The Gulf coast of Florida and Alabama is a fragile combination of barrier islands, low-lying marshes, and highly erodable mainland shores. In addition to sea-level rise, winter storms, and altered sediment supplies, hurricanes frequently damage or destroy the human developments and infrastructures that line this coast....

Evidence that the North Carolina shore is changing is never hard to find, but recently the devastation wrought by Hurricane Fran and the perilous situation of the historic lighthouse at Cape Hatteras have reminded all concerned of the fragility of this coast....