Table 6 Carbon stocks of different types of land use from 1980 to 2030 (unit: 106 t).

From: Impacts of land use change on carbon storage in the Guangxi Beibu Gulf Economic Zone based on the PLUS-InVEST model

Scene

Cultivated land

Forest land

Grass land

Water land

Construction land

Unutilized land

Total carbon stocks

1980 year

136.5704

1101.0156

31.8972

0.8572

2.7803

0.2649

1273.3857

1990 year

136.1335

1101.0813

31.9814

0.8583

2.8493

0.2687

1273.1725

2000 year

137.4765

1094.8912

30.3681

0.8624

3.1621

0.2687

1267.0290

2010 year

136.7399

1096.0283

29.5828

0.8644

3.3880

0.2529

1266.8562

2020 year

133.0421

1091.7551

29.4486

0.8475

4.4378

0.2721

1259.8032

Naturally developed

129.7432

1088.0174

29.3288

0.8788

5.3028

0.2682

1253.5393

Cultivated land protection

136.0236

1087.5822

29.3185

0.8513

4.5380

0.2582

1258.5717

Ecological protection

129.7432

1104.2790

29.5770

0.8529

4.4799

0.2297

1269.1617