Originally posted on CBS DC:
WASHINGTON (CBSDC) — A study published Wednesday says the Washington metro area’s water is at risk, but not in the way you might think.
More than any other area in the United States, D.C. is in danger of a water shortage, according to the Columbia University Water Center. If you’re surprised, you’re not the only one. Even the scientists were taken aback by those findings.
Columbia University’s Dr. Upmanu Lall, a hydroclimatology expert, told WNEW’s Kimberly Suiters that researchers were expecting locales in the West and Southwest to top the list.
Upon finding out D.C. was the most at-risk city, “I was thinking ‘How could that possibly be?’” Lall said. “But I think the variability in rainfall in these areas and the high density of localized demand.”
Before doing the study, researchers developed a new metric called the Normalized Deficit Cumulated (NDC) index. It is based on factors like water…
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