problem is now is that the carbon dioxide levels in the air have gone 
up dramatically and so we have a thicker blanket on the Earth trapping 
this energy to a significant degree. Let me talk about now how 
significant that is.
  The numbers I am now going to talk about are also fact. They are not 
abstractions or hypotheticals. This chart basically shows the 
CO<INF>2</INF> concentrations in a red line. This is the most 
disturbing red line that I know of in the world today in the long term 
because what i