scraping of a rock surface by friction between rocks embedded in the glacier and the underlying bedrock.Pearson Edexcel
Accumulation: The addition of snow and ice to a glacier, primarily through precipitation, wind-blown snow, and avalanching.Pearson Edexcel
Accumulation and Ablation Dynamics: The spatial and temporal distribution of mass gain via snowfall, rime, and avalanching versus mass loss through melting, sublimation, and calving.Pearson Edexcel
Albedo Feedback: A positive feedback loop where melting ice reduces the Earth's reflectivity, leading to increased absorption of solar radiation and further warming.Pearson Edexcel
Anthropogenic: Environmental change caused or influenced by human activity, specifically regarding greenhouse gas emissions and land-use modification.Pearson Edexcel
Anthropogenic Encroachment: The degradation of fragile ecosystems through tourism-induced erosion, infrastructure development in periglacial zones, and the exploitation of mineral and…Pearson Edexcel
Anthropogenic Forcing: The acceleration of carbon transfer from the lithosphere to the atmosphere via combustion and the reduction of terrestrial sinks through land-use change.Pearson Edexcel
Anthropogenic Modification: Investigation into how urbanization, deforestation, and agricultural intensification alter infiltration rates and reduce lag times, increasing the magnitude…Pearson Edexcel
Anthropogenic Radiative Forcing: Assessment of the shift from natural variability to human-induced climate change.Pearson Edexcel
Aquifer: A body of permeable rock or sediment that stores and transmits groundwater, often subject to over-abstraction in arid regions.Pearson Edexcel
Areal Extent: The total geographical area affected by a hazard event, ranging from localized (landslides) to global (volcanic ash clouds).Pearson Edexcel
Asthenosphere: The semi-molten, plastic layer of the upper mantle upon which the rigid lithospheric plates float and move.Pearson Edexcel
Asymmetric Warfare and State Failure: The challenges posed by non-traditional combatants and the long-term socio-economic costs of counter-insurgency, leading to the 'failed state' phenomenon and…Pearson Edexcel

B

Base Isolation: An engineering technique that uncouples a structure from its foundation using springs or bearings to minimize the transmission of seismic energy.Pearson Edexcel
Benioff Zone: An inclined zone of earthquake activity that traces the path of a subducting tectonic plate into the mantle.Pearson Edexcel
Bergschrund: A deep crevasse at the back of a glacier where the moving ice pulls away from the stagnant ice or rock wall, facilitating headwall erosion.Pearson Edexcel
Bilateral Aid: Financial or material assistance given directly from one government to another.Pearson Edexcel
Brownfield Site: Land that has been previously built on and is now derelict or unused, often associated with former industrial areas.Pearson Edexcel

C

Carbon Colonialism: The outsourcing of high-emission industrial processes from superpowers to developing nations, which complicates global emissions accounting and shifts the…Pearson Edexcel
Carbon Intensity: The amount of carbon by weight emitted per unit of energy consumed or per unit of GDP, used to measure the 'cleanliness' of economic activity.Pearson Edexcel
Carbon Sequestration: The process of capturing and storing atmospheric carbon dioxide in long-term reservoirs such as deep oceans, soils, or biomass.Pearson Edexcel
Carbon Sequestration and Storage: Mechanisms of long-term carbon removal from the atmosphere into geological or biological sinks.Pearson Edexcel
Centrifugal vs. Centripetal Forces: The geographical tension between forces that unify a state (centripetal) and those that threaten to pull it apart (centrifugal), such as religious diversity…Pearson Edexcel
Centripetal and Centrifugal Forces: The geographical factors that either unify a state (shared language, infrastructure) or threaten to fragment it (ethnic diversity, economic disparity).Pearson Edexcel
Chemical Weathering and Carbonation: The mechanism by which atmospheric CO2 reacts with rainwater to form carbonic acid, facilitating the breakdown of silicate rocks and the transport of…Pearson Edexcel
Circular Economy: An economic system aimed at eliminating waste and the continual use of resources.Pearson Edexcel
Clausius-Clapeyron Relationship: The physical law stating that the water-holding capacity of the atmosphere increases by approximately 7% for every 1°C rise in temperature.Pearson Edexcel
Climate Change and Cryospheric Flux: The impact of rising global temperatures on glacial mass balance, leading to accelerated ablation, the expansion of proglacial lakes, and the destabilization…Pearson Edexcel
Closed System: A system where energy transfers across boundaries, but matter does not (e.g., the global hydrological cycle).Pearson Edexcel
Coastal Landscape Development: Study of the interaction between marine processes and sub-aerial weathering in shaping landforms of erosion and deposition.Pearson Edexcel
Coastal Management and Human Interference: Evaluation of the conflict between natural erosional cycles and human requirements, focusing on the efficacy and sustainability of hard engineering versus…Pearson Edexcel
Coastal Risk and Resilience: Evaluation of human vulnerability to coastal hazards, including storm surges and sea-level rise, and the efficacy of hard versus soft engineering…Pearson Edexcel
Coastal Systems and Flux: Analysis of the coast as an open system involving inputs (sediment, kinetic energy), transfers (longshore drift, offshore currents), and outputs (accumulative…Pearson Edexcel
Commuter settlement: A rural or suburban area where the majority of the population travels to a nearby urban center for employment, affecting local services.Pearson Edexcel
Comparative advantage: The ability of an individual or group to carry out a particular economic activity more efficiently than another activity.Eduqas
Concordant Coast: A coastline where the geological strata run parallel to the shoreline, often resulting in uniform landforms like coves.Pearson Edexcel
Consumerist Ideology: The transition from subsistence or local-market economies to globalized commodity-driven identities, characterized by the 'throwaway culture' and rapid…Pearson Edexcel
Contemporary Coastal Vulnerability: Assessment of the impacts of accelerated sea level rise on low-lying islands and deltaic regions, focusing on the mechanisms of marine transgression and…Pearson Edexcel
Counter-urbanisation: The movement of people out of cities and into rural areas or smaller towns.Pearson Edexcel
Cryogenic Weathering and Mass Movement: Investigation into the mechanical breakdown of rock via frost shattering (felsenmeer formation) and the downslope transport of saturated regolith through…Pearson Edexcel
Cryosphere: The portions of Earth's surface where water is in solid form, including sea ice, lake ice, river ice, snow cover, glaciers, ice caps, and frozen ground.Pearson Edexcel
Cryospheric Feedback Mechanisms: The interaction between mass loss and surface characteristics, specifically the ice-albedo feedback.Pearson Edexcel
Cultural and Spiritual Valuation: Assessment of how glacial landscapes shape the identity, folklore, and spiritual practices of indigenous groups and their subsequent transformation into…Pearson Edexcel
Cultural Homogenisation and Hybridity: The tension between the 'McDonaldisation' of global culture and the process of glocalisation, where global products are adapted to local contexts.Pearson Edexcel
Cultural Homogenisation vs. Heterogenisation: The tension between the 'McDonaldisation' of global culture and the 'glocalisation' strategies used by TNCs, alongside the rise of cultural insulation and the…Pearson Edexcel
Cultural Hybridity: The emergence of new cultural forms resulting from the blending of different cultural influences, often due to migration.Pearson Edexcel
Cultural Identity and Globalization: The tension between the preservation of local cultural heritage and the homogenizing forces of global economic integration, measured through cultural…Pearson Edexcel
Cultural Identity and Voluntary Segregation: The 'clustering' of ethnic or religious groups to maintain social networks, preserve language, and access specialized cultural or religious infrastructure,…Pearson Edexcel
Cultural Imperialism: The dominance of Western cultural products and values, primarily from the USA, which marginalizes indigenous cultures and promotes a standardized global…Pearson Edexcel

