Climate change over time. Earth actually experienced more than '4.2 Kiloyear Event'.
1.「4.2 Kiloyear event」 - A severe aridification event, occurring around 2200 B.C., that greatly contributed to the fall of the Akkadian empire.
2.「Medieval Warming Period」 - A warmer climate experienced especially in the Northern Hemisphere when Vikings and Inuit were moving to Greenland, around 800-1300 A.D.
3.「Little Ice Age」 - A cooler climate that eventually caused the demise of the Vikings, lasting from circa 1300-1850 A.D.
4.「The Holocene Era」 - Starting about 10,000 years ago, this era includes the Medieval Warming Period, the Little Ice Age, and continues all the way up until today!
1.「4.2 Kiloyear event」 - A severe aridification event, occurring around 2200 B.C., that greatly contributed to the fall of the Akkadian empire.
2.「Medieval Warming Period」 - A warmer climate experienced especially in the Northern Hemisphere when Vikings and Inuit were moving to Greenland, around 800-1300 A.D.
3.「Little Ice Age」 - A cooler climate that eventually caused the demise of the Vikings, lasting from circa 1300-1850 A.D.
4.「The Holocene Era」 - Starting about 10,000 years ago, this era includes the Medieval Warming Period, the Little Ice Age, and continues all the way up until today!