Table 1 Differences between current and potential carbon stocks for living tree biomass, dead wood and litter, soil (0–2 m depth) and total ecosystem carbon in different land-use types

From: Integrated global assessment of the natural forest carbon potential

Land-use types

Living tree biomass

Dead wood and litter

Soil

Total

Urban

1.1 (0.8–1.4)

0.3 (0.2–0.4)

0.3 (0.2–0.5)

1.7 (1.2–2.2)

Cropland

38.3 (25.5–50.7)

10.1 (6.7–13.3)

8.5 (5.4–12.6)

56.8 (37.5–76.6)

Pasture

29.8 (21.0–36.5)

7.6 (5.3–9.2)

6.0 (3.5–9.4)

43.3 (29.8–55.1)

Rangeland

24.6 (11.4–38.7)

6.1 (2.8–9.5)

3.1 (1.9–4.6)

33.7 (16.0–52.9)

Low-human-pressure land

37.0 (18.8–54.4)

12.2 (6.0–17.2)

4.2 (2.4–10.5)

53.3 (27.2–82.1)

Existing forest

84.7 (68.7–105.0)

26.9 (25.9–32.3)

27.3 (13.5–91.1)

138.9 (108.1–228.4)

Sum

216.7 (153.0–266.8)

61.8 (41.3–76.2)

49.3 (26.8–128.7)

327.8 (221.1–471.7)

  1. Values show the means (in Gt C) of the four GS and six SD model predictions. Values in brackets show the full range of estimates across the ten models. For soil carbon, the uncertainty range (absolute errors) was based on ref. 23.