Sunday, October 7, 2012

Tropical Cyclone


  • I want to know more on why all tropical cyclones are areas of low atmospheric pressure in the Earth's atmosphere. The pressures recorded at the centers of tropical cyclones are among the lowest that occur on Earth's surface at sea level. Tropical cyclones are characterized and driven by the release of large amounts of latent heat of condensation, which occurs when moist air is carried upwards and its water vapor condenses. This heat is distributed vertically around the center of the storm. Thus, at any given altitude (except close to the surface, where water temperature dictates air temperature) the environment inside the cyclone is warmer than its outer surroundings. 

  • I would like to research on how a strong tropical cyclone can harbor an area of sinking air at the center of circulation. If this area is strong enough, it can develop into a large "eye". Weather in the eye is normally calm and free of clouds, although the sea may be extremely violent. The eye is normally circular in shape, and is typically 30–65 km (19–40 miles) in diameter, though eyes as small as 3 kilometres (1.9 mi) and as large as 370 kilometres (230 mi) have been observed. Intense, mature tropical cyclones can sometimes exhibit an outward curving of the eyewall's top, making it resemble an arena football stadium; this phenomenon is thus sometimes referred to as the stadium effect. It is usually warmest in the center.

  • I appreciate the fact that Tropical helps us in the production of rain that contributes a lot on the cropping season of our farmers, that helps in the production of our basic need which is the food. But I know that it can also damage properties and that it could bring harm to us.

  • All of these information gathered can be the learning and insights that I can share with my family and friends. Also the things that we should do during the occurrence of this phenomena. That could also help us in our community.

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