The world's forests are changing silently, and scientists are warning about the loss of key tree species and lack of biodiversity.

Forests around the world are quietly transforming, and not for the better. A massive global analysis of more than 31,000 tree species reveals that forests are becoming more uniform, increasingly ...

Many at-risk forest tree species will probably need biotechnology along with traditional tree-breeding approaches to survive, according to insights published in the July issue of the journal New ...

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 ...

Researchers demonstrate that the simplest way to measure diversity in eastern U.S. forests is also the best way to assess its health and productivity, creating a straightforward roadmap for ...

For thousands of years, one tree species defined the cultural and ecological identity of what is now the American South: the ...

Aleta McKeage speaks about a shagbark hickory tree last month as she leads a tour of the City Park Arboretum in Belfast. Scientists are trying to find species that can survive in Maine as temperatures ...

PORTLAND, Ore. — As native trees in the Pacific Northwest die off due to climate changes, the U.S. Forest Service, Portland, Oregon and citizen groups around the Puget Sound region are turning to a ...

A group of botanists has discovered a new species of rainforest tree in Tanzania’s Udzungwa Mountains. A total of around 100 mature trees were found growing in two village land forest reserves ...

When Sam Hitt first saw his favorite white pine in the Santa Fe National Forest about a decade ago, he stopped dead in his ...

Botanists surveying a remote forest reserve on Pemba Island in Tanzania’s Zanzibar archipelago have discovered a forest of rare trees — the only place in Africa where they’re known to occur in the ...