Ecoscience: Ecosystem Stability in the Serengeti

In this, the third of four columns on the Serengeti ecosystem, the authors examine factors affecting regional ecosystem stability.



ecosystem stability - Anne and Paul Ehrlich
Ecologists Anne and Paul Ehrlich consider the factors that govern ecosystem stability.
PHOTO: MOTHER EARTH NEWS STAFF
ecosystem stability - Serengeti dependencies flow chart
Note: Minus signs indicate thjat an increase in the element in the preceding oval leads to a decrease in the element in the following oval. Plus signs show where an increase leads to an increase.
ANNE AND PAUL EHRLICH

















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