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

Trump’s push to undermine clean energy projects is putting new focus on California's environmental laws. California lawmakers reeling from President Donald Trump’s assault on clean energy are ...

MEGA PROBLEM: California lawmakers reeling from President Donald Trump ’s assault on clean energy are considering a ...

New research highlights indoor air quality can have a powerful impact on the health and development of babies and young ...

The smaller particles could in fact be more harmful as they can get through the body's natural defenses and cause significant health problems.

Proposed jobs and grants cuts by the Trump administration could have detrimental impacts in air quality monitoring at the federal, state and local government levels, stakeholders say.

The attorney general was referring to California’s unique ability to set stronger-than-federal standards through a 1970 Clean Air Act clause, written amid historic smog conditions in the Los ...

A coalition of seven Utah counties and an infrastructure investment group have sought to construct an 88-mile (142-km) ...

The landmark California environmental legislation that lawmakers have voted to walk back will allow for crucial ...

For more than 50 years since President Nixon signed the Clean Air Act in 1970, federal law has allowed California, which often has had the nation’s smoggiest skies in Southern California, to set ...

In her new book, "Murderland," Caroline Fraser argues that the rise of these criminals has deep roots in the release of ...