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