Area (million km2) Biomass C Density (g C m-2) Biomass C Density (g C m-2) Biomass C Storage (Pg C) Biomass C Storage (Pg C)
Biome Fungi Bacteria Fungi Bacteria
Boreal forest 11.82 304.44 (191.19-356.01) 58.66 (7.02-171.86) 3.6 (2.26-4.21) 0.69 (0.08-2.03)
Temperate forest 12.89 88.89 (40.25-115.74) 29.88 (3.01-78.5) 1.15 (0.52-1.49) 0.39 (0.04-1.01)
Tropical/Subtropical forest 16.44 64.42 (2.09-115.49) 51.58 (0.51-113.82) 1.06 (0.03-1.9) 0.85 (0.01-1.87)
Grassland 12.16 88.69 (20.55-132.48) 46.14 (2.34-114.23) 1.08 (0.25-1.61) 0.56 (0.03-1.39)
Shrub 8.11 48.06 (11.4-64.78) 17.31 (0.59-53.85) 0.39 (0.09-0.53) 0.14 (0-0.44)
Tundra 5.75 226.96 (150.89-256.46) 32.65 (3.13-108.08) 1.31 (0.87-1.48) 0.19 (0.02-0.62)
Desert 13.51 59.04 (14.05-74) 15.28 (0.32-60.21) 0.8 (0.19-1) 0.21 (0-0.81)
Natural wetlands 6.91 70.44 (30.9-99.91) 32.96 (3.47-72.44) 0.49 (0.21-0.69) 0.23 (0.02-0.5)
Cropland 14.94 67.61 (18.18-95.92) 30.09 (1.73-79.35) 1.01 (0.27-1.43) 0.45 (0.03-1.19)
Pasture 27.00 62.34 (24.03-84.12) 23.68 (1.85-61.62) 1.68 (0.65-2.27) 0.64 (0.05-1.66)
Globe 129.55 96.92 (51.23-126.75) 33.5 (3.66-79.19) 12.56 (6.64-16.42) 4.34 (0.47-10.26)