Water is the most important natural resource which forms the core of the ecological system. The advent of remote sensing has opened up new vistas in groundwater prospect evaluation, exploration and management. The groundwater resources of the study area, Rishikesh region of Garhwal Himalayas, are under threat due to population pressure caused by expanding tourism in this region.

Coastal areas are potential zones of marine resources for a country like India which has a long stretch of coast line. Coastal ecosystem has vast and rich biodiversity consisting of the wetlands along the coastal region, the fish resources available in the sea, coral reefs etc.

Coastal areas are potential zones of marine resources for a country like India which has a long stretch of coast line. Coastal ecosystem has vast and rich biodiversity consisting of the wetlands along the coastal region, the fish resources available in the sea, coral reefs etc.