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.