History suggests that such a perception is an invitation to aggression, making war more likely and adding further, albeit utterly unquantifiable costs to the potential bill associated with greenhouse gas emission control regimes.

CENTERFORSECURITYPOLICY: Gaffney on global warming

Last November the Chinese government passed a work plan to control greenhouse-gas emissions further.

ECONOMIST: Climate change

But there are a number of bills hanging around Congress, at various stages of maturity, to control greenhouse-gas emissions.

ECONOMIST: Climate change

Governor Arnold Schwarzenegger, defying opposition from business lobbies and some fellow Republicans, agreed with Democrats who control the California legislature to cap the state's greenhouse-gas emissions and reduce carbon-dioxide emissions by 25% by 2020.

ECONOMIST: Politics this week

The approximate stand-still of global temperature during 1940-1975 is generally attributed to an approximate balance of aerosol cooling and greenhouse gas warming during a period of rapid growth of fossil fuel use with little control on particulate air pollution, but quantitative interpretation has been impossible because of the absence of adequate aerosol measurements.

FORBES: Yes! We Should Defund The U.N.'s Intergovernmental Panel On Climate Change