Clean air has become one of America’s best investments, returning $10 for every $1 spent on regulations, by one estimate.
A recent University of Utah study found that the U.S. Environmental Protection Agency is not adequately measuring air ...
Air pollution is a major health concern worldwide, yet most cities experience poor air conditions. According to the World Health Organisation, 99 per cent of the world's population live in areas ...
Bangladesh, Pakistan, the Democratic Republic of the Congo, and India also topped the list of countries with the worst air pollution. open image in gallery Chart shows 10 most polluted countries ...