Remote sensing and GIS are important technologies from "summary" of Geography Optional For UPSC Mains: Previous Years Solved and Practice Model Questions by R P Meena
Remote sensing and GIS are indispensable tools for geographical analysis and decision-making. Remote sensing involves the collection of data from a distance, usually through the use of satellites or aircraft. This technology allows us to gather information about the Earth's surface without physically being there. On the other hand, GIS is a system that integrates, stores, analyzes, and displays geographically referenced information. One of the key reasons why remote sensing and GIS are crucial technologies is their ability to provide spatial data at various scales. This data can be used to monitor changes in the environment, track natural disasters, and plan urban development. By combining information from different sources, researchers and policymakers can gain a comprehensive understanding of complex geographical is...
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