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DAILY NEWS ANALYSIS
10 December, 2023
6 Min Read
Recently, Union Minister cited that over one-third of India’s coastline is vulnerable to erosion as per the study of National Centre for Coastal Research.
What are the key highlights of the study about India’s coastline?
As much as 32% of India’s coastline underwent sea erosion and 27% of it expanded between 1990 and 2018
Goa and Maharashtra have the most stable coastlines in the country.
What is coastal erosion?
Hydraulic action - This type of erosion is more effective in areas where the rock has many cracks or joints, such as limestone or chalk.
Abrasion- It is also known as corrosion or sandpapering. It can create smooth and polished surfaces on the rock, such as wave-cut platforms.
Attrition- This type reduces the size and shape of the rock fragments carried by the waves.
Solution- It is also known as corrosion or dissolution. It depends on the chemical composition of the rock and the water.
Factors causing coastal erosion?
Factors |
About |
Waves |
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Sea level rise |
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Sediment loss |
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Human interference |
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What are the effects of coastal erosion?
What are the India's initiatives for coastal management?
Indian coast is about 7500 km long and characterized by varied landforms and ecosystems.
National Centre for Coastal Research |
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