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Events on Monday 23 September 2019 1
2019Greta Thunberg addresses UN Climate Action Summit"How dare you" speech galvanizes climate movementTeenage activist Greta Thunberg delivered an emotional speech to world leaders at the United Nations, accusing them of failing younger generations with empty words on climate change. Her "how dare you" address became one of the most widely shared speeches of the year. It followed a global climate strike she had helped inspire.