My travels this week started in Boston, hit by a record number of massive snowstorms this winter; yet another blizzard trapped me inside the convention hotel all weekend.Climate is not the same as weather, but weather certainly reflects climate. And our climate is in serious trouble. It is not just the anecdotal bad storm; it is the sustained change in weather patterns – five years of drought, for example – that is finally getting our attention.One of the most common questions I get asked deals with climate change. I give the same answer everywhere; the reaction I get varies wildly with the venue, however. Most of my questioners have already made up their mind that global climate change is either the fault of a conspiracy of evil capitalists, or the delusion of a conspiracy of