Suggest measures to improve water storage and irrigation system to make its judicious use under depleting scenario.

Theme

T46 Irrigation & water-use efficiency

What UPSC asks in this theme

UPSC asks about challenges in irrigation, water-use efficiency, micro-irrigation, storage, and turning floods into irrigation and navigation.

What to cover

• Irrigation types and issues: inefficiency, silting, unequal access
• Micro-irrigation: drip, sprinkler, PMKSY 'Per Drop More Crop'
• Water storage and judicious use

Writing the answer

• Use data on water-use efficiency where you can

These notes are for the whole theme, built from all 5 of its PYQs. UPSC does not publish model answers.