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Changing monsoon patterns over 30 years

  • December 2, 2021
  • Posted by: OptimizeIAS Team
  • Category: DPN Topics
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Changing monsoon patterns over 30 years

Subject – Geography

Context – Between 1989 and 2018, five states — UP, Bihar, West Bengal, Meghalaya and Nagaland — have shown significant decreasing trends in Southwest Monsoon rainfall, according to an India Meteorological Department (IMD) report cited by the government in Lok Sabha on Wednesday.

Concept –

  • Between 1989 and 2018, five states — UP, Bihar, West Bengal, Meghalaya and Nagaland — have shown significant decreasing trends in Southwest Monsoon rainfall, according to an India Meteorological Department (IMD) report cited by the government in Lok Sabha.
    • The annual rainfall over these five states, along with Arunachal Pradesh and Himachal Pradesh, also show significant decreasing trends.
  • A significant increasing trend in the frequency of heavy rainfall days has been observed over Saurashtra and Kutch, south-eastern Rajasthan, northern Tamil Nadu, Andhra Pradesh and adjoining areas of southwest Odisha, and parts of many other states.

Changing monsoon patterns over 30 years Geography

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