Exploring biodiversity's benefits

Article Abstract:

Univ of Minnesota experiments on prairie-plant plots supported Darwin's conjecture that productivity increases with an ecosystem's biodiversity. Team leader G David Tilman claims the experiments and new mathematical models hold implications for forest and grazing-land management.

Conferences, meetings and seminars, Environmental aspects, Biological diversity, Biodiversity, Ecological Society of America, Society for Conservation Biology

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Asian hominids grow older

Article Abstract:

Discovery of hominid fossils in China has revised scientific estimates of the date that primitive man reached Asia to 1.8 million years ago vs the earlier estimate of 1 million years ago. The Chinese fossils may be related to an earlier species than Homo erectus.

China, Antiquities, Prehistoric peoples, West Africa, Pithecanthropus erectus, Homo erectus

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Nocturnal researchers tune their ears to our ancestors

Article Abstract:

Research on nocturnal prosimians such as the aye-aye is producing new insights into primate behavior. Sound and smell, rather than sight, lay the ground for the animals' complex social structure and dictate natural selection processes such as choice of mate.

Animal communication, Primates, Social behavior in animals, Animal social behavior

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