Table 4 Areas of the 6 major land types in the Manas River Basin over a period of 1976 to 2015 (Unit: km2).

From: Change in Land Use and Evapotranspiration in the Manas River Basin, China with Long-term Water-saving Measures

 

1976

1990

2000

2010

2015

Forest land

8372.30

8392.02

8344.58

8188.10

7799.99

Cultivated land

3230.86

4596.33

5365.43

6187.43

7437.52

Grassland

15463.41

14351.43

13551.33

12938.20

12064.16

Water area

357.69

309.41

593.47

345.51

370.54

Construction land

249.38

298.54

451.78

517.30

544.49

Unused land

6312.90

6169.68

5743.75

5873.80

5833.65

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