Regulators took the first enforcement steps against some of Colorado’s largest oil and gas operators in an investigation into ...

Several oil and gas companies operating in Colorado have been ordered to take corrective actions after third-party ...

Douglas County is moving forward on a controversial sports mega complex in Sterling Ranch. On Tuesday, commissioners voted to approve a $410,000 contract for a consultant to begin early plans for the ...

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.

Colorado lags far behind neighboring states when it comes to keeping special permits — those that are critical to stopping ...

The state of Colorado accused Noble Energy of violating six state rules. Noble predicts cleanup will require removing 26,910 cubic yards of soil.

Those are just some of the Colorado projects on life support ... Lee Zeldin has called environmental justice “an excuse to fund left-wing activists” rather than fix actual environmental issues.

DENVER — While the Trump administration rolls back environmental regulations, Colorado is ensuring the state will continue to address climate change. On Wednesday, The Environmental Protection ...

A bill in the Colorado legislature aims to draw data centers to the state by offering 20-year tax breaks, but it faces a litany of criticisms about the centers' environmental impact.