1. Biogeochemical Cycles

2. Biogeochemical:

3. Chemical elements and molecules that cycle through the Earth’s systems and provide the building blocks for life.

4. Biogeochemical: Chemical elements and molecules that cycle through the Earth’s systems and provide the building blocks for life. Macro-nutrients:

5. Biogeochemical: Chemical elements and molecules that cycle through the Earth’s systems and provide the building blocks for life. Macro-nutrients: Carbon, Hydrogen, Oxygen, Phosphorus, Nitrogen, and Sulfur

6. Biogeochemical: Chemical elements and molecules that cycle through the Earth’s systems and provide the building blocks for life. Macro-nutrients: Carbon, Hydrogen, Oxygen, Phosphorus, Nitrogen, and Sulfur Other important nutrients:

7. Biogeochemical: Chemical elements and molecules that cycle through the Earth’s systems and provide the building blocks for life. Macro-nutrients: Carbon, Hydrogen, Oxygen, Phosphorus, Nitrogen, and Sulfur Other important nutrients: Calcium, Magnesium, Sodium, and Iron

10. System Input Output Feedback (- & +) System Processes

11. Plate Tectonics

16. The Rock Cycle

17. Ecosystem Biotic (living environment) Abiotic (non-living environment) Energy Climate Weather Minerals Water Air pH Salinity Temperature Soil Sunlight “Community” Biotic interaction Biotic interaction Population of Species 1 Population of Species 2 Population of Species 4 Population of Species 3 Individual Organism NICHE

18. Ecosystem Biotic (living environment) Abiotic (non-living environment) Energy Climate Weather Minerals Water Air pH Salinity Temperature Soil Sunlight “Community” Biotic interaction Biotic interaction Population of Species 1 Population of Species 2 Population of Species 4 Population of Species 3 Individual Organism NICHE

19. Atmosphere Organic Material Soil Soil and Rock Minerals

23. Ecosystem Biotic (living environment) Abiotic (non-living environment) Energy Climate Weather Minerals Water Air pH Salinity Temperature Soil Sunlight “Community” Biotic interaction Biotic interaction Population of Species 1 Population of Species 2 Population of Species 4 Population of Species 3 Individual Organism NICHE