Table 3: Area occupied by different NDVI classes in different years in the 4 km buffer zones surrounding high elevation points in SBR.

NDVI classArea (ha) occupied in different years
1975 1990 2005

<0.2 6.48 0 0.36
0.2–0.4 1172.52 55.44 63.36
>0.4 10321.911358.9 11479