WASHINGTON (AP) — Two-thirds of animal and plant populations are declining in genetic diversity, which makes it harder to ...

UCSB's Professor David Tilman just recieved the National Medal of Science for revealing the importance of biodiversity.

Ecologists have made valuable discoveries that could transform the conservation of two iconic cockatoo species: the Sulphur-crested cockatoos and the critically endangered Yellow-crested cockatoos -- ...