When elephants can't
take it anymore
The number of savanna elephants
drops abruptly when the human population grows to a certain threshold.
References:
Hoare, R.E., and J. T. Du Toit. 1999. Coexistence between people
and elephants in African savannas. Conservation Biology 13(June):633.
Sources:
Johan T. Du Toit
University of Pretoria
Department of Zoology and Entomology
Mammal Research Institute
Pretoria 0002
South Africa
Richard E. Hoare
University of Zimbabwe
Department of Biological Sciences
Tropical Resource Ecology Program
P.O. Box MP 167
Mount Pleasant
Harare, Zimbabwe
Keith Lindsay
The Environment and Development Group
11 King Edward Street
Oxford OX1 4HT
United Kingdom
Steve Osofsky
World Wildlife Fund
Species Conservation
1250 24th Street, N.W.
Washington, DC 20037-1132
From Science
News, Vol. 155, No. 22, May 29, 1999, p. 341.
Copyright © 1999, Science Service.
