Human impacts on cold environments — AQA A-Level Geography
Test yourself on Human impacts on cold environments with AQA A-Level practice questions.
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Human impacts on cold environments explained
Environmental fragility is an ecosystem's vulnerability to disruption and its slow recovery rate.
Read the full explanation
Cold environments are highly fragile due to short growing seasons and slow nutrient cycling. Human impacts vary over time and scale, from historical local whaling to modern large-scale mineral extraction and tourism. Climate change causes severe recent and prospective impacts, including permafrost thawing and sea ice reduction. Management operates at present through frameworks like the Antarctic Treaty System. However, management must also address alternative possible futures, ranging from strict global preservation to increased resource exploitation as ice retreats, requiring adaptive governance to balance economic pressures with ecological preservation.
Your focus
- Define environmental fragility and explain why cold environments are particularly vulnerable to human interference.
- Analyse the changing nature and scale of human impacts on cold environments over time.
- Evaluate current management strategies and propose alternative possible futures for cold environments in the context of climate change.
Human impacts on cold environments exam tips
Marking Points
- Define environmental fragility in the context of cold environments, emphasising slow recovery rates due to low temperatures and short growing seasons.
- Evaluate human impacts across different scales, contrasting local indigenous activities with large-scale transnational resource extraction.
- Analyse the recent impacts of climate change, such as glacial retreat, alongside prospective impacts like the opening of new shipping routes.
- Assess current management strategies, such as the Antarctic Treaty System, in mitigating human impacts.
- Discuss alternative possible futures for cold environments, considering scenarios of increased exploitation versus enhanced global protection.
Examiner Tips
- 💡Use specific case studies, such as the Exxon Valdez oil spill or the Antarctic Treaty, to illustrate human impacts and management.
- 💡When discussing climate change, explicitly separate recent observed changes from prospective future impacts.
- 💡Structure evaluative essays by comparing different scales of impact (local, regional, global) and different timeframes (historical, present, future).
Common Mistakes
- Confusing local human impacts with global climate change impacts; correction: clearly distinguish between direct local activities like tourism and indirect global impacts like greenhouse gas emissions.
- Assuming all cold environments are managed identically; correction: contrast the international governance of Antarctica with the sovereign national management of the Arctic.
- Focusing only on negative future scenarios; correction: evaluate a range of alternative possible futures, including successful sustainable management and conservation efforts.