This year’s “State of the Air” Report found that ground-level ozone pollution is getting worse – strikingly worse. This ...

Residents of China's largest megacity - known for producing half of the world's laptops - have revealed what its really like ...

If also passed by the House as expected, the action will be the first time Congress has weakened protections under the Clean Air Act.

These figures paint a disconcerting picture of the country’s efforts to combat noxious air quality, an ambition established ...