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Unformatted text preview: o Young pine forest and developing understory of hardwoods o Mature hardwood forests Aquatic Succession o Nutrient enrichment, break down of organisms in the pond o Climax community can be same as terrestrial habitat, marsh or wetland Dynamics Equilibrium: constant adjustment to change maintains over all balance through three factors o Feedbacks Positive: outputs that promote the current trend Negative: outputs that interfere with the current trend Inertia: resistance to change One change in the nutrients in a ecosystem can greatly affect all life living there: Great Lakes and phosphorous o Species interactions o Population dynamics Example of Positive Feedback which has a negative outcome: CO2 raises temperature, ice melt reduce albedo (reflective energy from ice) increase temperature Example of Negative Feedback: grasslands shrubs FIRE (would become trees if not for this output) grasslands...
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- Spring '05