John Edwards. Photo: kk+ via flickr One of the most meaningful steps the U.S. can take to fight climate change is to forbid construction of new coal plants unless they capture and sequester their carbon emissions. If we allow more dirty coal plants, all our other efforts will be in vain. That's why James Hansen and Al Gore return to the subject so often. Dem presidential candidate Chris Dodd has called for such a policy in blunt language: "The Dodd Plan requires all new plants to capture and sequester CO2. No exceptions." Most enviros seem to think that John Edwards …
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