Climatology (atmosphere, climate)

What is the phenomenon of ‘cloudbursts’? Explain.

What are aurora australis and aurora borealis? How are these triggered?

What is a twister? Why are the majority of twisters observed in areas around the Gulf of Mexico?

Why is the South-West Monsoon called 'Purvaiya' (easterly) in Bhojpur Region? How has this directional seasonal wind system influenced the cultural ethos of the region?

Discuss the consequences of climate change on the food security in tropical countries.

The troposphere is a very significant atmospheric layer that determines weather processes. How?

Briefly mention the alignment of major mountain ranges of the world and explain their impact on local weather conditions, with examples.

The process of desertification does not have climatic boundaries. Justify with examples.

What characteristics can be assigned to monsoon climate that succeeds in feeding more than 50 percent of the world population residing in Monsoon Asia?

Discuss the concept of air mass and explain its role in macro-climatic changes.

How far do you agree that the behaviour of the Indian monsoon has been changing due to humanizing landscapes? Discuss.

Most of the unusual climatic happenings are explained as an outcome of the El-Niño effect. Do you agree?

(a) Bring out the causes for the formation of heat islands in the urban habitat of the world. (100 words) (b) What do you understand by the phenomenon of 'temperature inversion' in meteorology? How does it affect weather and the habitants of the place? (100 words)

Major hot deserts in northern hemisphere are located between 20-30 deg N latitudes and on the western side of the continents. Why?