A discussion of the Clean Air Act (CAA), its amendments, and significant caselaw pertaining to clean air regulation in the US ...

During the early 1970s, the air in many American cities was … brown. Pollution muddied clear skies and sickened people across the country. The Clean Air Act helped change that. But the law's ...

Almost half of Americans are breathing unhealthy air, report finds 03:47. The Senate on Thursday approved an effort to overturn an Environmental Protection Agency rule tied to the Clean Air Act ...

The U.S. Supreme Court declined ExxonMobil's appeal regarding a $14.25 million penalty against the company for environmental ...

Rules regulating those seven air toxic pollutants, along with more than 180 others, have been in place since 1990 when Congress passed a major amendment to the Clean Air Act that greatly increased ...

In April, the EPA finalized new air pollution rules for power plants, projected to reduce overall carbon pollution by 1.38 billion metric tons through 2047—roughly the same annual emissions as ...

Two chemical industry groups are asking President Trump for a complete exemption to free their factories from new limits on hazardous air pollution.