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Environment & Energy

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xchrom

(108,903 posts)
Thu Aug 2, 2012, 01:40 PM Aug 2012

You Haven't Seen The Worst Of Extreme Flooding [PRESENTATION] [View all]

http://www.businessinsider.com/climate-changes-leads-to-heavy-rains-and-downpours-2012-8?op=1

Scientists have previously suggested that climate change leads to heavy rain and flooding. A new study provides more evidence of this link.

The study, "When It Rains, It Pours: Global Warming and the Increase in Extreme Precipitation from 1948 to 2011," analyzed more than 80 million daily precipitation records from weather stations across the United States and found that extreme downpours are now happening 30 percent more often nationwide than in 1948.

The alarming research suggests that humans curb emissions to hold off a public health crisis.


A warmer atmosphere evaporates water more quickly and holds more moisture, which increases the frequency and intensity of the biggest rain and snow storms.


Large rain or snowstorms that happened once every 12 months, on average, in the middle of the 20th century now happen every nine months.


***more graphs at link
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