Active layer
What Active layer means in Geography GCSE, as defined for AQA.
Definition of Active layer
Check what you remember
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Reference: AQA
The layer above the permafrost that thaws seasonally during short summers, while the permafrost remains permanently frozen.
Topics that use Active layer
- Cold environments (AQA GCSE)
Related terms
- Biodiversity loss
- Conservation groups
- Ecosystem fragility
- Energy development
- Extreme temperatures
- Human-environment conflict
- Inaccessibility
- Infrastructure adaptation
Using Active layer in the exam
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