This topic covers the classification of energy resources as renewable or non-renewable, the advantages and disadvantages of their development, the concept
Topic Synopsis
This topic covers the classification of energy resources as renewable or non-renewable, the advantages and disadvantages of their development, the concept of the energy mix, and the factors influencing global energy demand and supply. It also addresses the role of technology in resolving energy shortages, the influence of different stakeholders on energy exploitation, and the necessity for sustainable management of energy resources at various spatial scales.
Key Concepts & Core Principles
- Non-renewable energy resources: fossil fuels (coal, oil, gas) and nuclear power; formed over geological timescales; finite supply; extraction methods (e.g., mining, drilling) and environmental impacts (e.g., pollution, habitat destruction).
- Renewable energy resources: solar, wind, hydroelectric, tidal, geothermal, biomass; naturally replenished; lower carbon emissions but may have high initial costs and location constraints (e.g., wind farms need windy areas).
- Energy security: the uninterrupted availability of energy sources at an affordable price; influenced by resource distribution, geopolitics, and infrastructure; countries with diverse energy mixes are more secure.
- Sustainable development: meeting present energy needs without compromising future generations; involves balancing economic, social, and environmental factors; renewable energy is key to sustainability.
- Carbon footprint and climate change: burning fossil fuels releases CO2, a greenhouse gas; renewable energy reduces emissions; international agreements (e.g., Paris Agreement) aim to limit global warming.
Exam Tips & Revision Strategies
- Ensure you can clearly distinguish between renewable and non-renewable energy sources
- Be prepared to use data to support arguments about energy demand and supply changes
- Focus on the 'why' and 'how' when explaining the impacts of energy development on people and the environment
- Use specific examples for the required case studies of sustainable energy management
- Practice interpreting graphs and maps related to energy distribution and consumption
Common Misconceptions & Mistakes to Avoid
- Confusing the definition of energy mix with total energy consumption
- Failing to provide specific advantages and disadvantages for the chosen energy resources
- Generalising impacts without considering the specific context of developed vs emerging/developing countries
- Neglecting the role of different stakeholders in energy management decisions
- Inaccurate use of data or terminology when discussing energy sustainability
Examiner Marking Points
- Classification of energy resources as renewable and non-renewable
- Advantages and disadvantages of the production and development of one non-renewable energy resource
- Advantages and disadvantages of the production and development of one renewable energy resource
- Composition of the UK’s energy mix
- Factors influencing global variations in the energy mix (population, wealth, availability of resources)
- Reasons for changes in global energy demand and supply over the past 100 years (population growth, wealth, technology)
- Positive and negative impacts of developing non-renewable energy resources (coal, oil, natural gas, uranium)
- Positive and negative impacts of developing renewable energy resources (HEP, wind, solar)