In this week's address, President Obama discussed new actions by the Environmental Protection Agency to cut dangerous carbon pollution, a plan that builds on the efforts already taken by many

In this week's address, President Obama discussed new actions by the Environmental Protection Agency to cut dangerous carbon pollution, a plan that builds on the efforts already taken by many states, cities and companies. Carbon Pollution Standards here. Published on May 31, 2014

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Then President-elect Barack Obama in a speech (video) to the Global Climate Summit, November 18-19, 2008 Beverly Hills, California, promising "a new chapter of American leadership on climate change."

See also, Climate Change Talks, President Obama, 2009, here.  He speaks on Climate Change, 2013, here.

Then President-elect Barack Obama in a speech (video) to the Global