D

DALYs (Disability-Adjusted Life Years): A measure of overall disease burden, expressed as the number of years lost due to ill-health, disability, or early death.Pearson Edexcel
Debt-Trap Diplomacy: A strategy where a creditor country intentionally extends excessive credit to a debtor country, with the intention of extracting economic or political…Pearson Edexcel
Decarbonisation: The process of reducing the carbon intensity of energy production, typically by replacing fossil fuels with renewable or nuclear sources.Pearson Edexcel
Decoupling and the Environmental Kuznets Curve: The theoretical point at which economic growth no longer necessitates increased carbon emissions through technological leapfrogging and the transition to…Pearson Edexcel
Deformation and Discontinuity: The presence of faults, joints, and folds which create localized zones of weakness.Pearson Edexcel
Deindustrialisation and Post-Industrial Transition: The shift from secondary to tertiary/quaternary sectors and the resulting socio-economic 'spiral of decline' or successful 'rebranding' in former industrial…Pearson Edexcel
Deindustrialisation and the Spiral of Decline: The structural decline of traditional manufacturing bases leading to the 'rusting' of industrial heartlands and the subsequent negative multiplier effect on…Pearson Edexcel
Demographic and Economic Imbalance: The structural dependency of developed economies on migrant labor to offset aging populations and fill labor shortages in both high-skill (quaternary) and…Pearson Edexcel
Demographic and Social Influence: Analysis of how age, gender, ethnicity, and length of residence dictate the perception of and engagement with a locale.Pearson Edexcel
Demographic Dividend: The economic growth potential that can result from shifts in a population's age structure, specifically when the share of the working-age population is larger…Pearson Edexcel
Demographic Flux: The impact of 'brain drain' and aging populations on the economic viability of regions, necessitating regeneration to retain human capital.Pearson Edexcel
Demographic Pressure and Resource Management: Evaluation of how shifts in dependency ratios and migration patterns necessitate infrastructure adjustments and the management of public service delivery.Pearson Edexcel
Demographic Transition: Analysis of how migration patterns and aging populations alter the socio-economic profile of a place, leading to increased pressure on services and potential…Pearson Edexcel
Dependency Ratio: The proportion of the population that is non-working (children and elderly) compared to the working-age population.Pearson Edexcel
Desalination: The technological process of removing salts from saline water to produce freshwater, often energy-intensive and costly.Pearson Edexcel
Devolution and Autonomy: The transfer of political power from central to regional governments as a mechanism to appease separatist sentiment and maintain the integrity of the…Pearson Edexcel
Diaspora: A population that has been dispersed from its homeland but maintains strong cultural or emotional ties to it.Pearson Edexcel
Discordant Coast: A coastline where geology consists of alternating bands of resistant and less resistant rock at right angles to the shore, leading to headland and bay…Pearson Edexcel
Drainage Basin Dynamics: Analysis of the drainage basin as an open system where surpluses are dictated by the balance of inputs, outputs, and internal stores such as soil moisture and…Pearson Edexcel
Dynamic Equilibrium: The state of balance within a coastal system where landforms adjust to changes in energy or sediment supply to maintain a stable profile.Pearson Edexcel

