Recalculation of India's coastline
January 12 , 2025
17 hrs 0 min
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- India's coastline expanded by almost half in just over five decades - from 7,516 km in 1970 to 11,098 km in 2023-24.
- States like Bengal, Gujarat and Goa adding significantly to their shoreline while Puducherry's shrunk by 10.4%.
- Gujarat's recalculated coastline has contributed the most to this growth, almost doubling from 1,214km in 1970 to 2,340km in the past 53 years.
- West Bengal has the highest increase in percentage terms during this period - up 357% from 157km to 721km.
- Nationally, the coastline increase compared to 1970 data stands at 47.6%.
- Gujarat retains its position as the state with the longest coastline.
- Tamil Nadu, with a revised length of 1,068km (previously 906km), has overtaken Andhra Pradesh (1,053km), based on the new survey.
- Kerala reported the smallest increase, adding 30km (5%) to its coastline.
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