Coastal lakes and beach sand grain size are used to track ancient hurricanes on the Gulf Coast. Category five hurricanes decreased substancially about 1,100 years ago...why is unknown,so far.
28 posted on 12/16/2007 7:18:42 AM PST by blam
(Secure the border and enforce the law)
41 posted on 12/17/2007 3:00:12 PM PST by SunkenCiv
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