Cyclone Amphan – Burning Issues – Free PDF Download

Odisha on Alert

• Odisha has braced for a possible cyclone by putting 12 coastal districts on alert and asking collectors to arrange for alternative shelter homes for people.
• Fishermen have been advised not to venture into sea from May 15.

Amphan

• A well-marked low-pressure over the southeast Bay of Bengal is all set to intensify into a depression, the Indian Meteorological Department (IMD) said on 15^th
• The weather departments has also forecast that it will further intensify into a Cyclonic storm by the evening of May 16.

Not a cyclone as of now (16^th Morning)

• The low-pressure area that is looming the Bay of Bengal is not a cyclone as of now but it is expected to intensify into one in a couple of days.
• The IMD expects it move to the North-West (initially approaching the Tamil Nadu-Andhra Pradesh coasts) but later re-curve to the North-North-East (towards Bangladesh-Myanmar).

Tough predicting Cyclones

• ‘’We cannot predict the trajectory of the system now as the depression is yet to be formed.
• However, it may have some impact on the districts located in the northern region of Odisha and southern parts of West Bengal.
• As a result, heavy rainfall is likely in coastal areas from May 19’’ IMD
• Heavy rainfall at isolated places is also likely over Andaman and Nicobar Islands on May 15 and 16.

Cyclogenesis

• The cyclones that occur between Tropics of Cancer and Capricorn are known as Tropical Cyclones.
• Tropical cyclones are weather systems in which winds equal or exceed gale force (minimum of 34 knot, i.e., 62 kmph).
• Indian sub-continent is the worst affected region of the world, having a coast line of 7516 kms.

Exposed to nearly 10% of the world’s Tropical Cyclones.

• Cyclones occur in the month of May-June and October-November.
• Naming of cyclones
• For the Indian Ocean region, deliberations for naming cyclones began in 2000 and a formula was agreed upon in 2004.
• Eight countries in the region – Bangladesh, India, Maldives, Myanmar, Oman, Pakistan, Sri Lanka and Thailand – all contributed a set of names which are assigned sequentially whenever a cyclonic storm develops.

IMD Classification

• Recurring cyclones account for large number of deaths, loss of livelihood opportunities, loss of public and private property and severe damage to infrastructure, thus seriously reversing the developmental gains at regular intervals

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