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Page last updated at 07:28 GMT, Monday, 3 September 2012 08:28 UK

How nanotechnology can help after flooding

Millions of dollars have been invested in nanotechnology since Thailand was hit by devastating flooding in 2011.

The Nanotec labs specialise in home-grown solutions suitable for the Thai market but its creations could help save lives further afield.

Dan Simmons takes a look at the raft of innovations to help in the aftermath of any future flooding and discovers that part of the answer may also be to redesign homes and even whole cities.

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