Here's what work in the final hours of Colorado's legislative session meant for an ozone pollution bill that had worried industry. The Colorado state Senate on Sunday stripped out provisions of a ...

Environmental health groups analyzing government air quality data have concluded ozone smog from domestic oil and gas production is causing hundreds of thousands of asthma attacks in children under 18 ...

Air monitoring at Carlsbad Caverns National Park showed air pollution in the area increased in recent years alongside growth in oil and gas operations. New Mexico aimed to curb such impacts of ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min A newly proposed bill would ...

Colorado clean air advocates are rushing to finalize a yet-to-be-introduced bill to limit the oil and gas industry’s contribution to Front Range ozone pollution after Gov. Jared Polis directed his ...

Colorado air quality regulators will consider a proposal early next year for stricter rules on hazardous emissions from the oil and gas industry, as the state continues to struggle to rein in its long ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — Gov. Jared Polis unveiled ...

Colorado air regulators withdrew large parts of a draft plan to cut ozone pollution Friday, acknowledging that it underestimated emissions coming from some oil and gas drilling and hydraulic ...

A New Mexico environmental group could sue the U.S. Environmental Protection Agency over rising ozone levels in the Permian Basin region on the southeast corner of the state. Multiple counties in the ...