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Pope Francis walks in the Clementine Hall after meeting with a delegation of Pacific leaders to discuss climate issues, at the Vatican in November 2017. Francis will be one of several world leaders to present a joint declaration to the U.N. climate conference, COP26. (L'Osservatore Romano/Pool Photo via AP)
Pope Francis walks in the Clementine Hall after meeting with a delegation of Pacific leaders to discuss climate issues, at the Vatican in November 2017. Francis will be one of several world leaders to present a joint declaration to the U.N. climate confer