Joanne Woodward and Paul Newman, along with Fred Krupp, president of Environmental Defense, are asking people to sign a petition supporting the bipartisan McCain-Lieberman Climate Stewardship Act, which will soon come up for a vote. You can click on the same link to read a summary of the bill, which would cap greenhouse emissions. Over 200,000 people have signed the petition so far, and they hope to reach their goal of 300,000.

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