Thursday, April 16, 2009

Fact 3!

Fact 3: If the oceans are warmer, storms will be stronger with stronger and faster winds rather than a colder ocean.

Source 1:
http://www.sciam.com/article.cfm?id=warmer-oceans-stronger-hurricanes

1. The source is Kevin E. Trenberth.
2. Credentials: writes for Scientific American
3. This source seems to be credible.
4. The source says, "The summer of 2004 seemed like a major wake-up call: an unprecedented four hurricaneshit Florida, and 10 typhoons made landfall in Japan—four more than the previous record in that region. Daunted, scientists offered conflicting explanations for the increase in these tropical cyclones and were especially divided about the role of global warming in the upsurge. Then Mother Nature unleashed a record-breaking 2005 season in the North Atlantic, capped by the devastating hurricanes Katrina and Rita."
5&6. I believe this source because the information given seems to correlate to the rise of temperature.

Source 2:
http://www.sciam.com/article.cfm?id=hurricanes-getting-strong

1. The source is Peter Webster
2. Credentials: Georgia Institute of Technology
3. This source is very credible.
4. The source says, "'In the 1970s, there was an average of about 10 Category 4 and 5 storms hurricanes per year globally,' Webster notes. 'Since 1990, the number of Category 4 and 5 hurricanes has almost doubled, averaging 18 per year globally.'"
5&6. I believe this source because the information is very logical and it correlates directly with each other.

Source 3:

http://www.sciencedaily.com/releases/2007/08/070830105911.htm



1. The sources are Tony Del Genio, Mao-Sung Yao, and Jeff Jonas.

2. Credentials: NASA's Goddard Institute for Space Studies, NASA

3. This source is very credible.

4. The source says that according to a study published in American Geophysical Union's Geophysical Research Letters, it states that it predicts that in a warmer climate, stronger and more severe storms may be expected, but with fewer storms overall. "The model then was applied to a hypothetical future climate with double the current carbon dioxide level and a surface that is an average of 5 degrees Fahrenheit warmer than the current climate. The study found that continents warm more than oceans and that the altitude at which lightning forms rises to a level where the storms are usually more vigorous."

5&6. I do believe this source because it is very credible and they are from a big name website and they are involved with NASA.


I do believe this fact because a lot of research has been put into this topic and the correlation between temperature and severity of the storms seems to be direct.

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