End Times: AGW will bring 'widespread food shortages, extreme poverty, massive destruction of our habitats, and imbalance in our ecosystems. Biodiversity will decline to its worst, even to the extinction of more and more species. For all we know, it can lead to the extinction of our civilization! The powerful tornadoes that leveled parts of Oklahoma in the United States are another sign of worse environmental disasters to come. In fact, we are already experiencing strange weather patterns locally and globally as the carbon dioxide in the atmosphere has reportedly gone over 403 ppm'