Nearly 40 years ago, John Holdren (now “science” advisor to Obama) wrote a book with the infamous Ehrlichs. In the “recommendations” at the end of 1973 book Human Ecology: Problems and Solutions, they said: “A massive campaign must be launched to restore a high-quality environment in North America and to de-develop the United States”. It’s a weird use of the word. But, there is no mistaking “de-develop”: to undo development, to go backwards, to get rid of advances….And it was hardly a juvenile slip of the tongue. 37 years later, all this time passes, and when asked about that passage,...