Define overexploitation of groundwater and mention one Indian city where this problem is severe.
Answer
Overexploitation of groundwater is extracting water faster than its natural recharge; Chennai is a city facing severe overexploitation.
Step-by-step solution
- State the definition: extraction rate > natural recharge rate.
- Provide an Indian example where groundwater levels have fallen sharply.
- Chennai has experienced a drastic fall in water tables, illustrating the definition.
Common mistake: Giving only definition without example
Concept tested: Groundwater overexploitation
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