Delhi's pollution has reached a critical level. Not only breathing becomes difficult but its serious consequences are also ...

Cities in Asia and the United States emit the most heat-trapping gas that feeds climate change, and Shanghai is the most ...

Lahore has slipped to second place in the global pollution rankings, with New Delhi overtaking the city to claim the top spot ...

The president of Brazil Luiz Inácio Lula da Silva has bet big on biofuels - placing significant pressure on ecosystems and ...