Global Warming Websites   Scientific American Interactive site on Global Warming   Map of Measured Effects of Global Warming   Woods Hole Global Warming Page   National Geographic Map of Effects   Union of Concerned Scientists   EPA Global Warming Website   Maps showing the effect of a 100m rise in sea level (this is a worst case prediction most people think that sea level will only rise 10 Ð 20 meters)   NASA maps showing good computer models of how temperature change is going to effect different parts of the Earth =