- In 2017, NGT declared an area of 100 metres from edge of Ganga between Haridwar and Unnao as a “No Development Zone” to abate encroachment and pollution of river Ganga.
- Order directed state government to demarcate floodplains and identify permissible and non-permissible activities.
- Floodplain zoning
- It is recognized as an effective non-structural measure for flood management.
- It aims at demarcating zones or areas likely to be affected by floods.
- It specifies permissible developments in demarcating zones in order to minimize damage by flood.
- However, many States have reservations on implementing floodplain zoning due to high population density, non-availability of sufficient land for relocating people occupying floodplains, etc.
- Steps for floodplain zoning
- Model Bill for Flood Plain Zoning 1975: Envisages zoning of floodplain of a river according to flood frequencies.
- Manipur, Rajasthan, Uttarakhand and erstwhile State of Jammu & Kashmir had enacted the legislation.
- National Mission for Clean Ganga: Advised all states in Ganga basin for demarcation of river floodplains and removal of encroachment from floodplain of river Ganga and its tributaries.
- Model Bill for Flood Plain Zoning 1975: Envisages zoning of floodplain of a river according to flood frequencies.
National Disaster Management Authority (NDMA) Guidelines related to Construction in Floodplains
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