In a new multimedia campaign, Robert Redford is challenging President Obama to act now on climate change by reining in carbon pollution from the nation's biggest source, coal-fired power plants.
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Robert Redford challenges president Obama to act on climate change
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Figueres calls for ``continued momentum on climate change''
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What the next president should do on climate policy
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Barack Obama tries to win over Colorado
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Climate Change ads banned for overstating risks
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Steve Fielding wants to debate cause of global warming
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President Barack Obama says he is calling on major oil producers to increase ...
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Menendez continues campaigning for Obama
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Presidential candidate Rick Perry denies Global Warming
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Obama to campaign with former rival Hillary Clinton
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PennEnvironment endorses Barack Obama for president
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Obama to campaign for healthcare
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Obama wants to make White House green
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Climate change our most important challenge:
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Africa urges world to pool efforts in fighting climate change
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Obama touts climate change bill
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South Africa calls for mid-term Carbon targets