E

Ecological Footprint: A measure of the impact of human activities, expressed as the area of productive land and water required to produce the goods consumed and assimilate the…Pearson Edexcel
Economic Disparity and Labor Mobility: The role of wage differentials and employment availability in driving South-North and rural-urban migration, often facilitated by the 'Migration Transition…Pearson Edexcel
Economic Diversification: The transition from agricultural dominance to a service-based economy, including tourism, leisure, and high-tech 'footloose' industries.Pearson Edexcel
Economic Exploitation and Resource Management: Analysis of the tension between extractive industries (mining, hydrocarbons) and the burgeoning 'last-chance' tourism sector in high-latitude and…Pearson Edexcel
Economic Hegemony: The role of GDP, trade blocs such as the EU and USMCA, and currency dominance in asserting global control and dictating the terms of international trade.Pearson Edexcel
Economic Interdependence: The growth of global trade networks and the role of Foreign Direct Investment (FDI) in linking national economies, facilitated by the New International…Pearson Edexcel
Economic Interdependence and Asymmetry: Analysis of how trade agreements and FDI create symbiotic yet unequal relationships, often leading to primary sector dependence in developing nations.Pearson Edexcel
Economic Interdependence and Labor Markets: The integration of global markets creates structural demand for both high-skilled and low-skilled labor, driving migration through the establishment of global…Pearson Edexcel
Economic Liberalisation: The shift towards free-market policies, deregulation, and the removal of trade barriers facilitated by the Bretton Woods institutions (IMF, World Bank, WTO).Pearson Edexcel
Economic Liberalisation and Neoliberalism: The role of the 'Washington Consensus' institutions in promoting free-market capitalism, deregulation, and the removal of trade barriers globally.Pearson Edexcel
Economic Polarization: The role of income inequality and housing market accessibility in creating 'citadels' of wealth and 'ghettos' of deprivation, often exacerbated by neoliberal…Pearson Edexcel
Economic Restructuring: The transition from secondary-sector dominance to tertiary and quaternary sectors in HICs, contrasted with the rapid industrialisation of NEEs through the…Pearson Edexcel
Economic Restructuring and Deindustrialization: Examination of the shift from secondary to tertiary and quaternary sectors, focusing on the 'spiral of decline' in post-industrial cities and the subsequent…Pearson Edexcel
Economic Statecraft and Sanctions: The use of trade embargoes, asset freezes, and aid conditionality to compel behavioral change in regimes violating human rights without resorting to armed…Pearson Edexcel
Economic Viability: Analysis of the Levelized Cost of Energy (LCOE), comparing the high initial capital expenditure (CAPEX) of renewables and nuclear against the low operational…Pearson Edexcel
Ecosystem Resilience and Tipping Points: The capacity of biomes to absorb anthropogenic stress before undergoing irreversible state shifts, such as the transition of rainforests to savannahs.Pearson Edexcel
Ecosystem Service Provisioning: The reliance of human wellbeing on regulating services (climate regulation, water purification) and provisioning services (food, fresh water) derived from…Pearson Edexcel
Endemic: A disease or condition regularly found among particular people or in a certain area (e.g., Malaria in tropical regions).Pearson Edexcel
Energy Intensity: A measure of the energy efficiency of a nation's economy, calculated as units of energy per unit of GDP.Pearson Edexcel
Energy Mix: The specific combination of different energy sources used to meet a country's total energy consumption, typically categorized into primary and secondary…Pearson Edexcel
Energy Pathway: The physical route, including pipelines, shipping lanes, and transmission grids, taken by energy from producer to consumer.Pearson Edexcel
Energy Security: The extent to which a nation can guarantee a reliable and affordable energy supply, reducing dependency on volatile global fossil fuel markets through…Pearson Edexcel
Energy Security and Geopolitics: The strategic control of fossil fuel reserves and transit routes, such as the Strait of Hormuz or the Nord Stream pipelines, as a primary determinant of…Pearson Edexcel
Energy Trilemma: The triple challenge of providing energy that is secure, affordable (equitable), and environmentally sustainable.Pearson Edexcel
Environmental and Climate Drivers: The emergence of 'climate refugees' due to slow-onset hazards like desertification and rapid-onset events like sea-level rise, challenging existing…Pearson Edexcel
Environmental Commodification: The shift in attitudes toward the physical environment from stewardship and spiritual significance to a resource-extractive model driven by global market…Pearson Edexcel
Environmental Diplomacy and Soft Power: The use of environmental leadership as a tool for international influence, contrasted with the impact of superpower unilateralism on the efficacy of global…Pearson Edexcel
Environmental Externalities: The transfer of polluting industries to regions with weaker regulatory frameworks, leading to the 'pollution haven' effect and significant local environmental…Pearson Edexcel
Environmental Externalities and Transboundary Tensions: Examination of how global production networks outsource environmental degradation, leading to international disputes over carbon footprints, water security,…Pearson Edexcel
Environmental Externalities of Resource Extraction: Evaluation of the physical degradation, including deforestation and water contamination, resulting from superpower-led demand for raw materials.Pearson Edexcel
Environmental Fragility and Resilience: The inherent vulnerability of periglacial and glacial systems to thermal changes and physical disturbance, where low resilience leads to irreversible…Pearson Edexcel
Environmental Governance: The struggle for leadership in climate change mitigation and the exploitation of the 'Global Commons', including the Arctic and deep-sea mineral resources.Pearson Edexcel
Environmental Quality and Dereliction: The role of physical decay, brownfield sites, and poor housing stock in creating negative perceptions of place and deterring inward investment.Pearson Edexcel
Environmental Stewardship: The management of rural landscapes as a public good.Pearson Edexcel
Environmental Stewardship and Ecosystem Services: Examination of the regulating services provided by the cryosphere, including albedo-driven climate regulation and the provision of freshwater for 1.9 billion…Pearson Edexcel
Environmental Stewardship and Sustainability: The role of international agreements and NGOs in mitigating anthropogenic impacts, including the BBNJ Agreement (High Seas Treaty) and Marine Protected Areas…Eduqas
Environmental Sustainability: The assessment of energy sources based on their carbon intensity, ecological footprint, and long-term impact on biodiversity and climate systems.Pearson Edexcel
Equilibrium Line: The specific altitude on a glacier where the rate of accumulation exactly matches the rate of ablation over a balance year.Pearson Edexcel
Equilibrium Line Altitude (ELA) Sensitivity: The ELA marks the boundary where annual accumulation equals annual ablation.Pearson Edexcel
Esker: A long, winding ridge of stratified sand and gravel deposited by a subglacial stream flowing in a tunnel under the ice.Pearson Edexcel
Ethical Consumerism: The practice of purchasing products based on the ethical and environmental reputation of the producer.Pearson Edexcel
Eustatic and Isostatic Interplay: Analysis of the synchronous and asynchronous relationship between global sea level changes (eustasy) and local crustal movements (isostasy), particularly…Pearson Edexcel
Eustatic Change: A global change in sea level resulting from alterations in the volume of water in the ocean, primarily driven by thermal expansion and ice melt.Pearson Edexcel
Eustatic Sea Level Rise: A global rise in sea level caused by the increased volume of water in the world's oceans, primarily due to thermal expansion and the melting of terrestrial ice.Pearson Edexcel
Eutrophication: The nutrient enrichment of water bodies, typically from agricultural runoff, leading to algal blooms and oxygen depletion.Pearson Edexcel
Evapotranspiration: The sum of evaporation from the land surface plus transpiration from plants, a critical link between the biological carbon and water cycles.Pearson Edexcel

F

Fairtrade: A movement that aims to create a level playing field for global trade by guaranteeing producers a fair price and safe working conditions.Pearson Edexcel
Feedback Loops: The amplification of global warming through the release of CH4 and CO2 from thawing cryosphere and drying wetlands, creating self-reinforcing cycles.Pearson Edexcel
Feedback Loops and System Resilience: The interaction between carbon release and global warming.Pearson Edexcel
Feedback Mechanisms: The process by which human-induced changes trigger secondary effects that either amplify (positive feedback) or dampen (negative feedback) the initial…Pearson Edexcel
Feedback Mechanisms and System Sensitivity: Evaluation of internal Earth-system responses, specifically the ice-albedo feedback and the role of greenhouse gas amplification (CO2 and CH4) in modulating…Pearson Edexcel
Feedback Mechanisms and Tipping Points: The transition of carbon sinks to sources and the acceleration of hydrological instability through positive feedback loops, such as permafrost thaw and forest…Pearson Edexcel
Financialisation and Debt: The transition toward service-led economies where financial markets dominate, often resulting in high levels of sovereign debt and vulnerability to global…Pearson Edexcel
Flood Risk Management and Resilience: Critical evaluation of the shift from traditional hard engineering (dams, levees) toward integrated, sustainable soft engineering and Natural Flood Management…Pearson Edexcel
Fluvial Systems and Drainage Basin Management: Analysis of the hydrological cycle and the impact of human intervention on discharge and flood risk.Pearson Edexcel
Flux: The rate of flow of carbon or water between different stores, measured in units such as Gigatonnes of Carbon (GtC) per year.Pearson Edexcel
Food Miles: The distance food is transported from the time of its production until it reaches the consumer.Pearson Edexcel
Forced Displacement and Geopolitics: The impact of conflict, persecution, and state failure on involuntary movement, necessitating a distinction between refugees, asylum seekers, and internally…Pearson Edexcel
Foreign Direct Investment (FDI): The role of TNCs as primary agents of change, injecting capital into NEEs to establish production hubs, thereby driving the multiplier effect and…Pearson Edexcel
Formal vs. Informal Representations: The contrast between objective, statistical data (e.g., Census, geospatial mapping) and subjective, creative interpretations (e.g., literature, film,…Pearson Edexcel

