Colorado air regulators voted unanimously to adopt updated landfill standards to cut down on methane pollution coming from garbage dumps.

Leaders of key federal agencies have shown an unusual willingness to grant favors to the nation’s worst polluters, even if it comes at the...

Thanks to an unusual collaboration between people who used to disagree, a threatened river basin in the Nevada desert is restored to life —...

Typhoon Halong decimated several Indigenous villages in remote western Alaska, including Kipnuk, where plans to build a protective storm...

Efforts to fight climate change are still happening within the business community, at the state level, and around the world, despite Trump...

During the government shutdown, billions of dollars for energy projects were canceled by the Department of Energy. What did all these...

A new state law aims to restrict community groups in Louisiana from collecting and making public local air quality data. Now, those groups...

In the race to plug leaky, forgotten oil and gas wells, the secret weapon may be paying people who find them.  

One year after launch, a traffic-reduction program has proved to be a big win for the Big Apple, with benefits bigger than expected...