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WATER POLUTION (KARAMANA RIVER [thiruvananthapuram])
Unregulated development of tourism, discharge of raw sewage and domestic effluents and industrial pollution are playing havoc with the water quality in the Karamana river basin in Thiruvananthapuram.
An environmental monitoring programme on water quality carried out by the Kerala State Council for Science, Technology and Environment (KSCSTE) has revealed heavy pollution in major stretches of the river.
Analysis of water samples collected from 20 locations along the river showed contamination from different sources resulting in poor water quality, especially in the downstream areas. Thrikkannapuram, the Pachalloor estuarine area where tourism projects are centred, and Thiruvallam were found to be the most contaminated reaches.
Seventy-five per cent of the river water samples were acidic in nature. Most of the physico-chemical water quality parameters exceeded the desirable........
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