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INCOIS Brings out Coastal Vulnerability Index

Tags: National News

The Indian National Centre for Ocean Information Services (INCOIS), Hyderabad  has brought out the Coastal Vulnerability Index(CVI).

The Coastal Vulnerability Index ranks the coastal areas of the States /Union Territories on the basis of physical and geological risk they  face if there is rise in sea level in future.

To prepare the Index, INCOIS used various parameters.  The parameters were selected on the basis of the change expected in the coastal area when the sea level rises. These  parameters are based on : 

  •  Tidal range;

  •  Wave height; 

  • Coastal slope; 

  • Coastal elevation; 

  • Shoreline change rate; 

  • Geomorphology; and

  • Historical rate of relative sea-level change,  

Risk assessment of the coastal states

According to the  CVI the States/Union Territories which are going to be affected are as follows 

  •  Gujarat’s 124 coastal km  or 5.36 % of its coastal area is  going to get affected ,  similarly 

  •  Maharashtra 11 km or 1.22% 

  •  Karnataka & Goa 48 km or 9.54% each ,

  •  Kerala 15 km or 2.39%, 

  • Tamil Nadu 65 km or 6.38%, 

  • Andhra Pradesh 6 km or 0.55 %,

  •  Odisha 37 km or 7.51% 

  • West Bengal 49 km or 2.56%,

  •  Lakshadweep Islands 1 km or 0.81%,

  • Andaman Islands 24 km or 0.96 km and Nicobar Islands 8 km or 0.97%.

INCOIS

 Indian National Centre for Ocean Information Services was established as an autonomous body in 1999 under the Ministry of Earth Sciences (MoES) and is a unit of the Earth System Science Organisation (ESSO).

  Functions :

  • It issues alerts on Tsunami,  storm,high waves alerts etc.

  • It provides information to the fisherman on areas having  abundant fish in the ocean.

Headquarter : Hyderabad 

Facts 

India has a coastline of 7516.6 Km.

It has  6100 km of mainland coastline plus a coastline of 1416.6Km of  1197 Indian islands .

Serial no 

State/Union Territories 

Length of coastline (in km)

1

Andaman and Nicobar 

1962.0 

2

Gujarat 

1214.7 

3

Andhra Pradesh 

973.7 

4

Tamil Nadu

906.9 

5

Maharashtra 

652.6 

6

Kerala

569.7  

7

Odisha 

476.4  

8

Karnataka 

280.0

9

West Bengal 

157.5  

10

Lakshadweep Islands

132.0  

11

Goa

105 

12

Daman and Diu/Dadra Nagar Haveli

54.50

13

Puducherry 

30.6 


Total Coastline

7516.6 

Source: Ministry of Home Affairs .

Important full form for EXAMS : 

INCOIS: Indian National Centre for Ocean Information Services

CVI : Coastal Vulnerability Index.

ESSO.: Earth System Science Organisation 

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