Table 4 Carbon emissions, carbon absorption, and proportions in each study area in 2000, 2005, 2010, 2018, and 2023.
Year | Carbon emissions /104t | Proportion of carbon emissions/% | Carbon absorption /104t | Proportion of absorption emissions/% | Carbon budget /104t | ||||
|---|---|---|---|---|---|---|---|---|---|
Energy consumption | Human and livestock respiration | Farmland | Forest | Grassland | Water area | ||||
2000 | 2489.74 | 93.23% | 6.77% | 740.14 | 3.10% | 92.48% | 4.41% | 0.01% | 1749.61 |
2005 | 4913.26 | 95.91% | 4.09% | 739.64 | 3.08% | 92.49% | 4.42% | 0.01% | 4173.63 |
2010 | 5864.07 | 97.18% | 2.82% | 749.92 | 2.93% | 92.94% | 4.11% | 0.01% | 5114.14 |
2018 | 7262.92 | 97.57% | 2.43% | 749.75 | 2.89% | 93.06% | 4.04% | 0.01% | 6513.17 |
2023 | 9967.61 | 98.09% | 1.91% | 751.22 | 2.88% | 93.07% | 4.04% | 0.01% | 9216.39 |