Table 4.
Transition matrix between 2016 and 2020 globally (unit: 103 km2).
| 2020 | Cropland | Forest | Grassland | Shrubland | Wetland | Water Body | Tundra | Impervious Surface | Bareland | Permanent Ice/Snow | Total for 2016 | Total Outflow | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | |||||||||||||
| Cropland | 15,546.75 | 533.86 | 1058.32 | 495.04 | 33.07 | 12.59 | 1.74 | 152.06 | 75.34 | 0.02 | 17,908.79 | 2362.04 | |
| Forest | 508.56 | 42,866.20 | 845.26 | 547.54 | 182.97 | 83.64 | 67.60 | 44.49 | 9.29 | 0.57 | 45,156.11 | 2289.90 | |
| Grassland | 990.66 | 874.08 | 17,786.16 | 1024.71 | 156.37 | 22.65 | 167.87 | 60.93 | 516.00 | 0.88 | 21,600.30 | 3814.15 | |
| Shrubland | 619.24 | 585.24 | 1062.78 | 11,879.50 | 46.73 | 11.54 | 0.73 | 26.01 | 168.39 | 0.02 | 14,400.18 | 2520.68 | |
| Wetland | 32.64 | 205.92 | 154.98 | 41.51 | 1238.88 | 41.78 | 16.55 | 5.65 | 8.55 | 0.01 | 1746.46 | 507.58 | |
| Water body | 8.10 | 80.72 | 19.97 | 9.52 | 38.23 | 2627.69 | 69.34 | 6.83 | 43.71 | 54.67 | 2958.77 | 331.08 | |
| Tundra | 1.42 | 66.37 | 120.96 | 0.48 | 14.40 | 50.36 | 4884.48 | 0.04 | 90.43 | 4.55 | 5233.48 | 349.00 | |
| Impervious surface | 125.22 | 36.60 | 50.77 | 28.47 | 4.76 | 10.31 | 0.15 | 988.25 | 7.02 | 0.10 | 1251.65 | 263.40 | |
| Bareland | 121.77 | 5.74 | 517.42 | 177.49 | 7.45 | 57.60 | 101.86 | 10.06 | 21,157.92 | 57.61 | 22,214.92 | 1057.01 | |
| Permanent ice/snow | 0.00 | 1.16 | 0.65 | 0.01 | 0.04 | 56.72 | 4.05 | 0.03 | 55.26 | 14,370.80 | 14,488.71 | 117.91 | |
| Total for 2020 | 17,954.35 | 45,255.88 | 21,617.28 | 14,204.26 | 1722.89 | 2974.88 | 5314.36 | 1294.35 | 22,131.90 | 14,489.22 | —— | —— | |
| Total inflow | 2407.61 | 2389.68 | 3831.12 | 2324.76 | 484.01 | 347.19 | 429.88 | 306.10 | 973.98 | 118.42 | —— | —— | |