G

Gender Inequality and Social Progress: Investigation into the correlation between female empowerment, reproductive rights, and broader social development indicators, specifically maternal…Pearson Edexcel
Gentrification: A change in the social structure of a place when wealthier people move into a lower-income area, often leading to rising housing costs and the displacement of…Eduqas, Pearson Edexcel
Geomorphic Feedback Loops: The relationship between subaerial debris production and marine transport capacity.Pearson Edexcel
Geomorphic Hazards: The increased frequency of Glacial Lake Outburst Floods (GLOFs), landslides, and debris flows resulting from the loss of ice-buttressing and active layer…Pearson Edexcel
Geomorphic Process-Response: The relationship between marine processes (hydraulic action, abrasion, corrosion) and sub-aerial processes (weathering and mass movement) in shaping…Pearson Edexcel
Geomorphic Process-Response Systems: Analysis of the mechanical and chemical processes of erosion—specifically hydraulic action, abrasion, attrition, and solution—and how these energy inputs…Pearson Edexcel
Geopolitical Border Management: The conflict between liberal economic needs for labor mobility and political pressures for securitization and restrictive immigration policies.Pearson Edexcel
Geopolitical Influence and Soft Power: The shift from hard military power to soft cultural and diplomatic influence, including the role of state-owned media and international aid in establishing…Pearson Edexcel
Geopolitical Leverage and Strategic Alignment: Assessment of how developing nations utilize their geographic location or natural resources to negotiate aid, security, and investment from competing…Pearson Edexcel
Geopolitical Power Dynamics: The transition from bipolarity to multipolarity and the rise of the G20 as a primary forum for international economic cooperation.Pearson Edexcel
Geopolitical Realism and Resource Security: The use of military force by superpowers to secure strategic assets, such as energy corridors or maritime chokepoints, frequently justified through the…Pearson Edexcel
Geopolitical Stability and Conflict: The relationship between the number of power poles and global security.Pearson Edexcel
Geopolitical Tensions: The contestation of physical space, maritime routes, and strategic 'choke points' where emerging and established powers overlap.Pearson Edexcel
Geopolitics: The influence of geographical factors on international politics and international relations.Pearson Edexcel
Geopolitics of Human Rights: The strategic use of human rights records by global powers to justify economic sanctions, diplomatic isolation, or military intervention in the pursuit of…Pearson Edexcel
Gini Coefficient: A statistical measure of economic inequality in a population.Pearson Edexcel
Glacial Geomorphology as Proxy Evidence: The reconstruction of past ice extent relies on the analysis of relict landforms; erosional features like striations and U-shaped valleys indicate ice flow…Pearson Edexcel
Glacial System Dynamics: The role of the glacial budget and basal thermal regime (cold-based vs.Pearson Edexcel
Global Commons and Resource Management: The management of Areas Beyond National Jurisdiction (ABNJ) and the application of the 'Common Heritage of Mankind' principle to deep-sea mining and high-seas…Eduqas
Global Economic Rebalancing: The transition of the global economic center of gravity from the North Atlantic to the Asia-Pacific, driven by FDI, manufacturing shifts, and the rise of a…Pearson Edexcel
Global Environmental Governance: The role of superpowers in international treaties like the Paris Agreement and the impact of their domestic industrial policies on global carbon budgets.Pearson Edexcel
Global Financial Governance: The role of the IMF in maintaining exchange rate stability and providing lender-of-last-resort facilities during balance of payments crises.Pearson Edexcel
Global Governance: The influence of Intergovernmental Organisations (IGOs) such as the IMF and World Bank in imposing structural adjustment programmes that integrate developing…Pearson Edexcel
Global Governance and Legal Frameworks: The role of supranational bodies, including the International Criminal Court (ICC) and the International Court of Justice (ICJ), in establishing and enforcing…Pearson Edexcel
Global Governance and Multilateralism: The shift from bilateral diplomacy to collective decision-making through Intergovernmental Organisations (IGOs) to address trans-boundary issues such as…Pearson Edexcel
Global Governance and Supranationalism: The shift from state-centric power to collective decision-making through IGOs, where member states cede aspects of sovereignty to address transboundary…Pearson Edexcel
Globalisation: The process of increasing economic, political, and cultural interconnectedness that challenges the traditional autonomy of the nation-state through the flow…Pearson Edexcel
Globalisation and Connectivity: The role of shrinking world technologies, such as low-cost airlines and digital communication, in reducing intervening obstacles and facilitating rapid labor…Pearson Edexcel
Globalisation and Economic Interdependence: The integration of national economies through trade, capital flows, and the spatial division of labor, often dictated by the strategic decisions of…Pearson Edexcel
Globalisation and Sovereignty: The erosion of the nation-state's traditional power by Transnational Corporations (TNCs) and Intergovernmental Organisations (IGOs), leading to 'defensive'…Pearson Edexcel
Globalisation and the Global Shift: Analysis of how the movement of manufacturing to Low-Income Countries (LICs) and Newly Industrialised Countries (NICs) has created 'winners' in emerging…Pearson Edexcel
Globalisation and Time-Space Compression: How increased connectivity through ICT and transport reduces the friction of distance, altering the economic base and social composition of local places.Pearson Edexcel
Glocalisation: The adaptation of a global product or service to the specific cultural, geographical, or legal requirements of a local market.Pearson Edexcel
Glocalization: The process by which global products or services are adapted to suit local cultural and legal requirements.Pearson Edexcel
Governance: The management of resources and the policy-making processes that influence disaster risk reduction and emergency response efficacy.Pearson Edexcel
Governance and Geopolitics: Evaluation of how national fiscal policies, international aid, and the influence of Intergovernmental Organisations (IGOs) like the IMF and World Bank dictate…Pearson Edexcel
Governance and Institutional Capacity: The role of political stability, corruption levels, and planning regulations in determining disaster outcomes.Pearson Edexcel
Governance and Jurisdictional Frameworks: The role of international law (e.g., Antarctic Treaty) versus national policy in regulating human activity and mitigating the 'tragedy of the commons' in…Pearson Edexcel
Gravitational Force Mechanisms: Assessment of ridge push (gravitational sliding) at divergent boundaries and slab pull (negative buoyancy) at subduction zones as primary drivers of motion.Pearson Edexcel
Ground Thermal Regimes and Permafrost Dynamics: Analysis of the energy balance between the atmosphere and the lithosphere, focusing on the spatial distribution of continuous, discontinuous, and sporadic…Pearson Edexcel

H

Hard Engineering vs. Soft Engineering: Evaluation of high-cost, high-impact structural interventions such as sea walls and groynes against lower-impact, sustainable methods like beach nourishment…Pearson Edexcel
Hard Power: The use of military and economic means to influence the behavior or interests of other political bodies.Pearson Edexcel
Hazard Profiles and Magnitude: The physical characteristics of tectonic events, including magnitude (Moment Magnitude Scale), frequency, duration, and areal extent.Pearson Edexcel
Hegemony: The political, economic, or military predominance of one state over others within the international system.Pearson Edexcel
Hegemony and Global Dominance: The concentration of power in a single state or bloc, allowing for the dictation of international norms and economic systems.Pearson Edexcel
Hydrological and Aeolian Interactions: Examination of the role of nivation in hollow development and the significance of wind-blown loess deposits and niveo-aeolian processes in shaping periglacial…Pearson Edexcel
Hydrological Feedback Loops: The transition from meteorological drought to hydrological and agricultural drought, involving soil moisture depletion and reduced baseflow.Pearson Edexcel

