TNPSC Thervupettagam

World Hydrography Day 2023 - June 21

June 22 , 2023 525 days 424 0
  • The International Hydrographic Organisation (IHO) was established in 1921.
  • It is serving as a prominent entity focused on addressing various aspects of marine life.
  • This day aims to raise awareness about hydrography and how it plays a role in improved knowledge of the seas and oceans.
  • Theme of this year is “Hydrography - underpinning the digital twin of the ocean."

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