LOSS OF GREEN COVER IN CAUVERY BASIN
Why in the News?
- Recently, it was discovered that Cauvery basin lost nearly 12,850 sq. km of green cover.
Source: The Hindu
Regional Impact and Degradation:
- Karnataka saw the highest reduction, losing 9,664.31 sq. km, while Tamil Nadu lost 2,905.36 sq. km of natural greenery.
- The study highlighted adverse impacts on significant areas such as Brahmagiri Wildlife Sanctuary, Bandipur and Nagarhole National Parks, and Cauvery Wildlife Sanctuary due to diminishing forest covers.
Causes of Degradation:
- Anthropogenic pressures were cited as a primary cause, leading to a 46% decline in natural vegetation, affecting areas like Bannerghatta National Park and its surrounding regions.
Vegetation Types Affected:
- Dense vegetation faced a reduction of 35%, while degraded vegetation accounted for 63% of the lost cover, signifying the widespread impact on various vegetation types.
Dispute
Source: Zee News
- Water sharing dispute: Karnataka and Tamil Nadu clash over sharing water from the Cauvery River, crucial for irrigation and drinking.
- Historical claims: Both states claim historical rights to the water, leading to arguments based on past treaties and usage patterns.
- Tribunal intervention: The Cauvery Water Disputes Tribunal allocated specific water shares in 2007, but disputes and protests continue.
- Political tug-of-war: Politicians often exploit the issue for their own gain, further fueling tensions between states.