Table 7 Statistical data of CO2 concentration values and total emissions for various land use types in 2022 (actual measurement), 2023 (prediction and verification scenarios), and 2030 (three different prediction scenarios) (units: t).

From: County land use carbon emission and scenario prediction in Mianyang Science and Technology City New District, Sichuan Province, China

Land class

2022

2023

2030

Baseline

Agricultural development

Construction development

Arable land

28.1712883

28.4718888

30.36322656

36.5385121

28.6583499

Forest land

17.048807

16.7863726

19.03753057

14.6712275

18.430105

Urban area

33.1347681

34.1273622

31.97163702

32.7646198

40.4758842

Transportation

9.07097626

9.07123149

11.88867414

8.92846934

9.87624868

Water body

3.0038442

3.00423424

2.89863199

3.04369659

3.13062135

Unused land

6.14531147

5.17279808

1.606714322

1.36866229

0.03181025

Total

96.5749954

96.6338874

97.7664146

97.3151876

100.603019