The project, anticipated to be a partnership between WM, City of Denver and Arapahoe County, still needs to go through ...

State regulators on Thursday approved new rules seeking to reduce methane emissions from landfills, which will help in the ...

Food waste and other organic material dumped in landfills produces methane and other pollutants as it decomposes. Colorado’s ...

Denver and WM, one of the nation’s largest waste companies, will soon turn the city landfill into Colorado’s first garbage dump that converts methane into renewable natural gas — repurposing a ...

Pennsylvania is still cleaning up decades’ worth of coal mining pollution. Now it must also contend with millions of tons of ...

Lawmakers are eyeing bills ranging from fixing the state’s waste crisis, further restricting helium balloons and tightening ...

Pennsylvania is still cleaning up decades’ worth of coal mining pollution. Now it must also contend with millions of tons of ...

Former government officials say the state isn’t doing enough to regulate fracking waste, even as new research shows it’s far ...

Usually, drivers would need to buy their own container of fluid to manually refill. These bottles would be commonly made of ...

(Editor’s Note: This is a section from Popular Science’s 38th annual Best of What’s New awards. Be sure to read the full list ...

The county argued CleanLane would be a "recycling" project, which would be allowed under the site's zoning. Opponents, ...