Former U.S. Secretary of State John Kerry, with his two-year-old granddaughter Isabelle Dobbs-Higginson on his lap and United Nations Secretary-General Ban ki-Moon looking on, signs the COP21 Climate Change Agreement on behalf of the United States during a ceremony on Earth Day, April 22, 2016, at the U.N. General Assembly Hall in New York. Lehigh is upholding the Paris climate agreement that President Donald Trump stated he would withdraw the U.S. from. (Courtesy of State Department)
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