当水耗尽时：印度农业对渐进环境变化的适应（英文版）

Increasing water scarcity will affect hundreds of millions of smallholder farmers in coming decades, but little is known about the likely forms of adaptation. This study exploits a natural experiment in which heterogeneous geological formations affect the rate of groundwater depletion across 40 villages in Gujarat, India, to provide novel evidence on this question. The analysis reveals that greater water scarcity leads to widespread declines in irrigated agriculture and enhanced m