A new atlas classifies some districts into zones based on their ability to absorb pollution

Azo dyes have finally been banned in India as they are carcinogenic

Ludhiana will have to fight for its right to be clean

THE scars left by industrial pollution have failed to heal in Sumgait, a former industrial city located near Azerbaijan's capital, Baku.

Even as symptoms of global warming are emerging around the world, a treaty to check emissions of greenhouse gases is facing stiff opposition from industries and employment agencies in the US,