Activism isn’t only for the young. Many seniors are eager to join the climate movement — and they have the power to achieve key goals, says Bill McKibben.

Removing two aging Eel River dams known as the Potter Valley Project would benefit salmon, lamprey and people, but what happens next remains unclear.

Researchers warn we risk losing a sustainable future if we don’t take action to conserve insects and address climate change. They also offer solutions.

Federal agencies are implementing numerous logging projects in mature and old forests despite calling for forest protections.

We rely on freshwater plants and animals for clean water, food, recreation and other needs. And yet they’re often overlooked in conservation.

New research finds that at least 254 bat species face pressure from hunters, and that could push some of them into extinction.

Researchers have found PFAS in the bodies of wild animals everywhere they’ve looked. Now they’re beginning to understand the health effects.

A pumped hydro facility is just one of many proposed clean energy projects that threaten cultural property of the Yakama Nation.

Accumulating sediment in reservoirs is affecting how much water dams can hold back to supply water for drinking, irrigation and flood control.

New research shows that these ecosystem engineers can be an “ally in stopping the decline of biodiversity.”