WASHINGTON — Donald Trump is planning to release more details in the weeks ahead about how his administration would regulate ...

Trump violated an order barring him from making public statements about “reasonably foreseeable witnesses” or prospective ...

Another game of ballot-measure chicken between Colorado environmental groups and the oil and gas industry has been called off ...

Congress announced an agreement Monday on a $105 billion bill to reauthorize the Federal Aviation Administration for five ...

The governors say the move "undermines longstanding partnerships, precedence, military readiness and operational efficacy." ...

Colorado Gov. Jared Polis signed the state’s $40.6 billion budget for the upcoming fiscal year on Monday, praising the ...

A federal agency's work falls short of protecting taxpayers from oil drilling cleanup costs, according to a ...

Critics say the laws have resulted in too many unfounded reports, and that they disproportionately harm families of color and ...

Plastic-to-fuel facilities promise to solve our plastic waste problem, but the reality has often been much more grim.

A milestone was achieved in environmental conservation this month, and it has the potential to boost protections across much ...

Mandatory reporting laws meant to protect Colorado children get another look By: Kristin Jones, KFF Health News - April 29, ...

Two Coloradans who testified against a bill are suing the legislators who cut them off and asked them to be respectful.