While more than 90% of lead batteries are recycled, there is a growing emphasis on environment and safety.
Polyvinyl chloride is one of the most widely used plastics in the world. Although recycling this versatile material is a challenge, many manufacturers are trying to find ways to do it.
Epidemiological study on effect of air pollution on human health (adults) in Delhi
How green is green?
Doha: inaction in the face of urgency
Coal mines to get automatic nod for first expansion