Pachmarhi biosphere reserve is one of the richest biodiversity regions of Madhya Pradesh. Various weeds are abundant in the croplands as well as in the forests of this region.

Rice-wheat farming systems have identified the economic benefits of zero tillage farming and it covers about 80 per cent of the food requirement and about 60 per cent of the nutritional requirement of the Indian population.

The distribution of rainfall in the Tarai region of Uttarakhand is very erratic in space and time and occurrence of occasional droughts is not uncommon.

Streo Cartosat-1 satellite data was processed to generate high spatial resolution digital elevation model (DEM) using ground control points (GCPs) collected through geodetic single frequency GPS in differential GPS mode. DEM was processed to generate bare earth DEM by removing heights of natural and man made features from DEM.