Ecosystems: Populations and Succession- in May and June of 1988, after an extended drought, Yellowstone National Park was covered with a large number of fire because of lightning. Although the fires were devastating, nature had started its process of vegetation all over again within two weeks. As time progressed, so did vegetation. I. Populations Dynamics- each species in an ecosystem exists as a population * population equilibrium- a state of balance between births and deaths in a …showed first 75 words of 1111 total…

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