RC

Ritika Chitlangia

Question 7Why are severe and intense cyclones becoming a regular phenomenon in the Arabian Sea? With suitable examplesGS1GS1

Why are severe and intense cyclones becoming a regular phenomenon in the Arabian Sea? Sub-question: With suitable examples.

Open scan (p.10)

Main Body

Recently, cyclone Biparjoy struck the coast of Gujarat, causing torrential downpour, high-velocity whales and widespread destruction.

Arabian sea cyclones:

Recently, the frequency and intensity of cyclones in the Arabian sea are increasing:

1Slowing down of density urine ie Atlantic Meridional Overturning Circulation => Accumulation of heat in Atlantic ocean => low pressure over Arabian sea => attracts the moisture laden wind => formation of tropical cyclones
2Closing down of cold upwelling zone near Arabian sea => rise in sea surface temperatures @ 87% => ideal for tropical cyclone formation.
3Low vertical wind shear over Arabian sea => better facilitation for development of tropical cyclones.
4Supply of warm equatorial waters to the Arabian sea by monsoon drift.

Thus, the frequency & intensity of cyclone in Arabian sea is testimony of the catastrophic consequences of global warming.

Urgent need to address the issue through mutual cooperation.

148 words4 paragraphs

Conclusion

Thus, the frequency & intensity of cyclone in Arabian sea is testimony of the catastrophic consequences of global warming. Urgent need to address the issue through mutual cooperation.

28 words

Diagram

Map diagram showing tropical cyclone formation mechanisms with arrows indicating heat accumulation, pressure systems, and wind patterns

  • Recent example cited (Cyclone Biparjoy)
  • Clear mechanism explanation
  • Links global phenomena to regional effects

Topper

Ritika Chitlangia

Subject & Paper

GS1GS1

Topic

Important Geophysical Phenomena

Cyclones and Arabian Sea

Cyclone formation and intensification mechanisms

Writing Stats

176

Total words

4

Paragraphs