Climate & Environment in the 4th century

17 sourced entries, 300 CE to 378 CE, oldest first. Also see Climate & Environment across every century or everything else in the 4th century.

• 300The lion becomes extinct from Armenia (approximate date).source
• 300The Formative/Preclassic period in Mesoamerica comes to an end approximately around this year.source
• 300The elephant becomes extinct in North Africa (approximate date).source
• 300The Atlas wild ass becomes extinct (approximate date).source
• 305The Daysan River floods Edessa.source
• 335November 7 – Athanasius is banished to Trier, on the charge that he prevented the grain fleet from sailing to Constantinople.source
• 342A large earthquake strikes Cyprus.source
• 358August 24 — An earthquake destroys Nicomedia, and damages 150 cities in Macedonia, Asia and Pontus.source
• 359Famine in Upper Rhineland: A fleet of 800 river boats, built for the Rhine, cross to the British east coast, and carry back enough corn to raise the famine.source
• 362An earthquake strikes Al-Karak (Jordan).source
• 362An earthquake strikes Nicaea (Turkey).source
• 363May 18–19 – Galilee earthquake of 363. Petra, capital of the Nabataeans (in modern-day Jordan), is seriously damaged.source
• 363363 Arsakawan earthquake: It affects the cities of Arsakawan (modern Doğubayazıt) and Salat (modern Sisian).source
• 365July 21 – An earthquake and tsunami devastate Crete and Alexandria and affects Italy, Greece, and Palestine.source
• 36811 October – An earthquake strikes Nicaea (modern Turkey).source
• 377Gothic War: Famine in Lower Moesia (occupied by the Goths) takes a fearsome toll. Fritigern and his followers appeal for help, but the governors Lupicinus and Maximus regard them as second-class citizens. Little help is forthcoming, and thousands starve to death. The pressure on the Roman frontier is still severe, with the Taifali and other hostile bands of Goths on the Danube. In addition, groups of Huns and Alans have also moved up to the river.source
• 378October – The Greuthungi, faced with food shortages, split off and move west into Pannonia. Followed by their families, they raid villages and farmland.source