Exam-style question
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Using evidence from recent studies, evaluate the impact of desertification on local communities in the Sahel region.
Model answer
What a good answer should say
- Desertification in the Sahel has led to reduced agricultural productivity, increased poverty, and migration as communities struggle to adapt to changing environmental conditions.
- Studies show that over 80% of the population relies on agriculture, making them vulnerable to land degradation.
Explanation
Why this works
This works because it directly answers the comparison in the question and keeps the explanation linked to Hot desert systems and landscapes. A strong response states the key difference clearly, then explains why that difference matters for the biology.
Common mistake
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