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

Over the past four centuries, the United States has undergone a dramatic transformation, with vast stretches of forestland giving way to agriculture, urban development, and industry. Once covering a ...

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 ...