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Nature 400, 510-511 (5 August 1999) | doi:10.1038/22889

Open Innovation Challenges

Conservation biology Top dogs maintain diversity

Bernt-Erik Sæther

Species are becoming extinct at one of the highest rates in the Earth's history1. So a pressing task in conservation biology is to document the effects of species losses on ecosystems.

  1. Bernt-Erik Sæther is in the Department of Zoology, Norwegian University of Science and Technology, N-7491 Trondheim, Norway.
    e-mail: Email: Bernt-Erik.Sather@chembio.ntnu.no