This is a seminar given by Professor Bob Carter of James Cook University regarding alternate causes of global warming that actually match the data from studies of ice and deep sea cores dating back millions of years. Global warming isn't new or unusual in Earth's history:
Remember things on the news were they say such things like "This is the warmest day since 1844" etc etc.. well... did they have Global Warming in 1844?.
politcal garabage is all it is... In 1970s they talked of the new Ice age...remember?? Oh and millions of years ago the dakatos were tropical and lush... just saying...