TNPSC Thervupettagam

Marine cloud brightening

November 20 , 2023 18 days 85 0
  • The “marine cloud brightening” is being seriously considered as a way to shield parts of the ocean from extreme heat.
  • Water cannons are used to spray seawater into the sky.
  • This causes brighter, whiter clouds to form.
  • These low marine clouds reflect sunlight away from the ocean’s surface, protecting the marine life below from the worst of climate change.
  • Modelling studies are encouraging and suggest it could delay the expected decline in coral cover.
  • British cloud physicist John Latham originally proposed cloud brightening in 1990 as a way to control global warming by altering Earth’s energy balance.

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