Climate & Environment in the 7th century

18 sourced entries, 600 CE to 699 CE, oldest first. Also see Climate & Environment across every century or everything else in the 7th century.

• 600Sumatra, Java, and the surrounding islands are converted to Buddhism.source
• 600Moche culture ends in the Andes (approximate date).source
• 600Loma Caldera (El Salvador) erupts, burying the Maya village of Joya de Cerén (approximate date).source
• 600Nazca culture ends in the Andes (approximate date).source
• 601Food production increases in northern and Western Europe as a result of agricultural technology introduced by the Slavs, who employ a lightweight plow with a knife blade (coulter), that cuts deep into the soil at grassroots level, together with a shaped board, or "moldboard", that moves the cut soil to one side.source
• 602602 Surb Karapet Monastery earthquake. It affected the Surb Karapet Monastery, located in the district of Taron.source
• 631The Saxons (Northern Germany) appeal to Dagobert I, against the yearly tribute (500 cows) which they still pay (approximate date).source
• 632The 632 Armenia earthquake affects the region of the Armenian Highlands.source
• 640A surge in atmospheric lead in ice core drilled in the Colle Gnifetti Glacier in the Swiss Alps signals an increase in silver mining because of economic recovery, after natural disasters in 530s and 540s.source
• 645Gwynedd and much of Wales is in the grasp of famine. Would-be king Cadwaladr Fendigaid flees to Brittany. Civil war continues in his kingdom (approximate date).source
• 656First Islamic Civil War: An armed revolt erupts in Egypt; several Muslim sympathisers travel to Medina to rally support, beginning the fitna (literally meaning the 'trail of faith'). The Muslim expansion comes to a halt as the martial energies of the Islamic forces are directed inwards.source
• 665Conflict erupts between King Sighere of Essex and his brother Sæbbi, as they struggle for overlordship between Mercia and Wessex.source
• 665Sighere encourages his subjects to reject Christianity and return to their indigenous religion (approximate date).source
• 669Spring – Arab forces that have taken Chalcedon, on the Asian shore of the Bosporus, threaten the Byzantine capital Constantinople. The Muslim-Arabs are decimated by famine and disease. Yazid, the Arab commander, retreats to the island of Cyzicus (modern Turkey).source
• 675September 16 – A typhoon strikes Japan.source
• 682Due to a culmination of major droughts, floods, locust plagues and epidemics, a widespread famine breaks out in the dual Chinese capital cities of Chang'an (primary capital) and Luoyang (secondary capital). The scarcity of food drives the price of grain to unprecedented heights, ending a once prosperous era under emperors Taizong and Gaozong on a sad note.source
• 684November 26 – 684 Hakuho earthquake. A great earthquake strikes Japan. The people, houses, temples, shrines and domestic animals are greatly damaged.source
• 699June 26 – En no Ozunu, Japanese ascetic, is banished to Izu Ōshima (a volcanic island in the Izu Islands), and accused of confusing the mind of the people with magic. He will be later regarded as the founder of a folk religion called Shugendō.source