Eduqas GCSE Geography B · C112
Specification 3.2.2, 3.4.1 · Component 1, Component 2
Revise: Ecosystem Damage by HumansThis creates a positive feedback: warming encourages thaw, thaw releases greenhouse gases, and those gases cause further warming. The consequences extend far beyond the place where thaw occurs because greenhouse gases affect the global climate.
- Revise: Physical Processes of Desertification
A cycle in which an initial change produces effects that reinforce that change.