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.

Water managers say no, but Native American tribes are keeping careful watch on the “water that connects us.”

Dozens of these water-filtering species are at risk of vanishing, and that’s bad news for every living creature that relies on them.

Eco-books coming out this April look at the life and death of Cecil the lion, the history of oppressive oil development, and living a zero-waste lifestyle.

The Trump administration is backing away from treaty mandate to “give preferential attention to the solution of all border sanitation problems.”

Eco-books coming out this March include volumes about Rachel Carson, environmental destruction, plant-based diets and radical resistance.

The 196 nations that agreed to the Aichi Biodiversity Targets have just two years to meet auspicious conservation goals. How are we doing?

Fake news may be hard to spot, but fake arguments don’t have to be.

Growing palm oil for use in food is already destroying habitats and causing extinctions. Using it for biofuel will make things even worse.