Note4Students
From UPSC perspective, the following things are important :
Prelims level: Palar River
Why in the News?
The British-era Palar River Anaicut, a masonry check dam built in 1858, is undergoing a major restoration following severe structural damage caused by the 2021 floods.
Supreme Court’s Directives:
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About Palar River
- The Palar River originates in the Nandi Hills of Karnataka, at an altitude of 1,400 meters above sea level.
- It flows through Karnataka, Andhra Pradesh, and Tamil Nadu, covering a total length of 348 km before emptying into the Bay of Bengal near Vayalur, Tamil Nadu.
- Important tributaries include Cheyyar, Ponnai, Malattar, and Kosasthalaiyar rivers.
- The river has been a lifeline for agriculture, supporting ancient civilizations and irrigation networks in South India.
- Geographical Features:
- It is rain-fed, experiencing seasonal variations—it remains dry for most of the year but carries heavy flows during monsoons.
- Its basin consists of alluvial, red, and black soil, supporting paddy, sugarcane, and groundnut cultivation.
- It is heavily dammed, leading to reduced flow, sand mining concerns, and groundwater depletion.
- The Palar Anaicut and various reservoirs distribute water to agricultural lands in Tamil Nadu, ensuring water security for farmers.
PYQ:[2016] Recently, which of the following States has explored the possibility of constructing an artificial inland port to be connected to sea by a long navigational channel? (a) Andhra Pradesh (b) Chhattisgarh (c) Karnataka (d) Rajasthan |
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