...The question is, what comes next? The author of the Copenhagen Consensus (not to be confused with December's Copenhagen summit), Danish economist Bjorn Lomborg, has talked about a "third way" forward: acknowledging that climate change is real, but pursuing a cost-benefit approach that would commit countries to projects that yield the greatest benefits for the greatest number of people. "I've read Lomborg," Mr. Ramesh says with a smile. "I don't think you should dismiss Lomborg the way climate evangelicals have dismissed him. He makes reasonable points.