Paper I · 8 Disaster Management · 8.3 Technology in planning

8.3.2 Remote sensing: platforms, sensors, resolution and Indian satellites (NRSC)

Remote sensing records the Earth from aircraft or satellites by measuring reflected or emitted energy, and its value for a planner depends on four resolutions and on choosing the right sensor for the scale of the plan.

  • APPSC Paper I · Paper I
  • Standard level
  • 7 min read
  • Full course

Key terms

  • remote sensing
  • resolution
  • NDVI
  • false colour composite
  • SAR
  • sun-synchronous
  • Resourcesat
  • LISS-IV
  • Cartosat
  • RISAT
  • NRSC
  • Bhuvan
  • NNRMS

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Mains writingMains writing
  5. Common trapsFoundation
  6. Quick revisionFoundation

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