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VOL. I · EST. 11.2025 
SatyaDheesh
सत्याधीश
India's Ground Truth Record
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TRISHNA satellite to launch in 12-16 months to monitor water resources and temperature

GS3Economy · S&T · Environment · Security· Space technology (ISRO, missions)· Prelims·

Why in news

URSC announced that the TRISHNA satellite, a joint Indo-French project, is slated for launch in the next 12-16 months to monitor water resources and surface temperature.

Background

TRISHNA (Thermal Infra-Red Imaging Satellite for High-resolution Natural Resource Assessment) is the third joint project between ISRO and CNES following Megha-Tropiques and SARAL. It will be launched via the Polar Satellite Launch Vehicle (PSLV) and features payloads developed by both agencies.

Facts for Prelims

  • S&TTRISHNA satellite carries two primary payloads: Thermal Infra-Red (TIR) and Visible-Near Infra-Red Short Wave Infra-Red (VNIR-SWIR).
  • BodyCNES is the French space agency collaborating with ISRO on the TRISHNA mission.
  • FactTRISHNA is the third joint satellite project between India and France after Megha-Tropiques and SARAL.
  • S&TThe satellite will be launched using the Polar Satellite Launch Vehicle (PSLV).
  • FactThe mission aims to monitor surface temperature, emissivity, and biophysical/radiation variables for surface energy budgeting.

For Mains

Q. Discuss how space-based remote sensing technologies like the TRISHNA mission can enhance India's water resource management and climate change adaptation strategies.

Dimensions to cover in your answer

  • Data democratization: Open data policy for seamless global dissemination of science data
  • Technological synergy: Joint development of TIR and VNIR-SWIR payloads for high spatial and temporal resolution
  • Resource management: Real-time monitoring of surface energy budgeting at regional and global scales

Keywords: Remote Sensing · Space Cooperation · Water Resource Management · Surface Energy Budgeting · Indo-French Collaboration

Read the full news →Report a mistake in this noteSource: The Hindu ↗Also: GS3 · Cropping patterns & irrigationAlso: GS3 · Climate change & international agreements

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