Exemption allows facilities using ethylene oxide, a gas linked to health problems in humans, two more years to meet federal standards.

As sustainability initiatives in other industries stall out, big acts like Coldplay, Dave Matthews, and Billie Eilish are ...

Insiders are divided. They know new Interior Department rules will slow wind and solar development — but they don’t yet know ...

A Puget Sound project turned seaweed from a nuisance into a “climate-smart commodity.” That inserted it into the president’s ...

President Donald Trump is temporarily exempting medical sterilization facilities that use the colorless gas ethylene oxide from tighter emissions standards, including plants in Georgia that have ...

Mycorrhizal fungi help plants thrive, and sequester a lot of carbon. But a new atlas shows these climate warriors need urgent ...

Oakland residents wanted to take a modest step toward ditching an investor-owned utility. Then PG&E got involved.

The Office of Research and Development produced the science underpinning regulations on everything from pesticides to lead.

So what exactly is a heat dome, and why does it last so long? And what gives with all the extra moisture?

Environmental groups are concerned that rich countries are exporting plastic to poor countries in the form of “refuse-derived ...

The Miccosuki tribe alleges that both state and federal agents failed to conduct an environmental review of what the camp ...

New research shows that even with modest reductions in military funding, the United States would keep a whole lot of carbon ...