French-listed company Imerys, which until recently operated a kaolin mine in the Brazilian state of Pará, is now facing ...

Colorado is now in severe violation of two federal ozone pollution standards, and it must find a way to reduce that pollution ...

The US Court of Appeals for the Tenth Circuit remanded Colorado's air quality plan back to the Environmental Protection Agency (EPA) Monday because it failed to account for emissions from drilling, ...

When a driller “fracks” a well on the Front Range up to 400,000 barrels of fresh water can be pumped down the hole under pressure to fracture rock and release ...

A new proposal to combat PFAS contamination, announced by the Environmental Protection Agency, left critical questions ...

A federal appeals court ruled against Trump’s Environmental Protection Agency today, determining that the agency illegally approved a Colorado rule that allows the oil and gas industry to release ...

The Environmental Protection Agency failed to justify its approval of Colorado’s air plan that omits construction operations ...

Colorado has consistently failed to meet federal standards for ground-level ozone across the Front Range where 3.3 million ...

A new report on air quality across the U.S. offers a cloudy prognosis on the long-term health of about 156 million residents ...

Plastic is made from chemicals derived from fossil fuels, the burning of which drives the climate crisis by producing ...

The people Trump chose to lead the most important government agencies related to the environment are cashing in on the ...

Following an order from President Donald Trump, the Environmental Protection Agency gave dozens of coal plants an extra two ...