I

ICZM (Integrated Coastal Zone Management): A holistic management strategy that coordinates the activities of all stakeholders to achieve sustainable use of coastal resources.Pearson Edexcel
Index of Multiple Deprivation (IMD): A UK government qualitative study measuring deprivation at a small-area level across England, combining indicators like income, employment, health, and…Pearson Edexcel
Infant Mortality Rate (IMR): The number of deaths of infants under one year old per 1,000 live births.Pearson Edexcel
Infiltration: The process by which water transfers from the surface into the soil profile; rate is governed by soil porosity and antecedent moisture.Pearson Edexcel
Infrastructure Investment: The strategic allocation of national capital toward large-scale transport and digital projects (e.g., HS2, 5G rollout) to reduce friction of distance and…Pearson Edexcel
Insider and Outsider Perspectives: The divergence in place meaning between those who live or work in a location (topophilia, lived experience) and those who view it through media or tourism…Pearson Edexcel
Institutional and Political Drivers: State-led interventions, including historical redlining, zoning laws, and apartheid-era legislation, which formalize and entrench spatial divides through…Pearson Edexcel
Institutional Governance and Rule of Law: Analysis of how state capacity, judicial independence, and the transparency of legal frameworks determine the enforcement of human rights and the protection…Pearson Edexcel
Integrated Coastal Zone Management (ICZM): The shift toward holistic, multi-stakeholder management that considers the entire sediment cell rather than isolated administrative boundaries.Pearson Edexcel
Interception: The capture of precipitation by plant foliage or leaf litter, which subsequently evaporates, preventing water from reaching the soil.Pearson Edexcel
Intergovernmental Organisation (IGO): An organisation composed primarily of sovereign states, established by treaty.Pearson Edexcel
International Migration Drivers: Analysis of post-colonial 'push-pull' factors, including the 1948 British Nationality Act, EU expansion (A8 accession), and global conflict-driven displacement.Pearson Edexcel
Isostatic Rebound: The rise of land masses that were depressed by the weight of ice sheets during the last glacial period, affecting local relative sea level.Pearson Edexcel

J

Jökulhlaup: A sudden, catastrophic glacial outburst flood often triggered by subglacial volcanic activity or the failure of an ice-dammed lake.Pearson Edexcel

K

Kame: An irregularly shaped hill or mound composed of stratified sand and gravel, deposited by meltwater in contact with a retreating glacier snout.Pearson Edexcel

L

Lag Time: The temporal interval between peak precipitation and peak discharge, indicating the efficiency of basin drainage and flood risk.Pearson Edexcel
Landscape and Iconography: The strategic use of physical monuments, architecture, and urban planning to project a specific national narrative and legitimise political authority.Pearson Edexcel
Legal Accountability and Deterrence: The role of the ICC and special tribunals in prosecuting war crimes and crimes against humanity to establish a global precedent for human rights enforcement.Pearson Edexcel
Liquefaction: The process by which saturated, unconsolidated sediments transform into a substance that acts like a liquid when shaken, causing building collapse.Pearson Edexcel
Lithological and Structural Control: Investigation into how rock type (competence), jointing, bedding planes, and dip (seaward vs.Pearson Edexcel
Lithological Control: The influence of rock type, including permeability, jointing, and bedding planes, on susceptibility to mechanical and chemical weathering.Pearson Edexcel
Lithological Resistance: The chemical and physical composition of rock units determining susceptibility to hydraulic action, abrasion, and solution.Pearson Edexcel
Lithology: The physical and chemical composition of rocks, determining their resistance to erosion and weathering.Pearson Edexcel
Lithosphere: The solid outer layer of the Earth, consisting of the crust and the rigid upper part of the mantle, broken into tectonic plates.Pearson Edexcel
Lithospheric Sequestration: The process of carbon being locked in sedimentary rocks like limestone and chalk through the accumulation of marine organisms and chemical precipitation.Pearson Edexcel
Lived Experience: The actual, day-to-day reality of living in a place, including people's feelings of safety, community, and belonging.Pearson Edexcel
Localism: The reduction of globally sourced goods and services in favour of locally sourced alternatives to increase sustainability.Pearson Edexcel
Longshore Drift: The transport of sediment along a coastline in the direction of the prevailing wind, driven by oblique wave approach.Pearson Edexcel

M

Magnitude: The size or intensity of a hazard event, measured on logarithmic scales such as the Moment Magnitude Scale (MMS) or Volcanic Explosivity Index (VEI).Pearson Edexcel
Management and Sustainability: Evaluation of Shoreline Management Plans (SMPs), specifically the transition from 'Hold the Line' to 'Managed Realignment' and 'No Active Intervention' in…Pearson Edexcel
Management of the Global Commons: The development of regulatory frameworks for resource domains outside national jurisdiction, such as the high seas, Antarctica, and the atmosphere, utilizing…Pearson Edexcel
Mantle Dynamics: The role of radioactive decay in the core and mantle creating convection currents that exert basal drag on overlying tectonic plates.Pearson Edexcel
Mantle Plume: A localized column of exceptionally hot magma rising from deep within the mantle.Pearson Edexcel
Marine Transgression and Sea Level Change: Analysis of the relative sea-level change resulting from the interplay between global eustatic rises and local isostatic subsidence or rebound.Pearson Edexcel
Mass Movement Mechanisms: Classification of movement based on water content and velocity.Pearson Edexcel
Meteorological Drivers of Inundation: Investigation into how atmospheric pressure drops and wind stress during cyclonic events generate storm surges, exacerbated by coastal morphology and…Pearson Edexcel
Meteorological Drought: A period of substantially below-average precipitation, often the first stage in a drought sequence leading to hydrological and agricultural impacts.Pearson Edexcel
Migration and Diaspora: How the movement of people creates hybrid identities and challenges monolithic, ethnic-based definitions of the 'nation' through the creation of transnational…Pearson Edexcel
Military Humanitarianism: The deployment of armed forces to create 'safe zones,' provide aid security, or topple regimes to end systemic ethnic cleansing or genocide.Pearson Edexcel
Mitigation: Proactive strategies and measures taken to reduce the severity, impact, or exposure to a hazard event, such as land-use zoning or sea walls.Pearson Edexcel
Mitigation and Adaptation: Examination of proactive strategies, including land-use zoning, engineering defenses, and community preparedness, versus reactive emergency responses.Pearson Edexcel
Morbidity: The condition of being ill, diseased, or unhealthy; the rate of disease in a population.Pearson Edexcel
Morphological Evolution of Landforms: Investigation into the development of submergent features such as rias, fjords, and dalmatian coasts, contrasted with emergent features like raised beaches…Pearson Edexcel
Moulin: A vertical or near-vertical shaft within a glacier through which supraglacial meltwater enters the englacial and subglacial drainage systems.Pearson Edexcel
Multi-scalar Governance: The interaction between global frameworks like the UNFCCC, national Net Zero policies, and local grassroots conservation initiatives.Pearson Edexcel
Multilateral Aid: Assistance provided by governments to international organisations (like the UN or World Bank), who then distribute it to developing countries.Pearson Edexcel
Multiplier effect: The process by which an initial increase in spending leads to a larger overall increase in local economic activity.Eduqas
Multipolarity: A distribution of power in which more than two nation-states have significant and comparable amounts of military, cultural, and economic influence.Pearson Edexcel

N

Nationalism: The ideological alignment of a cultural or ethnic identity (the nation) with a political entity (the state), often driving movements for self-determination or…Pearson Edexcel
Natural Increase: The percentage growth of a population in a year, computed as the crude birth rate minus the crude death rate.Pearson Edexcel
Neocolonialism: The use of economic, political, or cultural pressures to control or influence other countries, particularly former dependencies.Pearson Edexcel
Neoliberalism: The ideological shift toward free-market capitalism, reducing state intervention to permit capital mobility and incentivise Foreign Direct Investment (FDI).Pearson Edexcel
Neoliberalism and Deregulation: The promotion of free-market capitalism, privatization, and the reduction of state intervention in the economy as a condition for global integration.Pearson Edexcel
Neoliberalism and Market Liberalisation: The influence of the 'Washington Consensus' on development policy, emphasizing privatization, deregulation, and trade liberalization as drivers of economic…Pearson Edexcel
New International Division of Labour (NIDL): The spatial shift of manufacturing industries from advanced capitalist countries to developing countries.Pearson Edexcel
Nivation: A collective term for processes including freeze-thaw and meltwater erosion that enlarge hollows, acting as a precursor to cirque formation.Pearson Edexcel
Non-communicable Diseases (NCDs): Medical conditions or diseases that are not infectious or transmissible among people, such as cancer or diabetes.Pearson Edexcel

