The Supreme Court's decision on a Colorado lawsuit against ExxonMobil and Suncor could shape dozens of efforts to make fossil ...

A new fleet of battery-powered trains will test whether transit agencies can electrify without installing miles of overhead wires.

Trees are usually seen as climate heroes. But across the Plains states, "woody encroachment" is crowding out the prairie.

Researchers have known for decades how to prevent and treat heat illness, but a patchwork of policies has left players like ...

How Western North Carolina communities are turning what they learned into solar microgrids, practical skills, and accessible spaces designed to help them weather the next disaster.

A new water tower in Turkey: $3 million. Upgrades for a museum in Stamford: $400,000. A first responders appreciation barbecue in Medina County: $10,000. These are just some of the public investments ...

The partners behind a project in suburban Denver think they’ve found a way to accelerate the adoption of residential ...

But one entity still has enough sway, and just enough regulatory authority, to keep pressing car companies toward greater ...

The state is the biggest to approve solar panels that plug into walls, giving residents a cheaper way to generate their own ...

Ranchers, conservative legal scholars, and former Republican EPA chiefs are siding against oil companies. Here's why.