The Twin Creeks Science and Education Center at Great Smoky Mountains National Park received certification at the Gold Level under the U.S. Green Building Council’s Leadership in Energy and Environmental Design (LEED) Rating System.
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The Twin Creeks Science and Education Center at Great Smoky Mountains National Park received certification at the Gold Level under the U.S. Green Building Council’s Leadership in Energy and Environmental Design (LEED) Rating System.
Scripps Interactive Newspapers Group
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