Initial effect will probably be erosion on 75 percent of North Carolina beaches, experts say.
Read MoreIn 2012, the state whose low-lying coast lies in the path of Hurricane Florence reacted to a prediction of catastrophically rising seas by banning policies based on such forecasts.
Read MoreEven for a major hurricane, Florence is a beast like no other. A perfect storm of unfortunate circumstances means Florence could deal a devastating blow to the Southeast. And in the 29 years since Hurricane Hugo struck, the population of the coastal Carolinas has skyrocketed.
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