Tuticorin sterlite company pollution problem

Sterlite is a Australian company which is there in tuticorin, tamil nadu, which is a product of copper bar from mining material, sterlite plant process by using chemicals, gas leakage more than normal, sulfer di oxcide gas leakage highly suffering tuticorin city (breathing problem, eye irritation, throat pain), also company waste disposed in sea water because aquatic livings suffered, 2016 cancer patient increased in tuticorin, totally pollution increased in tuticorin, tamil nadu pollution control board sleeping well.political VIPs not care about our mother land, sterlite will establishing the new plant if its approve tuticorin transfom like a Bhopal disaster. So please. Wanna stop establishing of sterlite company,
Thank you