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Ecosystems are driven by biodiversity.

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Presentation on theme: "Ecosystems are driven by biodiversity."— Presentation transcript:

1 Ecosystems are driven by biodiversity.
How is biodiversity maintained?

2 Carbon Cycle The earth’s “core” temperature is rising

3 Science Vol. 305; September, 2004

4 Nature Is “Re-shuffling” The Deck As The Environment Changes

5 Science Vol. 305; September, 2004

6 An Early Food Web

7 Trophic Levels and Food Webs
from Miller, Living In The Environment Thompson, Pub.

8 Trophic Levels and Food Webs: The Complexity of Interactions
Science Magazine

9 Food Pyramid from Miller, Living In The Environment, Thompson, Pub.

10 Ecological Correlates for Public Health
Bio-concentration of contaminants through the food chain DDT

11 Food Pyramids

12


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