Former Tonight Show host and avid car collector Jay Leno thinks so. He’s thrown his support behind a bill in the state ...

Before the EPA, the US environment was not federally protected. Vintage photos show Los Angeles before regulations limited ...

Engine air filters can be made of various materials, some cheaper than others. Is it really worth it to shell out extra cash for a high-end one?

Mark DeSaulnier, a California Democrat, called the Republicans’ attempt to use the CRA to kill California’s waivers ...

The Children's Hospital of Philadelphia lot would be located in a working-class, largely residential neighborhood, where ...

Air pollution levels keep getting worse for more ... Coal- and natural gas-fired power plants create it, as do cars, agriculture, unpaved roads, construction sites and wildfires.Particle pollution ...

Air pollution across Chesterfield has been decreasing despite concerns that levels in some areas have still exceeded the ...