Michael Crichton had a great lecture/essay about this (which, for some reason, is no longer available on the original website). Originally, it was available at

Michael Crichton had a great lecture/essay about this (which, for some reason, is no longer available on the original website). Originally, it was available at http://www.michaelcrichton.net/speech-alienscauseglobalwarming.html http://www.michaelcrichton.net/speech-alienscauseglobalwarmi..., but I've ViewText-formatted a mirror on http://viewtext.org/article?url=http://climaterealists.com/index.php?id=2097 http://viewtext.org/article?url=http://climaterealists.com/i.... It's one of my pieces of writing available online.