we'll discuss that possibility next week with paul krugman, the nobel laureate in economics and "new york times" columnist whose bestselling book, "end this depression now!" calls for full employment as an alternative to austerity. read it, then send us the question you would like me to put to paul krugman. meanwhile, another reality beckons and there's a menace more threatening than the fiscal cliff ever was. what should really be scaring the daylights out of us -- the crisis which could make all the others irrelevant -- is global warming. get this one wrong and it's over -- not just for the usa, but for planet earth. that's the message delivered by hurricane sandy, and by almost all the extreme weather of the past two years. and here in the first month of the new year, it's the message from the most informed scientists in the world. they're scared, for real. and they say that unless we slow the release of global emissions from fossil fuels, slow it