Environment & Ecology · Environmental Ecology
How does the United Nations Convention to Combat Desertification (UNCCD) officially define desertification?
- 1The expansion of existing natural deserts into neighboring fertile lands due to extreme wind patterns
- 2The complete loss of topsoil in tropical rainforest ecosystems caused exclusively by aggressive industrial deforestation
- 3The seasonal reduction of water tables in agricultural plains due to intensive groundwater extraction
- 4Land degradation in arid, semi-arid, and dry sub-humid areas resulting from various factors, including climatic variations and human activities✓
Correct answer
Land degradation in arid, semi-arid, and dry sub-humid areas resulting from various factors, including climatic variations and human activities
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