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Life Without The Sun’s Help

Extremophiles Rule!

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Biogeochemical Cycles:

Oxygen
Carbon
Sulfur
Nitrogen
Phosphorous
Calcium

The Oxygen Cycle

The Oxygen Cycle

The Oxygen Cycle

The Oxygen Cycle

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The Carbon Cycle

The Carbon Cycle

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The Carbon Cycle

The Carbon Cycle

The Carbon Cycle

Carbon Sinks:

1. Marine viruses, bacteria, and phytoplankton
2. Forests
3. Coral reefs

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