O

Ocean-Atmosphere Exchange: The role of the physical and biological pumps in regulating atmospheric CO2.Pearson Edexcel
Open System: A system where both energy and matter transfer across boundaries (e.g., a drainage basin).Pearson Edexcel
Orbital Forcing and Cyclicity: The primary driver of Pleistocene ice distribution is Milankovitch cycles, where variations in eccentricity, axial tilt (obliquity), and precession dictate…Pearson Edexcel
Orbital Forcing and Milankovitch Cycles: Analysis of eccentricity, obliquity, and precession as the primary pacemakers of Pleistocene glacial-interglacial transitions.Pearson Edexcel

P

Palaeomagnetism: The study of the Earth's magnetic field recorded in rocks, providing evidence for seafloor spreading through magnetic striping.Pearson Edexcel
Paleomagnetic Evidence: The recording of geomagnetic reversals in basaltic oceanic crust, providing empirical verification for seafloor spreading and crustal age gradients.Pearson Edexcel
Path Dependency: The tendency for a system to continue along a specific trajectory due to historical investments in infrastructure, often referred to as 'Carbon Lock-in'.Pearson Edexcel
Percolation: The deeper downward movement of water through soil and permeable rock into the groundwater store.Pearson Edexcel
Photosynthetic Sequestration: The conversion of atmospheric CO2 into organic biomass by autotrophs, forming the basis of terrestrial and marine food webs and acting as a primary carbon…Pearson Edexcel
Phreatic Zone: The area of an aquifer, below the water table, in which relatively all pores and fractures are saturated with water.Pearson Edexcel
Physical Drivers of Deficit: Analysis of atmospheric circulation patterns, including high-pressure blocking and teleconnections like ENSO, that inhibit precipitation.Pearson Edexcel
Physical-Human Interface: The interaction between high-energy marine environments and vulnerable human settlements, focusing on how lithology and fetch determine the severity of…Pearson Edexcel
Place Perception and Identity: The conflict between 'insider' perspectives (lived experience) and 'outsider' perspectives (media representation/corporate branding) in defining the character…Pearson Edexcel
Place Rebranding and Re-imaging: The deliberate manipulation of place identity by urban planners and marketing agencies to alter external perceptions and stimulate economic regeneration.Pearson Edexcel
Planning Deregulation: The use of statutory instruments to relax development controls, such as the creation of Enterprise Zones and Freeports, to incentivize private sector…Pearson Edexcel
Plucking: An erosional process where meltwater freezes into joints in the bedrock, pulling away rock fragments as the glacier advances.Pearson Edexcel
Population Momentum: The tendency for population growth to continue beyond the time that replacement-level fertility has been achieved because of the high concentration of people…Pearson Edexcel
Pore Water Pressure: The pressure exerted by water within the gaps between soil or rock particles, which reduces internal friction and triggers mass movement.Pearson Edexcel
Post-industrial: A stage of economic development where the service and knowledge sectors generate more wealth than the manufacturing sector.Pearson Edexcel
Post-industrial economy: An economy where the service sector provides more wealth than the manufacturing sector.Eduqas
Post-Productivism: The transition of rural areas from primary sector dominance (agriculture/mining) to a consumption-based economy focused on tourism, recreation, and…Pearson Edexcel
Prediction and Forecasting: Evaluation of the technological capabilities and limitations in identifying precursor signals for volcanic eruptions versus the stochastic nature of…Pearson Edexcel
Pressure and Release (PAR) Model: A conceptual framework used to analyze how root causes, dynamic pressures, and unsafe conditions combine with a hazard to create a disaster.Pearson Edexcel
Process-Form Relationships: The systematic link between specific depositional mechanisms—such as subglacial lodgement, supraglacial melt-out, and fluvioglacial transport—and the…Pearson Edexcel
Process-Response Systems: The functional relationship between energy inputs (waves, tides, currents) and the resulting morphological changes in coastal landforms.Pearson Edexcel
Pyroclastic Flow: A high-velocity, superheated current of gas and tephra reaching speeds of over 100km/h, typical of explosive eruptions.Pearson Edexcel

Q

Quaternary sector: The knowledge-based part of the economy, including information technology, research and development, and financial planning.Eduqas

R

Re-imaging: The deliberate use of marketing, public relations, and media campaigns to alter the external perception of a location, often dissociating it from negative…Pearson Edexcel
Rebranding: The holistic process of redefining a place's identity through physical, social, and economic changes to improve its marketability to external investors.Pearson Edexcel
Regeneration: The physical redevelopment of urban or rural fabric, often led by public-private partnerships, designed to trigger the cumulative causation of economic growth.Pearson Edexcel
Regional Devolution: The transfer of fiscal and administrative powers to Combined Authorities (e.g., Greater Manchester) to allow for 'bottom-up' regeneration strategies tailored…Pearson Edexcel
Replacement Level Fertility: The total fertility rate—the average number of children born per woman—at which a population exactly replaces itself from one generation to the next,…Pearson Edexcel
Residence Time: The average duration that a water molecule spends in a particular store, such as the atmosphere (approx.Pearson Edexcel
Resilience: The capacity of a community or ecosystem to absorb disturbance and reorganize while undergoing change so as to still retain essentially the same function.Pearson Edexcel
Resilience and the Disaster Cycle: Examination of the temporal stages of disaster management: mitigation, preparation, response, and recovery.Pearson Edexcel
Resource Frontier: A geographic area where resources are being exploited for the first time, often involving high risk and environmental sensitivity, such as the Arctic or…Pearson Edexcel
Resource Insecurity and Conflict: The nexus between cycle degradation, diminished agricultural yields, and the resulting potential for migration, civil unrest, and transboundary water disputes.Pearson Edexcel
Resource Security and Environmental Impact: The tension between rapid GDP growth and environmental sustainability, focusing on carbon emissions, resource depletion in the 'Global South', and the impact…Pearson Edexcel
Resource Security and Hegemony: The drive for energy and mineral security as a catalyst for environmental degradation in peripheral regions, often facilitated by superpower-led Foreign…Pearson Edexcel
Retrofitting: The process of strengthening existing structures to make them more resistant to seismic activity through the addition of braces or dampers.Pearson Edexcel
Risk Management and Mitigation Strategies: Evaluation of the efficacy of hard engineering versus soft engineering and managed retreat in the context of increasing flood frequency and coastal squeeze.Pearson Edexcel
Rotational Slip: The curved movement of ice within a cirque, which concentrates erosion at the base and backwall, leading to overdeepening.Pearson Edexcel
Rural Gentrification: The influx of affluent middle-class populations into rural settlements, leading to the displacement of low-income locals and the inflation of property values.Pearson Edexcel
Rural-Urban Continuum: The unbroken transition from sparsely populated, remote rural places to densely populated, central urban places.Pearson Edexcel

