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Pope Francis has delivered a scathing indictment of the global economy. In his long-awaited encyclical on the environment, officially released today, he blames consumerism for the degradation of the planet. NPR's Sylvia Poggioli says the document is both a call for immediate action to stop global warming and a cry for justice for the poor.
SYLVIA POGGIOLI, BYLINE: Taking his cue from his namesake, Saint Francis, the pope refers poetically to the planet as, our sister, Mother...