New Orleans faces a terrifying future as sea levels rise
Jun 4, 2015, 22:03 IST
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Most of the city is already below sea level, protected by an unreliable system of levees.
Flood risk will grow more severe as rising sea levels and sinking coastal land produce a local increase of at least four feet by the end of the century. And then there's the inevitable increase in major storm surges caused by extreme weather events.
We've created a guide to the crises ahead and the city's best hope for survival.