Colorado lawmakers in this year’s session took on a wide variety of environmental issues, from the definition of clean energy to the fate of roaming bison. Legislators had to balance $1.2 billion in ...

Regulators took the first enforcement steps against some of Colorado’s largest oil and gas operators in an investigation into reports of falsified data on the cleanup of 404 sites in Weld ...

More than 100 major environmental requirements have been added to state laws since 2009, the Common Sense Institute says, and those have shaved $32 billion from Colorado’s economic output.

Colorado environmental groups gear up for legal battles with Trump administration 03:11. Oil and gas are a big part of Colorado's economy and many are excited about expedited drilling permits.

Colorado lawmakers in 2025 took on a wide variety of environmental and climate change issues, from the definition of clean energy to the fate of roaming bison.