I don't know what you guys are all arguing about,
don't worry, in the next century or so a large asteroid/comet is going going to strike the earth and we will be just like the dinosaurs.........EXTINCT!
Come on, humans haven't been on the earth long enough to melt all the polar ice caps... it's just the normal health of the earth.
Global warming is nothing more that a group of politicians trying to find a new way to tax the middle class.