How Front Range cow waste and car exhaust are hurting Rocky Mountain National Park’s ecosystem
If the contamination worsens, wildflowers could disappear and algae could bloom in alpine lakes, changing...
oil and gas
Douglas County joins lawsuit against Gov. Jared Polis, state treasurer over transfer of tax money
Seven Colorado counties filed a lawsuit Thursday accusing the state of illegally taking tax money...
Adams 14 district, parents at Dupont Elementary plan to fight gasoline storage expansion near school
Parents and neighbors are concerned about how increased pollutants would impact people's health, especially schoolchildren...
Opinion: New rules still allow oil and gas projects near neighborhoods already struggling with pollution
By failing to protect Colorado communities, these draft rules perpetuate environmental racism as the many...
A state tax credit was designed to help relieve congestion on major metro Denver highways. Few businesses are taking advantage.
A south-metro organization in Denver is encouraging businesses to take advantage of state tax credits...
It took 50 years but Colorado finally met federal standards to lower carbon monoxide pollution
State air regulators celebrated a rare air quality achievement.
Colorado to allow additional public input on planned expansion of gas storage near Adams County elementary school
The public comment period on the expansion at Magellan Pipeline Company’s Dupont Terminal in unincorporated...
Environmentalists decry softening of proposed regulation of drilling’s impact on Colorado’s poorest communities
The latest clash involves the ongoing debate about how close wells should be to homes.
Colorado regulators approve plan to drill up to 166 petroleum wells at Lowry Ranch near Aurora Reservoir
State oil and gas regulators have given the green light to a comprehensive plan from...
Suncor’s Commerce City refinery violated Clean Air Act more than 9,000 times over last 5 years, new lawsuit alleges
Earthjustice and its clients documented at least 9,209 days of Clean Air Act violations by...