First broadcast November 2007
The United States of America produces one quarter of the world's carbon dioxide emissions.
In this three-part series, Laura Trevelyan, the BBC's United Nations correspondent in New York, finds out how the US could retreat from its role as the biggest polluter on the planet.
Programme 2: Corporate Responsibility
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Once pilloried as a polluter (and taken to court for dumping waste in the Hudson River), the industry giant General Electric, under the leadership of Jeffrey Immelt, has gone green and sees its future prosperity tied to developing green technologies.
GE is taking the bold and risky stance of publicly recognising global warming and its links to human activity, and is predicting that consumers will soon demand greener products.
GE has a strategy it calls "Ecomagination" by which it limits its own emissions, setting examples for the cleaner technology developments it hopes to export across the world.
But is this just "greenwash"?
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