That's incorrect, there were plenty of suggestions even forty years ago, many of them involving using less energy. Better construction, reduction of mobility fo

That's incorrect, there were plenty of suggestions even forty years ago, many of them involving using less energy. Better construction, reduction of mobility for people and cargo, less wasteful mobility, resource recycling, many of the things that we still talk about. Of course many of them imply a change in behavior and some of them imply a decrease in what's traditionally referred to as living standards.