Researchers have found almost identical patterns of tree diversity across the world's tropical forests. The study of over one million trees across 1,568 locations found that just 2.2% of tree species ...

Two types of iconic sequoia trees have grown tall and strong in a surprising place: Michigan. One was believed to be extinct less than 100 years ago. The other is the largest living thing on Earth.

CLIMATEWIRE | More than a third of the world’s tree species are at risk of extinction, according to findings by the International Union for Conservation of Nature. The group said that its first global ...