Q. What are some problems with irrigation?
Adverse impacts
- Reduced river flow.
- Increased groundwater recharge, waterlogging, soil salinity.
- Reduced downstream river water quality.
- Affected downstream water users.
- Lost land use opportunities.
- Groundwater mining with wells, land subsidence.
- Case studies.
- Reduced downstream drainage and groundwater quality.
Q. What are the 4 major irrigation techniques?
The four methods of irrigation are:
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