that is easy for us to imagine especially after nagasaki and hiroshima. but we have done a we have good. it is harder for us to imagine if the explosion of a billion pistons every minute can do damage to the same kind of scale but that is us, a big. that question of how we have become that is the most interesting question the one that will define the one that washington has yet to successfully grapple with if we will have some kind of future. the clear transition to get the world to wise up to put a price on carbon for the damage that it causes to the environment and when that happens when the united nations get it together in a serious way then we may begin to see real work that we already see around the edges, the beginning and things like the local food movement, though last agricultural sense showed for the first time in 150 years the number of farmers in america actually increase but not to decline this but that is good news is a demand for good food grown by our neighbors but that means to expand dramatically in only expands when the economic signal