Geography · Water Resource Management
The Thar Desert in northwestern India has experienced a sharp decline in groundwater levels due to intensive extraction for agriculture. Which set of solutions is most effective for restoring groundwater balance in this hyper-arid region?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Pumping desalinated seawater from coastal regions across thousands of kilometers through open, unlined canals
- 2Promoting micro-irrigation (drip/sprinkler), cultivating low-water-demand, salt-tolerant crops, and implementing rainwater harvesting and artificial recharge structures✓
- 3Constructing deep concrete open-well structures that accelerate evaporation rates of shallow aquifers
- 4Expanding high-water-demand crops like paddy and sugarcane to increase local humidity
Correct answer
Promoting micro-irrigation (drip/sprinkler), cultivating low-water-demand, salt-tolerant crops, and implementing rainwater harvesting and artificial recharge structures
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