General Studies I · Subtopic
Cyclones
Official syllabus
Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc., geographical features and their location-changes in critical geographical features (including water-bodies and ice-caps) and in flora and fauna and the effects of such changes.
UPSC CSE 2026 notification
What this covers
Trace tropical-cyclone formation, structure and hazards, distinguishing wind, rain, flooding and surge.
Key ideas
- Warm ocean and moist convection
- Rotation and circulation
- Wind rain and storm surge
- Forecast warning and risk reduction