Economics
Climate Treaty Hinges on Obama Making Case, Ex-Aides Say
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One of the biggest things President Barack Obama can do to fight global warming is to talk about it.
That’s the conclusion of at least seven former U.S. presidential aides and advisers serving in three administrations. Their comments came as envoys from more than 190 countries at a United Nations conference in Doha took steps toward completing a treaty by 2015 that would limit fossil fuel emissions starting in 2020.