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Environment/Energy

Photo of smoggy downtown Denver skyline via the Colorado Department of Public Health and Environment, Air Pollution Control Division, Technical Services Program, Wednesday, March 6, 2019.

EPA dubs Colorado a “serious” violator of federal air quality standards The state has...

The Environmental Protection Agency on Monday formally designated Colorado a "serious" violator of federal air quality standards designed to protect public health, kicking off...
Rep. Joe Neguse, of Boulder, serves on the House Select Committee on the Climate Crisis at the University of Colorado Law School campus on Aug. 1, 2019. (Photo courtesy Sally Tucker)

Colorado Rep. Joe Neguse has a plan to fight Trump on climate censorship “Stop...

WASHINGTON — A freshman Colorado congressman, troubled by allegations of climate censorship by the Trump administration, is attempting to make it harder for political...
A must-pass defense policy will move forward without provisions that would crack down on a wide class of chemicals known as PFAS that are linked to health problems. Among the provisions struck: language that would have required the EPA to limit PFAS levels in waterways and strengthen regulations on PFAS in drinking water. (Photo by Brandon Giesbrecht via Flickr: Creative Commons)

Key regulations on chemicals linked to health problems struck from must-pass defense bill The...

WASHINGTON — Congressional Democrats and environmental advocates suffered a stinging setback with the release of a defense policy bill this week that lacks key...
Patrick Murphy, Boulder County Public Health employee, uses a FLIR infrared camera to check for gas leaks at a Crestone operating well pad in eastern Boulder County. (Photo by Ted Wood/The Story Group)

Advocates and industry gird for battle over new oil and gas emissions rules As...

Colorado air quality officials are poised to write new rules next week for toxic and planet-warming gases emitted from oil and gas operations.  The Polis...

Benzene spike detected near Greeley elementary school Levels of benzene, a known carcinogen, exceeded...

State health officials said Monday concentrations of benzene exceeding federal health-based guidelines were recorded near Greeley’s Bella Romero Academy, a majority Latino school in...

New rules call for thousands of miles of underground oil and gas lines to...

Colorado oil and gas regulators on Thursday wrote new rules that will for the first time make online maps of underground oil and gas...
Extraction Oil & Gas well pad site near Windsor, Colorado. (Photo by Ted Wood/The Story Group)

Oil and gas regulators could soon decide whether to make maps of flow lines...

Oil and gas regulators are poised to write new rules this week requiring companies to test, map and remove some of their underground lines,...
Warning sign posted at contaminated Superfund site. (Photo via EPA.gov)

Report: Colorado’s Superfund sites among those threatened by climate change Five of 20 sites...

WASHINGTON — Five of the most contaminated sites in Colorado are vulnerable to the impacts of climate change, according to a new report from...

Hickenlooper is pitching his climate credentials on the Senate trail. It’s a tough sell....

On a cloudy afternoon in October, John Hickenlooper was standing on the sidewalk outside the Broadway Market in Denver. A woman asked to take...

Prop DD, which would legalize sports betting in Colorado, narrowly passes The measure would...

It was a squeaker, but sports betting will be legal in Colorado beginning in May 2020.  Voters on Tuesday approved a ballot measure 51% to...