Net ocean flux 2.3 10.7 Ocean-atmosphere gas exchange 02+09-09 78.4-60.7+17.7 Surface ocean 900 10:||06 Intermediate & d

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Net Ocean Flux 2 3 10 7 Ocean Atmosphere Gas Exchange 02 09 09 78 4 60 7 17 7 Surface Ocean 900 10 06 Intermediate D 1 (39.7 KiB) Viewed 27 times

Net Ocean Flux 2 3 10 7 Ocean Atmosphere Gas Exchange 02 09 09 78 4 60 7 17 7 Surface Ocean 900 10 06 Intermediate D 2 (25.69 KiB) Viewed 27 times

Net Ocean Flux 2 3 10 7 Ocean Atmosphere Gas Exchange 02 09 09 78 4 60 7 17 7 Surface Ocean 900 10 06 Intermediate D 3 (32.8 KiB) Viewed 27 times

Net Ocean Flux 2 3 10 7 Ocean Atmosphere Gas Exchange 02 09 09 78 4 60 7 17 7 Surface Ocean 900 10 06 Intermediate D 4 (32.43 KiB) Viewed 27 times

Net Ocean Flux 2 3 10 7 Ocean Atmosphere Gas Exchange 02 09 09 78 4 60 7 17 7 Surface Ocean 900 10 06 Intermediate D 5 (29.61 KiB) Viewed 27 times

Net ocean flux 2.3 10.7 Ocean-atmosphere gas exchange 02+09-09 78.4-60.7+17.7 Surface ocean 900 10:||06 Intermediate & deep sea 37,100 +15530 Ocean floor surface sediments 1,750 Atmosphere 589+240±10 (average atmospheric increase: 4 PgC/yr) 50, Marine biota Rivers 0.9 Dissolved organic carbon 700 о Freshwater outgassing 1.0 Burial 0.2 90% 82 Fossil fuels (coal, oil, gas) cement production Net land use change 1.1 +0.8 Net land flux 26112 Gross photosynthesis 123-108.9+14.1- Export from soils to rivers 1.7 Total respiration and fire 1187-107.2+11.6 Fossil fuel reserves Gas: 383-1135 Ol: 173-264 Coal:446-541 -36530 Volcanism 0.1 Rock weathering 0.3 Rock weathering 0.1 Vegetation 350-550 -30x45 Soils 1500-2400 Permafrost -1700 Units Fluxes: PgC/yr Stocks: PgC
Which reservoirs have lost carbon since pre-industrial times (assume the uncertainties are all zero)? Volcanoes Intermediate and Deep Sea Atmosphere Ocean floor sediments Vegetation Permafrost Fossil fuel reserves
Which of these fluxes have increased due to the anthropogenic increase in CO2 in the atmosphere (that is, from their pre-industrial values)? Rock weathering Total respiration and fire Gross photosynthesis Volcanism Ocean-atmosphere gas exchange Freshwater outgassing
Rank the natural fluxes of carbon into the atmosphere from lowest to highest (so the most important one is last): 1 (lowest) 2 3 4 (highest) Volcanism Freshwater outg Total respiration Ocean-atmosph
Rank the natural fluxes of carbon out of the atmosphere from lowest to highest (so the most important one is last): 1 (lowest) 2 3 (highest) Rock weathering Gross photosynt Ocean-atmosph