Table 1 Transfer matrix for the diverse Land use types between 2000 and 2020 (km2).

From: Spatio-temporal variations and multi-scenario simulation of landscape ecological risk in the drylands of the Yellow River Basin

LU types

Area of land in 2020

Cropland

Forest

Grassland

Water

Built-up land

Unused land

Total area of lost

Area of land in 2000

 Cropland

117,390

2111

6202

450

2728

1052

12,543

 Forest

361

48,185

645

77

316

176

1575

 Grassland

3470

2183

413,838

1223

2887

7553

17,316

 Water

372

62

556

27,290

144

520

1654

 Built-up land

275

78

351

33

8509

345

1082

 Unused land

634

474

11,445

1039

797

169,267

14,389

 Total area of added

5112

4908

19,199

2822

6872

9646

 
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