Cyclone Nisarga

IN NEWS:

• Cyclone Nisarga made landfall in coastal Maharashtra.

ABOUT TROPICAL CYCLONES:

• A tropical cyclone is a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain or squalls.
• The naming of cyclones follows the guidelines set by the World Meteorological Organisation (WMO), which stipulates that the names for a cyclone in any ocean basin must be suggested by the countries in the region.
• The name Nisarga was suggested by Bangladesh.
• In different parts of the world, tropical cyclones are known by various names:
  • In the North Atlantic Ocean and the eastern North Pacific, they are known as hurricanes.
  • In the western North Pacific around the Philippines, Japan and China they are termed as typhoons.
  • In Australia, they are known as Willy willies.

PRELIMS QUESTION:

Which of the following statements regarding tropical cyclones are correct:

1. They are characterized by a low-pressure center
2. The guidelines for naming cyclones are provided by World Meteorological organization.

Choose the correct answer from the codes given below:

1. 1 only
2. 2 only
3. Both 1 and 2
4. Neither 1 nor 2

Answer to Prelims question