About this increase had reported researchers led by Peter Webster of Git in the past year. Webster is now one of the authors of the new study, published yesterday in the online edition of the magazine "Science". Using statistical models, researchers have investigated factors that favor the development of severe storms such as Hurricane Katrina.
These include differences in wind speed and direction at different heights and the humidity in the lower atmosphere. Even wind conditions that allow the air vortex created more easily, contributing to more severe storms. "It is in these factors, however, no global trend over these 35 years," Hoyos is quoted in a release of Git. They caused only short-term variations and do not contribute to long-term increase in storm intensities, the scientists say.
Netzeitung
Monday, March 20, 2006
Wisdom Teeth And Blisters
Warmer seas - violent storms
Even before Katrina, the suspicion has been expressed: the higher surface temperature of the oceans, a result of global warming is responsible for the increasing violence of the Stürme.Forscher the Georgia Institute of Technology (GIT) have the appearance and examined the intensity of hurricanes 1970-2004. During this period, the number of severe storms has nearly doubled. After the exclusion of other factors, they came to the conclusion that only the warming of the oceans may have led to this trend:
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