TNPSC Thervupettagam

Stratospheric Warming

January 11 , 2021 1290 days 1022 0
  • Sudden stratospheric warming (SSW) event took place January 5, 2021.
  • This would be the reason behind the very cold weather in large parts of the world.
  • It was potentially the most dangerous kind, where the polar vortex split into two smaller ‘child’ vortices.
  • The polar vortex is a large area of low pressure and cold air surrounding both of the Earth’s poles.

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