News & Commentary

Senate Bill 218 passes to ensure Colorado’s utilities meet growing customer demand for electric cars, trucks, homes, and appliances.

This legislative session, Colorado once again solidified its place as a climate leader by taking on new and innovative approaches to reduce emissions and protect the environment.

SB24-230 offers a tremendous opportunity to fund transit service through a fee on oil and gas production in Colorado—linking a key source of climate and ozone pollution with a key solution.

Colorado urgently needs to step up to safeguard our wetlands and streams left vulnerable by the Sackett decision.

This past year saw continued climate action, with important policies that will reduce carbon emissions and air pollution while improving quality of life.

A new study shows that the Colorado Clean Car program can bring over $95 billion in benefits to the state. 

A suite of important, yet heavily negotiated, environmental bills are making their way to Governor Polis’s desk.

Replying to EPA’s recommended veto of destructive Bristol Bay mine, desperate Canadian owner argues yet again, against law and science, that the proposed agency decision after 12 years of federal review remains “peremptory,” based on “wildly speculative” assumptions, and an…

EPA just released a recommendation under Section 404(c) of the Clean Water Act that would prohibit the Pebble Mine—a giant gold and copper mine proposed at the headwaters of the world’s greatest wild salmon fishery in Bristol Bay, Alaska. This…

House Committee Issued a Report Detailing How Pebble Mine Proponents “Tried to Trick Regulators” and Asked the Attorney General to Investigate False Statements to Congress

Colorado is poised to see cleaner air, reduced emissions, and a thriving market for zero-emission trucks with two important rules in 2023: Advanced Clean Trucks and Low-NOx Trucks.

On Indigenous Peoples’ Day we honor and celebrate the culture and resilience of Native peoples throughout the United States.

The EPA is responsible for setting environmental regulations to limit the amount of pollution industrial facilities release. This approach has been ineffective in controlling exposures because they do not take into account the cumulative impacts or toxic air contaminants.