Although this species has been around for 100 million years, 90% of its population has vanished in just the past two centuries.

When humans cause a tragedy in nature, our psychological response can leave us feeling lost and alone. But many resources can help.

Planned investments in these mangrove forests — hailed for their carbon-sequestration potential — could further leave people behind and ecosystems at risk.

Our resident psychologist answers environmentalists’ questions about staying mentally resilient when eco-challenges get you down.

A meditation on observation, revision, and the quiet thrill of being wrong — and what all of that means for conservation.

Forest managers conduct hundreds of thousands of acres of forest “thinning” projects annually in the U.S., Canada, Australia, and elsewhere, resulting in substantial ecological and financial costs.

There’s a lot going on to distract us from progress. But if you look through the noise, you’ll find encouraging patterns that no one can stop.

The recently enacted High Seas Treaty offers an opportunity to protect the ocean like never before.

Climate change threatens species around the world. At the same time, many animals can help us in the fight against climate change — if we let them.

A logging concession granted to a furniture company threatens to disrupt the park, its cultural legacy, and its amazing biodiversity.