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Chron 鈥� April 2, 2020
KHOU11 鈥� April 1, 202091破解版 鈥� March 17, 2020 Houston Chronicle 鈥� November 3, 2016
StateImpact Texas 鈥� February 4, 2015
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Windpower 鈥� July 12, 2013
North American Clean Energy 鈥� December 13, 2012
Houston Chronicle 鈥� May 3, 2010