Houston is trying to plant millions of trees to help combat rising temperatures worsened by abandoned buildings and concrete lots.

A new study reveals how woodpeckers combine breathing and whole-body coordination to drill into trees with extraordinary ...

New data show resilience among the rainforest’s giants, though scientists warn that nutrient limits and rising heat could end ...

Where there’s a tree, there’s usually a forest. But not always. A biologist describes some of the loneliest trees on planet ...

For over two years, park warden Pedro Muagura drove up a dirt road every month to Mozambique's conflict-ridden Mount ...

U.S. cities are increasingly recognizing trees as critical infrastructure but still need help figuring out where to plant them, conservation advocates said Tuesday as they launched a tool to map where ...