Tamil Nadu minister backs Cauvery polluter
cauvery river is heavily polluted. A recent study has found high levels of dioxins and furans in the drains joining the river. The study has implicated Chemplast Sanmar, a local company into polyvinyl chloride and chloro-chemical production.
The study, conducted by Chennai-based Community Environmental Monitoring (cem), an ngo, found the drains carry 6.7 nanogram/kg of toxins