Topic: Deserts

African dust can rip potential hurricanes apart

Posted Aug 1, 2007 in download Help
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Studies have revealed that dust storms from Africa cause hurricanes to weaken. Here’s how.

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African dust storms huge, but how do they form?

Posted Aug 1, 2007 in download Help
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Dust storms over Africa can be as large as the continential U.S. They travel for thousands of miles.

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Rivers of airborne dust connect us all

Posted Aug 7, 2007 in download Help
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Airborne dust can ride wind currents for hundreds or thousand of kilometers. In fact, several hundred millions tons of dust are carried from Africa across the Atlantic each year.

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To scientists, dust is a hot topic

Posted Aug 7, 2007 in download Help
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Airborne dust — or aerosols — can originate in volcanoes, dust storms, and burning fossil fuel or biomass. Joe Prospero told Earth & Sky, “Why the specific interest in dust at the present time? Well, there are a lot of factors. One of them has to do with climate issues, specifically the warming issues … “

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Satellite tracking shows dust suppresses hurricanes

Posted Aug 15, 2007 in download Help
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Satellites can track Saharan dust storms across the Atlantic ocean. NOAA’s Jason Dunion analyzed over 20 years of images showing atmospheric dust blowing off of the Sahara desert, and compared that to hurricane and storm activity.

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