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Coal Mines

(credit: Jeff Swensen/Getty Images)

Clean-Air Rules Assailed In Denver As Too Much, Too Little

Hundreds of people across the country lined up Tuesday to tell the Environmental Protection Agency that its new rules for power-plant pollution either go too far or not far enough.

07/29/2014

(credit: Doug Pensinger/Getty Images)

Renewable Energy Bill Faces Another Test In Colorado

A bill that would dramatically raise renewable energy requirements for Colorado’s rural cooperative electric associations faces a test Wednesday in the state House.

04/24/2013

A sinkhole along Colorado's Front Range (credit: CBS)

Colorado Agency Studies Land Around Old Front Range Mines

Homes across parts of the Front Range are facing an underground threat from old coal mines.

10/04/2011

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