The Westminster Democrat will step down Jan. 5. A Democratic vacancy committee will be convened to select her replacement.

A 2023 Supreme Court ruling, along with new interpretations from the Trump administration, have limited protections for rivers and wetlands. Colorado is looking to fill in that gap with its own regulatory program.

The agreement marks the end of the Colorado High School Activities Association’s involvement in a federal lawsuit spearheaded last spring by the 27,000-student District 49 near Colorado Springs. The lawsuit will continue with other defendants, including Colorado Attorney General Phil Weiser and officials from the Colorado Civil Rights Division.

Colorado's refusal to share information comes as DOJ sues other states to compel disclosures.

The Cooper family has worked in the coal industry in Colorado for generations. That's ending as one of three coal mines in their area closes in a statewide shift to cleaner energy. Many countries and about half of U.S. states are moving away from coal, citing the environmental impact and high costs of producing electricity that way as plants age.

Winter, a Democratic state senator from Broomfield, was killed last week in a three-vehicle crash on Interstate 25 south of Denver.

A group of mostly Western U.S. Senators is demanding answers on why the U.S. Forest Service has fallen behind on efforts to reduce hazardous wildfire fuels. The 12 senators – all Democrats – are from Nevada, Colorado, New Mexico and other wildfire-impacted states.

New research shows that many rural roads in the Mountain West may be more vulnerable to flooding than people realize. That’s because the culverts and stream crossings underneath them aren’t built to handle today’s storms.

A bipartisan group of lawmakers is asking for all information to be released regarding recent boat strikes on alleged drug boats

In addition to a lack of snow, warmer temperatures have thwarted snowmaking.

The narrowed pool of waters receiving federal protection under the rule could be severe for critical wetlands and streams in the arid West, many of which are seasonal or fed by groundwater.

Senators characterized the agency’s decision-making process as “rigid” and “slow,” and said they want states to have a bigger role.