Clean Air Group Says Denver Improving On OzoneOzone pollution has improved in both Denver and Fort Collins, but both cities are still among the 15 worst in the nation, the American Lung Association said.
Hickenlooper May Ask For One-Third Cut In CO2 PollutionGov. John Hickenlooper may ask for a one-third cut in greenhouse gas pollution from power plants.
Denver's Air Is Deteriorating: New Report From Lung AssociationThe American Lung Association believes the air quality in Denver is deteriorating.
State Plan For Meeting EPA Carbon Pollution Under ScrutinyColorado's plan for meeting new EPA rules for carbon pollution is already under scrutiny and it's not even written yet.
USGS: More Data Needed To Assess Any Fracking-Pollution LinkA new study by the U.S. Geological Survey says more data is needed to be able to say for sure if a link exists between unconventional oil and gas development and degraded water quality.
Udall's Accomplishments Are Diverse, But His Focus Is On Abortion, Birth ControlFor most voters this midterm, it is indeed the economy, stupid. And Mark Udall, the Colorado senator now in the political fight of his life, agrees that's true. But voters might not know it from his ads.
Low-Flying Planes Along Front Range Studying Air PollutantsColorado residents who've spotted large low-flying aircraft in recent days needn't worry.
Colorado Well-Positioned For Pollution StandardsOut of all the states in the nation, Colorado offers the best sneak peek at what the nation would look like once President Barack Obama's energy regulations take effect.
Some Colorado Counties Get Failing Grade When It Comes To OzoneA new report released from the American Lung Association shows there is still room for improvement of air quality across Colorado.
Longmont Man Charged With Illegally Discharging Sewage Into RiverA Longmont man and his business have been charged with discharging sewage into a river.
Health Advisory Due To Grand Valley Smoke LevelsMesa County health officials have issued a health advisory due to high levels of smoke in the Grand Valley.
EPA Approves Colorado Plan To Reduce PollutionThe U.S. Environmental Protection Agency has given final approval to Colorado's strategy to reduce pollution, which relies on switching some coal-fired power plants to natural gas.