Disaster Events | VOL. 11, ISSUE 69, November-December 2011 |

A vortex of winds-Cyclones

Henri Peddington, coined the word ‘cyclone’ (Greek: cyclos, coils of a snake) alluding to the appearance of clouds in a tropical storm that frequent the sub continent. Types of cyclones include polar, extra tropical, sub tropical and tropical cyclones. Polar cyclone, also known as sub polar or arctic cyclone occupies a vast area of low pressure which strengthens in the winter and weakens in the summer.  It is a low pressure weather system, usually spanning 1,000 to 2,000 kilometres. An...

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