"What's the connection between a platter of jumbo shrimp, murdered fishermen, impoverished coastal communities, and disastrous hurricanes? Mangroves. Many people have never heard of these salt-water forests, but for those who depend on their riches, mangroves are indispensable. They are natural storm barriers, home to innumerable exotic creatures--from crab-eating vipers to man-eating tigers--and provide livelihoods to millions of coastal dwellers....