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  After Haiti’earth quack¹ 2 year ,color swept the country. And within months, the same strain has spread to demanded republican² of US then to Bure ,Mexico ,Spain ,and Canada. Fast e tools are needed to help avoid such national and international academic. But is often takes weeks for transitional disease surveillance method to reveal illness of spread. So researchers turn to Internet as possible tracking tool. They called information in 8 languages for source such news article during first hundred day after earthquake. They also search twitter with data for more than 4500 reports and nearly 189 000 tweeze. They match the outbreak and determining the process by application called health map. The information matched official result in certain places and generally followed the same trends .But unlike official issued information,these data could be connected immediately and could been available up to 2 weeks faster. The comparison was published in American journal of tropical medicine and Hygiene³.The scientists say this method could provide a faster response to academic and potential help limit suffering such Haiti in future.

  Thanks for the minute. For Scientific American, 60 second science. I'm Cynthia Graber

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