[RWebb]

sammy - see my DoD post above; that's what is up with all the xIAs

Head - I can understand your emphasis. There is a huge amt. of disinformation floating around. It reminds me of the Tobacco industry and lung cancer. There are valid questions about the extent of warming, acidification, spread of certain plants from high CO2 levels, and magnitude of extreme events, as well as the impacts to human economies and civilizations.

There is no scientific controversy as to the fact of warming, and little doubt as to the cause.