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...enemies including famine, disease and devastated buildings and roads. But in the immediate aftermath of the disaster less obvious foe can wreak havoc on stricken communities. Its name is salt, and those involved in the international relief effort are bemoaning the lack of a quick and easy desalination technology able to deal with it.
Many of the outlying coastal communities hit by the floods lack anything approaching a modern drinking water system and rely on nothing more advanced than a well or a spring for their supplies. Once overwhelmed by seawater, these wells are rendered effectively useless as drinking water sources until they can be cleaned and replenished by rainfall or another salt-free source.
Bob Reed of the Water Engineering and Development Centre (WEDC) at Loughborough University said desalination is a major headache...
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