The Trump Environmental Protection Agency delivered a significant blow to longstanding US climate policy on Thursday, finalizing rules to revoke a 2009 scientific finding that human-caused climate ...

Gary Keller has a problem with Falcon Field Airport in northeast Mesa. “The lead emissions from general aviation planes from this airport are the worst in the U.S.,” he alleged. “This lead is ...

GE announced the successful test of its direct air capture prototype. GE shares wild plan to 'vacuum' air pollution right out of our skies — here's how the mind-blowing idea would work first appeared ...

China's sweeping efforts to clean up its air have delivered one of the biggest public health success stories of recent ...