Table 1: The total number of pixels within each land-cover type, its area and percentage in Central Asia based on the 2001 MODIS land cover map (source: Propastin et al. [17]).

Land cover typeNumber of pixelsArea in mill·km2Percentage, %

Cropland90080.60910,92%
Irrigated cropland41630.2664,79
Cropland mosaic185351.18621,67
Grassland269511.72531,32
Shrubland131860.84415,2
Savanna20770.1332,3
Wetland31350.2013,61
Forest66160.4237,59
Tundra3320.0210,38
BSV*27710.1773,13

Total867745.578100

BSV*: barren or sparsely vegetated.