Sub-catchment

Category

1987 Area (Ha)

1997 Area (Ha)

2007 Area (Ha)

2017 Area (Ha)

Nyangores

Forest

41,031 (43.7%)

40,897 (43.8%)

40,510 (43.6%)

30,164 (32.3%)

Grassland

27,681 (29.5%)

23,817 (25.5%)

21,712 (23.3%)

15,997 (17.1%)

Shrub Land

1014 (1.1%)

1598 (1.7%)

1070 (1.2%)

789 (0.8%)

Cropland

21,835 (23.3%)

24,572 (26.3%)

26,983 (29.0%)

42,690 (45.7%)

Bare Land

2279 (2.4%)

2455 (2.6%)

2663 (2.9%)

3721.6 (4.0%)

Built up areas

47.4 (0.01%)

65.53 (0.1%)

80.5 (0.1%)

105.9 (0.1%)