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The Boston Globe

World

At climate talks, UN chief rejects warming doubts

DOHA, Qatar — Pointing to the destruction caused by Hurricane Sandy and other weather disasters this year, Secretary General Ban Ki-moon of the United Nations told an international climate conference Tuesday that it was time to ‘‘prove wrong’’ those who still have doubts about global warming.

Ban, addressing delegates at the annual UN climate talks, said time is running out for governments to act, citing recent reports showing rising emissions of greenhouse gases, which most scientists say are causing the warming trend.

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