Introduction
The Indian monsoon brings in 75% of the water requirement of India in a year with a significant impact on culture, economy and agriculture.
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Main Body
The map shows the major features including the ITCZ over Tibet in October onwards, the North-east Monsoon, the Somali Jet (Easterly Jet), the Arabian Branch from the east, and the Southwest Monsoon. The monsoon begins with the reversal of winds seasonally and withdrawal of the Sub-Tropical.
Jet stream (Westerly) STWJ. Unique formation of Tropical easterly Jet stream is due to heating of Tibetan Plateau. Formation of the 2nd equatorial trough. Somali jet and Tropical easterly jet accentuate it. Formation of a high pressure system near East Asian coast called Mascarene High. Affected by Indian ocean dipole and El Nino (ENSO)
Conclusion
The monsoon is a unique phenomenon that has been the reason for the rich biodiversity that sustains 50% of Earth's population in South and Southeast Asia.
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Diagram
Map of India showing monsoon wind patterns, including ITCZ, Tiber region, Northeast Monsoon, Southwest Monsoon, Somali Jet, Arabian Branch, and tropical easterly jet positions
- Clear introduction establishing the monsoon's significance
- Use of map/diagram to illustrate wind patterns
- Identification of key features like ITCZ and jet streams
Aditya Talwar
World Physical Geography
Phenomena
Indian Monsoon System
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Total words
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