Cutting the carbs

When I wanted to lose weight and get a bit fitter, I did what millions of women and quite a few men have done around the world - I joined Weight Watchers.  In doing so, I got interested in the parallels between the support and motivations that work for slimming, and the ones we use to promote a low-carbon lifestyle. So I used them to write an article for the environmentalist in November 2006.