S

Sandur: A vast outwash plain formed by the deposition of sediment from braided meltwater streams in front of a glacier.Pearson Edexcel
Secessionism: The action of withdrawing formally from membership of a federation or body, especially a political state.Pearson Edexcel
Sectoral Evolution and Structural Change: The systematic shift of labor and capital from primary extraction to secondary manufacturing, and subsequently to tertiary and quaternary services, driven by…Pearson Edexcel
Sediment Budgets and Cells: The quantification of sediment inputs, transfers, and outputs within a closed or semi-closed system, determining the net growth or erosion of the coastline.Pearson Edexcel
Shoreline Management Plans (SMPs): The application of the littoral cell concept to divide the coastline into manageable units, applying policies like 'Hold the Line', 'Managed Realignment', or…Pearson Edexcel
Smart Power: The strategic combination of hard power and soft power resources to achieve foreign policy goals.Pearson Edexcel
Social Clustering: The tendency for people with similar characteristics (e.g., ethnicity, income) to live in the same neighbourhoods.Pearson Edexcel
Social Inequality and Spatial Segregation: Investigation into the drivers of residential segregation, including income disparity, ethnicity, and the impact of gentrification on community cohesion and…Pearson Edexcel
Social Polarisation: The widening gap between high-skilled workers in the 'quaternary' sector and low-skilled workers displaced by automation and outsourcing, leading to political…Pearson Edexcel
Social Polarization and Gentrification: The influx of affluent in-migrants and second-home owners creates a 'dual economy' in rural areas.Pearson Edexcel
Socio-Cultural Integration: The tension between cultural hybridity and the formation of ethnic enclaves, leading to debates over national identity and social cohesion.Pearson Edexcel
Socio-economic and Environmental Conflict: The tension between protecting high-value economic assets and the ecological necessity of allowing natural processes to occur.Pearson Edexcel
Socio-economic Deprivation: Analysis of structural inequalities including persistent unemployment, low educational attainment, and health disparities as primary drivers for intervention.Pearson Edexcel
Socio-Economic Disparity and Place: Evaluation of the correlation between ethnic diversity and the Index of Multiple Deprivation (IMD), focusing on housing quality, employment access, and…Pearson Edexcel
Socio-Economic Displacement: The consequences of land loss on community cohesion, property equity, and the psychological impact of 'environmental refugees' in developed and developing…Pearson Edexcel
Socio-Economic Inequality: The role of the 'core-periphery' model in fostering disunity, where regional economic neglect leads to political alienation and calls for secession.Pearson Edexcel
Socio-economic Inequality and Marginalization: Investigation into how deprivation, as measured by the Index of Multiple Deprivation (IMD), limits life chances and restricts the ability of residents to…Pearson Edexcel
Socio-Economic Inequality and the Global Shift: Analysis of the spatial redistribution of industrial activity from the Global North to the Global South, leading to structural unemployment in post-industrial…Pearson Edexcel
Socio-Economic Polarisation: The widening disparity in wealth and opportunity both between nations and within individual states, often measured via the Gini Coefficient.Pearson Edexcel
Socio-Economic Rights and Poverty: Evaluation of the right to education, healthcare, and clean water as fundamental drivers of human capital; assessment of how regional disparities in service…Pearson Edexcel
Socio-Economic Stratification of Access: The disparity in water security based on economic status.Pearson Edexcel
Socio-Economic Vulnerability: The intersection of physical water scarcity with human demand, infrastructure limitations, and transboundary water governance.Pearson Edexcel
Socio-Political Friction and Border Governance: The tension between the 'borderless' requirements of global capital and the restrictive immigration policies of nation-states seeking to protect national…Pearson Edexcel
Socio-Political Tension and Policy: The conflict between the economic necessity for labor and the political pressures of border control, national identity, and the social integration of migrant…Pearson Edexcel
Soft Power: The ability to influence the behavior of other states through cultural attraction, political values, and foreign policies rather than coercion.Pearson Edexcel
Sovereignty: The principle of absolute and independent authority over a territory.Pearson Edexcel
Sovereignty and Geopolitical Conflict: The extension of state power through the 200 nautical mile EEZ limit and the resulting disputes over overlapping claims and maritime chokepoints.Eduqas
Sovereignty and the Nation-State: The inherent tension between Article 2(7) of the UN Charter, which protects state domestic jurisdiction, and the evolving 'Responsibility to Protect' (R2P)…Pearson Edexcel
Sovereignty and the Responsibility to Protect (R2P): The geographical and legal challenge of enforcing international standards within sovereign borders, specifically when state actions necessitate external…Pearson Edexcel
Sovereignty vs. Interventionism: The legal and ethical conflict between the absolute right of a state to self-govern and the international community's mandate to prevent mass atrocities,…Pearson Edexcel
Sovereignty vs. Supranationalism: The geographical tension between the Westphalian state model and the increasing authority of organisations like the EU or WTO to override national legislation.Pearson Edexcel
Sovereignty vs. Universalism: The fundamental conflict between a state's right to non-interference and the international community's obligation to uphold universal human rights standards…Pearson Edexcel
Spatial and Temporal Scales: Analysis of depositional features across varying scales, from micro-scale clast fabric and striations to macro-scale moraine complexes and till plains,…Pearson Edexcel
Spatial Inequality and the Development Gap: The persistent disparities in economic performance and quality of life between core and peripheral regions, influenced by historical, political, and…Pearson Edexcel
Spatial Segregation and Integration: Analysis of the physical separation of population groups based on ethnicity, socio-economic status, or religion, and the policy mechanisms used to promote…Pearson Edexcel
Special Economic Zone (SEZ): An area in which business and trade laws are different from the rest of the country to attract foreign investment.Pearson Edexcel
Speed of Onset: The time lag between the start of a hazard event and its peak intensity; tectonic hazards typically have a rapid onset.Pearson Edexcel
Stakeholder Conflict and Resolution: The management of competing interests between groups such as local residents, environmentalists, commercial developers, and government agencies within the…Pearson Edexcel
Stakeholders: Individuals, groups, or organisations that have an interest in, or are affected by, a regeneration project.Pearson Edexcel
Structural Alignment: The orientation of strata relative to the coastline.Pearson Edexcel
Subaerial Processes: Land-based processes including weathering and mass movement that operate on the cliff face, contributing to coastal recession.Pearson Edexcel
Subduction: The process where a denser oceanic plate is forced underneath a less dense continental plate at a destructive boundary.Pearson Edexcel
Superpower: A nation with the ability to project its influence anywhere in the world and be a dominant global force.Pearson Edexcel
Supranationalism: The process where nation-states cede specific powers to higher-level international organizations, such as the EU or UN, to achieve collective economic or…Pearson Edexcel
Sustainability and IWRM: The implementation of Integrated Water Resource Management to balance social, economic, and environmental needs without compromising future supply.Pearson Edexcel
Sustainability and Post-Development Theory: The critique of Western-centric development models, emphasizing environmental planetary boundaries and alternative paradigms such as Gross National Happiness…Pearson Edexcel
Sustainability and Resilience: The shift from short-term 'hard' engineering fixes to long-term strategies that accommodate natural processes and climate change impacts, such as eustatic…Pearson Edexcel
Sustainable Development and Environmental Stewardship: The integration of ecological limits into development targets, moving beyond GDP to include environmental and social metrics in measuring national progress.Pearson Edexcel
Sustainable Development Paradigms: The integration of economic growth with environmental preservation, specifically how IGOs operationalize the Sustainable Development Goals (SDGs) through…Pearson Edexcel
Sustainable Development vs. Exploitation: The conflict between the economic potential of glaciated regions (mineral wealth, tourism) and the necessity of preserving ecosystem services and carbon sinks.Pearson Edexcel

