Tamil Nadu government submitted the final draft of ‘Coastal zone management plan’ to the Union ministry of Environment, Forests and climate change.
The plan divides 1,076km long coastline into 6 categories (6 CRZs - Coastal Regulation Zone) to preserve its marine ecology, covering 13 TN coastal districts and 28 islands.
They are named as CRZ IA, CRZ IB, CRZ II, CRZ III, CRZ IVA and CRZ IVB.
The state has 1 Marine National Park, Gulf of Mannar.