Florida Governor Rick Scott

Florida Governor Rick Scott

Joe Raedle/Getty Images

Florida Governor Rick Scott speaks during the Governor's Hurricane Conference General Session at the Broward County Convention Center on May 18, 2011 in Fort Lauderdale. Scott and 2.4 million fellow Floridians who live within four feet (1.2 meters) of high tide are the United States homeowners most vulnerable to rising sea levels caused by global warming, according to a report from Princeton, New Jersey-based Climate Central.