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Post at: Jul 10 2021

Cyclone Yaas in India

Recent Context

  • Cyclone Yaas made landfall south of Balasore in the state of Odisha on 26th May 2021.
  • It affected state of Odisha, West Bengal, Andhra Pradesh, Jharkhand, Tamil Nadu, Assam and Meghalaya.
  • This is the second cyclone to hit the country after cyclone Tauktae.

Key Points
About Yaas

  • Word ‘Yaas’ has it origin inPersia and in English it means Jasmine.
  • Cyclone was named by Oman.
  • It was categoriesed as a ‘Very Severe Cyclone Storm’.
  • As per India Metreological Department, it hit the coast of Odisha with the wind speed of 70-80 km/h gusting to 90 km/h.
  • It left behind massive trail of destruction in state of Odisha and West Bengal.

What are Cylcones

  • Cycones are large scale air masses that rotates around a strong center of low atmospheric pressure.
  • They are centers of low pressure surrounded by closed isobars (lines that connect points of equal atmospheric pressure on weather maps) and having high pressure at periphery.
  • It has a closed air circulation from outside toward the central low pressure in such a way that air blows inward in anti-clockwise in the Northern Hemisphere and Clockwise in the SouthernHemisphere.

  • They are formed over ocenic water, when sunlight warms the land and water surface. Due to warming of surface, air over ocean rises upwards and cold air then rushes in to fill the void, afterward they too get warm and rise. This keep happening in repeated cycle, eventually giving birth to cyclone.

Naming of Tropical Cyclone : North Indian Ocean

Some past Cyclone names originated in North Indian Ocean

 

Cyclone Name

Naming Country

Year

Giri

Bangladesh

2010

Thane

Myanmar

2011

Nilam

Pakistan

2012

Nilofar

Pakistan

2014

Kywe

Myanmar

2019

Vays

India

2019

North Indian Ocean Region Cyclones: Bay of Bengal Vs Arabian Sea.

Way Forward

Cyclones are becoming more frequent and intense in the Indian ocean region. India is paying the price for increasing global warning.
Therefore it is imperative that steps proposed to check global warning like Paris climate deal must be strictly adhered to.
Also to deal with the destruction caused by these cyclones better disaster management technique should be adopted.

Kameshwar Shukla
 

 

 


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