Write in detail about Remote sensing and its uses.Solution in Tamil

Remote Sensing is the process of detecting and monitoring the physical characteristics of an area by measuring its reflected and emitted radiation at a distance from the targeted area. It is an tool used in conservation practices by giving exact picture and data on identification of even a single tree to large area of vegetation and wild life for classification of land use patterns and studies, identification of biodiversity rich or less areas for futuristic works on conservation and maintenance of various species including commercial crop, medicinal plants and threatened plants.
Specific uses
• Helps predicting favourable climate, for the study of spreading of disease and controlling it
• Mapping of forest fire and species distribution.
• Tracking the patterns of urban area development and the changes in Farmland or forests.
• Mapping ocean bottom and its resources.