Geophysical phenomena (earthquakes, tsunami, volcanic activity, cyclones)

What are Tsunamis? How and where are they formed? What are their consequences? Explain with examples.

What is sea surface temperature rise? How does it affect the formation of tropical cyclones?

Discuss the meaning of colour-coded weather warnings for cyclone prone areas given by India Meteorological Department.

Differentiate the causes of landslides in the Himalayan region and Western Ghats.

Mention the global occurrence of volcanic eruptions in 2021 and their impact on regional environment.

Account for the huge flooding of million cities in India including the smart ones like Hyderabad and Pune. Suggest lasting remedial measures.

Define mantle plume and explain its role in plate tectonics.

“The Himalayas are highly prone to landslides.” Discuss the causes and suggest suitable measures of mitigation.

Major cities of India are becoming more vulnerable to flood conditions. Discuss.

Tropical cyclones are largely confined to South China Sea, Bay of Bengal and Gulf of Mexico. Why?

(a) Bring out the causes for more frequent occurrence of landslides in the Himalayas than in the Western Ghats. (100 words) (b) There is no formation of deltas by rivers of the Western Ghats. Why? (100 words)