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Why We Don't Design Our Cities to Withstand 1,000-Year Floods

The floods in Colorado are being described as "Biblical," and for once that word seems to fit. Boulder, for example, usually gets around 15 inches of precipitation annually. This year, that amount has fallen in the ten days since September 9 alone. On September 12, they received nine inches in one day. » 9/19/13 11:00am 9/19/13 11:00am