Cities in Michigan lose big tax revenue from pollution-control tax breaks, and many do not track what they give up.

The EPA has slapped back six oil and gas air pollution permits to Colorado regulators, saying the state failed to require adequate monitoring of natural gas venting in the Garfield County systems and ...

Wisconsin officials state Apogee Wausau Group, doing business as Linetec, violated numerous state environmental laws.

The Mendocino County Board of Supervisors, in their dual role as the board of directors for the Mendocino County Air Quality Management District, recently approved the hiring of a new Air Pollution ...