Ranchers in Colorado are struggling to rebuild thousands of miles of fence lost to big wildfires this summer, which can cost $20,000 per mile.

For the first time on record, renewable energy generated more electricity for the planet than coal, a new report says.

Officials announced on Wednesday that they have arrested 29-year-old Jonathan Rinderknecht

Duke Energy's most recent carbon reductions and resource plan proposal suggests delaying retirements of three NC plants that can burn coal.

Europe is the world’s fastest warming continent. Temperatures there are increasing at twice the average global rate.

According to a new study, marine heatwaves are hampering the ocean’s ability to keep CO-2 locked up below the surface.

The findings suggest a path toward weaning the world off fossil fuels.

The Hopi Tribe received a multimillion-dollar federal grant to install solar panels and battery storage systems for hundreds of homes. But the Trump administration has canceled the funding.

A hundred years ago, Maryland's first state forester challenged residents to find the state's biggest tree. Now the contest is back. Scott Detrow speaks with Joli McCathran of the Big Tree Program.

Known as the mother of Colombian corals, at 70, marine biologist Elvira Alvarado is still diving — and pioneering "coral IVF" to help save endangered reefs.