four dead polar bears really prove global warming?
The film is entertaining but it is meant to educate and a great many people are now using its "science" as proof of global warming, so it is a terrible piece of propoganda because of that. It even quotes the very much discredited Mann et al Hockey Stick as gospel and Mr Lonnie Thompson's work on Tropical glaciers where he managed to get six widely differing results from six ice cores and averaged them coming to the conclusion that suited him even that the average really was the opposite of four of his six cores.
Tornadoes. A decrease since 1950 of F3s or above. An increase on very small ones because of doppler radar. That's technology not climate.
Replacement of 70% of fossil fuel energy by alternative energy would take 30 years and cost $200 billion/year extra. For the slow of skull that is a $6 trillion tab for being politically correct and empirically stupid.
What about
coconuts?
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