President Obama's agreement with China is about as credible as his "affordable care" pronouncements.
Pleistocene glaciers repeatedly buried almost half of the Northern Hemisphere under a mile of ice. The Medieval Warm Period (~950-1250 AD) enriched agriculture and civilizations across Asia and Europe, while the Little Ice Age that followed (~1350-1850) brought widespread famines and disasters. The Dust Bowl upended lives and livelihoods for millions of Americans, while decades-long droughts vanquished once-thriving Anasazi and Mayan cultures, and flood and drought cycles repeatedly pounded African, Asian and Australian communities. Hurricanes and tornadoes have also battered states and countries throughout history, in numbers and intensities that have been impossible to pattern or predict.
