Jonathan Pershing, head of the U.S. delegation at the UN climate talks in Barcelona, says China should cut its CO2 emissions 50% by 2050.

Reuters reports:

BARCELONA, Spain, Nov 5 (Reuters) - China should roughly halve its greenhouse gas emissions by 2050 to keep the world on a safe climate path, the head of the U.S. delegation at U.N. climate talks in Barcelona said on Thursday.

Leading industrialised countries say that the world must halve greenhouse gases by 2050 to avoid the worst effects of…

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In today’s New York Times, Lauren Morello of ClimateWire asks, “Is 350 [parts per million] the New 450 [ppm] When It Comes to Capping Carbon Emissions?”

The answer is yes, suggests Morello, a reporter with a keen eye for the shifting fashions of climate chic.

The older viewpoint was that if the world cuts back its CO2 emissions at least 50% by 2050, with industrial countries cutting their emissions by 80% or more, we could stabilize CO2 concentrations at 450 ppm, and that, in turn, would…

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Today’s excerpt from CEI’s film, Policy Peril: Why Global Warming Policies Are More Dangerous Than Global Warming Itself, offers a free-market perspective on Al Gore’s proclamation, at the end of An Inconvenient Truth, that global warming is “a moral issue.”

Considered in the abstract, apart from its context in movie, this is a completely unremarkable statement. Just about all public policy issues can be described as moral issues, because they directly or implicitly ask us to decide whether a proposed course of action is fair or…

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