The president exempted a copper smelter in Arizona from air-quality rules. An E.P.A. official guided the company that sought ...

Air pollution has become the omnipotent and stealthy killer of the health of the world, going beyond the concern of our ...

The State Council, China's Cabinet, has approved the issuance and implementation of three action plans to construct pilot zones for a Beautiful China in major areas of the Beijing-Tianjin-Hebei region ...

The proposed outlay, around 12% higher than the current year’s budget, would be directed towards maintaining rolling stock ...