“My art can’t help but comment on political, cultural and environmental issues of the U.S.-Mexico borderlands,” says the award-winning artist.

The Bureau of Land Management has proposed a mass sterilization, euthanasia and “sale without limitation” of America’s wild mustangs.

A review of Trump’s stated war on regulations doesn't find many successful repeals. But it is hurting regulatory enforcement in quieter ways.

Demand for organic food is growing, but corporations are pushing back to keep consumers in the dark about what they’re eating, says food campaigner Stacy Malkan.

The U.S. Department of Agriculture killed more than 23,000 beavers last year. There’s a better way to manage our ecosystem engineers.

Bears Ears National Monument’s imperiled fossil heritage holds clues to understanding some of our most urgent questions about climate change.

David Dunn says we can learn a lot about nature by listening to it — and in some cases, even use sound to heal the natural world.

This year’s theme is “end plastic pollution.” That misses the point made by Earth Day founder Gaylord Nelson.

Farmers don't like living near big predators like leopards, but new research shows the carnivores provide a vital ecological service.

The Interior Department is narrowing protection for migratory birds to cover only deliberate harm such as hunting, but not threats like development or pollution that kill millions of birds yearly.