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2012-11-19. Holding Back Floodwaters With a Balloon

posted Nov 20, 2012, 2:21 PM by Alan Gould
| by Henry Fountain, New York Times. An article relevant to GSS Climate Change chapter 9. Excerpt:  … The idea is a simple one: rather than retrofitting [New York City’s subway system] tunnels with metal floodgates or other expensive structures, the project aims to use a relatively cheap inflatable plug to hold back floodwaters. In theory, it would be like blowing up a balloon inside a tube. But in practice, developing a plug that is strong, durable, quick to install and foolproof to deploy is a difficult engineering task, one made even more challenging because of the pliable, relatively lightweight materials required…. Read the full article: http://www.nytimes.com/2012/11/20/science/creating-a-balloonlike-plug-to-hold-back-floodwaters.html?ref=science&_r=0