A New York Times editorial, Taming Fossil Fuels [NYT, March 17, 2007], discusses the convergence of industry and investor response to reducing greenhouse gases. Technology will play an key role, but authors of a M.I.T. report, writing in The Wall Street Journal, argue that the most effective way to reduce emissions is to attach a proportional price to carbon emissions, either as a carbon tax or through a cap-and-trade program as proposed in some legislation in Congress. Requiring emitters to reasonably pay to pollute would do more than other known incentives to bring new technologies to commercial development.

In an International Herald Tribune interview Chirac tells U.S. to sign climate accord or face taxes (IHT, February 1, 2007).