Jake you are wrong..i doubt you watched the movie. i used to believe in that theory to. it was explained in the movie yes we have had cycles during our time on the planet, but not like we are having today. i know we have had several small ice ages in our time on the planet but what we are facing is nothing like we have ever seen and sadly unless about 50 million people die overnight we are all doomed. i will be heading inland. Denver should be a wonderful island Paradise