Last June, David Gershon saw Al Gore’s global warming documentary ‘An Inconvenient Truth.’ The time was ripe, he realized, to finish an old project. In 2000, Mr. Gershon created a step-by-step program, à la Weight Watchers, designed to reduce a person’s carbon footprint. The idea received positive reviews after a pilot program was run in Portland, Ore., but it eventually fell by the wayside for lack of interest. ‘The world wasn’t ready,’ says Gershon, who heads the Empowerment Institute in Woodstock, N.Y., a consulting organization that specializes in changing group behavior. But since then, Americans witnessed the catastrophic fury of hurricane Katrina, which, if nothing else, showed them what a major city looks like underwater. A substantial body of evidence supporting the idea of human-induced global warming accumulated. And, of course, Mr. Gore made his movie. Attitudes toward global warming had shifted considerably. (Indeed, a recent poll by the Massachusetts Institute of Technology found that nearly half of Americans cited global warming as the No. 1 environmental concern; in 2003, only one-fifth considered it that critical.) Gershon put his nose to the grindstone, and a slim workbook titled ‘Low Carbon Diet: A 30 Day Program to […]

Read the Full Article