1. Pre AP Biology Ecosystem Dynamics (6.4) Part 1

2. Energy Flow & Matter Cycling

3. 10% Rule of Energy & Trophic Levels

4. Pre AP Biology Ecosystem Dynamics (6.4) Part 2

5. Water Cycle

6. Carbon Cycle

7. Nitrogen Cycle

8. Phosphorus Cycle

9. Pre AP Biology Ecosystem Dynamics (6.4) Part 3

10. Harvesting (Removing matter & nutrients)

11. Sources for Acid Precipitation

12. Previous Acid rain pH across the U.S.

13. Effects of Acid Precipitation

14. Biomagnification (Poison accumulation over time)

15. Rachel Carson

16. Rising CO 2 and rising temperature

17. CFCs destroying Ozone molecules

18. Ozone hole over Antarctica in dark blue

19. Melting Antarctic Ice