carbon cycle carbonate systemvbrady/we_website/wetlands... · carbon cycle co2 carbonate system:...

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Carbon Cycle CO 2 Carbonate system: (H 2 CO 3 , HCO 3 - , CO 3 -2 ) Particulate Organic C CH 4 Respiration DOC (ethanol, lactic acid, acetate) Methanogens Denitrifiers, reducers (Mn, Fe, SO 4 2- ) Fermentation bacteria (Bacillus, Clostridium, etc.) Plants, algae Methanotrophs Next

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Page 1: Carbon Cycle Carbonate systemvbrady/WE_website/wetlands... · Carbon Cycle CO2 Carbonate system: (H2CO3, HCO3 CO3-2) Particulate Organic C CH4 Respiration DOC (ethanol, lactic acid,

Carbon Cycle

CO2

Carbonate system:(H2CO3, HCO3

-, CO3

-2)

Particulate Organic C

CH4

Res

pira

tion

DOC (ethanol, lactic acid, acetate)

Methanogens

Denitrifiers, reducers (Mn, Fe, SO4

2-)

Fermentation bacteria (Bacillus, Clostridium, etc.)

Plants, algaeMethanotrophs

Next

Page 2: Carbon Cycle Carbonate systemvbrady/WE_website/wetlands... · Carbon Cycle CO2 Carbonate system: (H2CO3, HCO3 CO3-2) Particulate Organic C CH4 Respiration DOC (ethanol, lactic acid,

Inorganic C species in solution

Golterman, 1969

H2CO3

Page 3: Carbon Cycle Carbonate systemvbrady/WE_website/wetlands... · Carbon Cycle CO2 Carbonate system: (H2CO3, HCO3 CO3-2) Particulate Organic C CH4 Respiration DOC (ethanol, lactic acid,

Decomposition

Craft. 2001. In Richardson & Vepraskas, eds. Wetland soils.Back

Page 4: Carbon Cycle Carbonate systemvbrady/WE_website/wetlands... · Carbon Cycle CO2 Carbonate system: (H2CO3, HCO3 CO3-2) Particulate Organic C CH4 Respiration DOC (ethanol, lactic acid,

Carbon Cycle

Page 5: Carbon Cycle Carbonate systemvbrady/WE_website/wetlands... · Carbon Cycle CO2 Carbonate system: (H2CO3, HCO3 CO3-2) Particulate Organic C CH4 Respiration DOC (ethanol, lactic acid,

AnaerobicAerobic

Nutrient Budgets

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