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Unformatted text preview: Eutrophication (excess nitrogen in water sources) algae grows and decomposition uses lots of dissolved oxygen, lessening the availability of dissolved oxygen for consumers (fish) Carbon Cycle Climate Carbon in plants Fossil fuels (coal, natural gas, petroleum) Diamonds Biosphere (plants + consumers) Atmosphere (CO2, Methane) Photosynthesis (CO2 fixation in plants) Volcanic Activity ----------------Atmosphere Fossil Fuel burning into the. .Atmosphere Decomposition and Deforestation Atmosphere Ocean (Dissolved CO2, life) Atmosphere (through diffusion) CO2 is a greenhouse gas Too much CO2 increases the greenhouse effect which increased the temperature Example of Positive Feedback which is a negative outcome: CO2 raises temperature, ice melt reduce albedo (reflective energy from ice) increase temperature...
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- Spring '05