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DAILY NEWS ANALYSIS

GS-III :
  • 12 May, 2020

  • 2 Min Read

NISAR

NISAR

  • NASA-ISRO Synthetic Aperture Radar satellite (NISAR) is the world’s most expensive earth imaging satellite.
  • NISAR is dual frequency RADAR, it is an L-band and S-band RADAR. It is the first such satellite using dual frequency RADAR.
  • The S-band is being built by ISRO and L-band by NASA.
  • It is expected that the NISAR satellite will be launched in 2021 from India using the Geo-synchronous Satellite Launch Vehicle (GSLV).
  • One of the main purposes of the mission is to observe Earth and establish a general pathway for future joint missions for Mars exploration
  • It will take weekly snapshots of earth that will provide time lapse images of the motion of tectonic plates, ice sheets and changes in vegetation over land in agriculture and forests.
  • NISAR will provide a means of resolving highly spatial and temporally complex processes ranging from ecosystem disturbances, to ice sheet collapse and natural hazards including earthquakes, tsunamis, volcanoes, and landslides.

Source: PIB


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17 Sep,2021

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