Tim Jackson, who among other things is the UK government’s advisor on sustainable development, raised an important issue at TEDGlobal this week in Oxford.  At least I thought so, because it struck at one of the central things on my mind these days (outlined in a recent blog posting here).

Jackson makes two points, one obvious and the other less so.  The first is that economic growth is fundamentally constrained by the resources of this planet.  Our way out to date has been a blind faith in ...