Under construction:
- 4,200 YBP abrupt drought, precipitation reductions of up to 30% in the Middle East, Drought and the Akkadian Empire;
- 5900-5500 YBP serious global warming events, End of the African Humid Period;
- 8,200 YBP over two decades temperature cooled (about 3.3°C in Greenland, 8.2 ka event), Post-glacial cooling 8,200 Years Ago;
- 11,500 YBP, Earth’s climate began to look and behave like today;
- 12,800-11,500 YBP Northern Hemisphere suddenly returned to near-glacial conditions, Younger Dryas;
- 14,000 YBP: shift from a cold glacial world to a warmer interglacial state;
- 14,100 YBP Older Dryas;
- 18,000 -15,000 YBP Oldest Dryas;
- 20,000 YBP Last Glacial Maximum;