T

Technological Hegemony: The attempt by existing superpowers to maintain dominance through R&D, intellectual property rights, and the control of high-tech supply chains (e.g.,…Pearson Edexcel
Tectonic Forcing: The role of plate boundaries in subducting carbon-rich sediments into the mantle and the subsequent release of CO2 via volcanic arcs and mid-ocean ridges.Pearson Edexcel
Terrestrial Carbon Storage: The role of forests, grasslands, and soils in sequestering carbon, influenced by environmental variables such as temperature, moisture, and nutrient…Pearson Edexcel
Territoriality: The strategy used by states to exercise control over a geographic area.Pearson Edexcel
Territoriality and Sovereignty: The assertion of control over a defined geographic space to validate political authority and cultural exclusivity.Pearson Edexcel
The 'Full Belly' Thesis: The prioritization of economic and social rights (food, shelter, health) over civil and political rights (speech, assembly) in developing nations as a…Pearson Edexcel
The Disaster Gap: The widening disparity in mortality and economic loss between HICs and LICs/NEEs.Pearson Edexcel
The Global Shift: The relocation of secondary sector manufacturing from the Global North to the Global South, driven by comparative advantage, lower labor costs, and TNC profit…Pearson Edexcel
The Hazard-Disaster Nexus: Evaluation of the Degg Model (Risk = Hazard x Vulnerability).Pearson Edexcel
The Impact of Regeneration and Gentrification: Evaluation of how physical and economic restructuring alters the 'genius loci' of a place, often leading to the displacement of long-term residents and the…Pearson Edexcel
The Marine Biological Pump: The transfer of organic carbon from the ocean surface to the deep ocean through the sinking of dead organisms and fecal matter, effectively removing carbon…Pearson Edexcel
The Multidimensionality of Development: The shift from purely economic measures (GDP/GNI) to composite indices like the Human Development Index (HDI) which incorporate life expectancy and mean years…Pearson Edexcel
The North-South Divide and its Evolution: The transition from the simplistic Brandt Line model to a complex global landscape featuring Emerging Economies (BRICS) and the persistence of the Least…Pearson Edexcel
The Resource Curse (Paradox of Plenty): The correlation between fossil fuel abundance and stunted democratic development or economic volatility in LICs and NEEs, where export dependency creates…Pearson Edexcel
The Responsibility to Protect (R2P): The 2005 UN commitment establishing that sovereignty entails responsibility; when a state fails to protect its population from mass atrocities, the…Pearson Edexcel
The Rural Idyll: A socio-cultural construct perceiving the countryside as a problem-free, pastoral space, which often masks issues of rural poverty and social exclusion.Pearson Edexcel
The Water-Food-Energy Nexus: The inextricable link between water availability, food security, and energy production.Pearson Edexcel
The Westphalian State System vs. Globalisation: The conflict between traditional fixed borders and the supra-national flows of capital, people, and information that challenge national identity.Pearson Edexcel
Throughflow: The lateral movement of water through the unsaturated zone (soil) towards the river channel, occurring slower than overland flow.Pearson Edexcel
Tied Aid: Foreign aid that must be spent in the country providing the aid (the donor country) or in a group of selected countries.Pearson Edexcel
Time-Space Compression: Technological advancements in jet aircraft and digital communication reduce the relative distance between locations, making migration more accessible and…Pearson Edexcel
Tipping Points: The identification of critical thresholds in the Earth system beyond which carbon release becomes self-sustaining and potentially irreversible.Pearson Edexcel
Trade Liberalisation: The systematic removal of tariff and non-tariff barriers through multilateral agreements to increase the volume and velocity of global trade flows.Pearson Edexcel
Trade Liberalization: The systematic reduction of tariff and non-tariff barriers through GATT and subsequently the WTO to increase global trade volumes and interdependence.Pearson Edexcel
Transboundary Water Governance: The geopolitical tensions arising from shared water resources.Pearson Edexcel
Transnational Corporation (TNC): A company that operates in more than one country, often with headquarters in an MEDC and manufacturing in LEDCs.Pearson Edexcel
Tsunami Warning System (TWS): A network of DART buoys and communication links used to detect seismic waves and sea-level changes to alert coastal populations.Pearson Edexcel

U

Unconsolidated: Sediment that has not been cemented into solid rock, such as glacial till or alluvium, typically exhibiting high recession rates.Pearson Edexcel
Unipolarity: A distribution of power in which one state exercises most of the cultural, economic, and military influence globally.Pearson Edexcel
Universalism vs. Cultural Relativism: The conflict between the Western-centric liberal view that rights are inherent and universal, and the argument that rights are socially constructed and must…Pearson Edexcel
Urban Morphology and Ethnic Enclaves: Investigation into the formation of distinct cultural quarters and the impact of 'white flight' versus 'ethnic clustering' on the physical and social fabric…Pearson Edexcel
Urban Morphology and Land Use: Analysis of the spatial structure of cities, evaluating the transition from traditional concentric and sector models to the fragmented, polycentric forms of…Pearson Edexcel
Urban Segregation and Social Exclusion: Investigation into the spatial clustering of socio-economic groups within urban environments, leading to the formation of 'dual cities' where extreme wealth…Pearson Edexcel
Urbanisation and Megacity Growth: Examination of the push-pull factors driving rural-to-urban migration and the resulting challenges in infrastructure and sustainability.Pearson Edexcel

V

Varve: An annual layer of sediment found in proglacial lakes, consisting of a light-colored summer layer (coarse) and a dark-colored winter layer (fine).Pearson Edexcel
Virtual Water: The hidden volume of freshwater used to produce commodities, which can be 'exported' or 'imported' through global trade.Pearson Edexcel
Vulnerability: The characteristics and circumstances of a community, system, or asset that make it susceptible to the damaging effects of a hazard.Pearson Edexcel
Vulnerability and Governance: Analysis of how political stability, corruption, and economic development dictate the 'Pressure' side of the PAR model.Pearson Edexcel
Vulnerability and Resilience: Analysis of how socio-economic factors, governance, and infrastructure determine the capacity of a population to withstand and recover from tectonic events.Pearson Edexcel

W

Waste Hierarchy: A framework for managing waste sustainably, prioritizing reduction, then reuse, and finally recycling.Pearson Edexcel
Water Balance: The quantitative expression of the hydrological cycle within a basin, defined by the equation P = Q + E +/- ΔS.Pearson Edexcel
Water Budget: The annual balance between precipitation (input) and potential evapotranspiration (output).Pearson Edexcel
Water Security and Geopolitics: The role of water as a strategic resource, focusing on transboundary drainage basins and the potential for conflict or cooperation (hydro-politics).Pearson Edexcel
Water Stress: A condition occurring when annual water supplies drop below 1,700 m3 per person, leading to frequent shortages.Pearson Edexcel
Westernisation: The global spread and adoption of Western (primarily American and European) culture, values, and lifestyle.Pearson Edexcel

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