School of Mines will run tests for a regional hub to sequester greenhouse gases from the city’s big cement and power plants
How is Colorado doing in shutting down coal power plants?
New national EPA rules show we’re ahead of the game. Here’s how we got there.
Why was your utility bill so high this past winter? Blame the drought — and California.
As the drought cut California’s hydropower production, the utilities in state scrambled to buy natural gas, driving up costs across the West
Boulder company puts steelmaking on a greenhouse gas diet with low-carbon iron
Electra is patenting a low-temperature iron-making method that can also clean up discarded ore piles, with backing of Colorado congressional delegation.
Colorado may have its best boating season in over a decade thanks to this winter’s large snowfall
But if the deep snow melts too fast, the rafting season that might have been could end in a rush of dangerous water and debris.
Depressed? Anxious? Colorado’s Front Range air pollution may be a factor
Research shows long-term exposure to even low levels of fine particulate matter, NOx chemicals increases occurrence of depression, anxiety. Ozone is a factor in neurodegeneration and memory loss.
Colorado could ban the sale of gas-powered mowers and blowers beginning in 2025
Regional air quality leaders say such a dramatic move would be one way to get real ozone cuts by 2026, when EPA demands kick in
Colorado House tosses some of the toughest parts of bill cracking down on air pollution permits
Clean air advocates still laud the measure as an ozone crackdown, while oil and gas industry vows to keep fighting
Colorado greenlights California-style clean trucks mandate in air pollution fight
Dealers must add clean electric medium and heavy trucks for ‘27 model year, and switch to low-NOx scores in fossil fuel engines
EPA fines natural gas companies in Colorado, the West $9 million for ozone-causing leaks
Penalties also require new equipment to stop emissions at gas-gathering sites in joint enforcement crackdown with state