There are still flood watches in place for parts of the Hawaiian islands, after two large storms hit Maui and Oahu in the past week.

Analysts say coal may stabilize supplies for now but they warn that continued reliance on the polluting fuel will worsen air pollution.

TotalEnergies has agreed to what's essentially a refund of its leases for projects off the coasts of North Carolina and New York, and will invest the money in fossil fuel projects instead, the Department of Interior announced.

For decades, firefighters used a fire-fighting foam that contained PFAS, the substances known as 'forever chemicals' that can cause cancer and other illnesses.

The war in Iran is driving up fossil fuel prices and highlighting the risks of depending on oil and gasoline. Meanwhile, the Trump administration has unwound policies that would boost alternatives.

Researchers at the Woods Hole Oceanographic Institution have uncovered the oldest known recording of whale song. And it reveals a noisier soundscape of today's oceans.

Western states face significant challenges because winter failed to deliver the snow that acts as a reservoir to keep rivers and streams flowing all summer. It's a record drought in many places.

Habitat loss is the biggest driver of extinction for species globally.

One month ago, nine people were killed in an avalanche near Lake Tahoe, California,

A century ago, miners in Tonopah risked their lives to pull a fortune of silver and gold from the nearby mountains. Though the mines went quiet years ago, the town of a little more than 2,000 people is betting that another boom is on the horizon.