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Illinois tops the US Green Building Council's annual rank of the top LEED-certified U.S. states, thanks to a controversial twist supplanting Washington D.C.
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Illinois tops the US Green Building Council's annual rank of the top LEED-certified U.S. states, thanks to a controversial twist supplanting Washington D.C.
Washington DC once again leads the entire US in newly certified LEED green building square feet for 2012...