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The Abbassia Pluvial was an extended wet and rainy period in the climate history of North Africa, lasting from c. 120,000 to 90,000 years ago. As such it spans the transitional period connecting the Lower and Middle Paleolithic .
Carvings of fauna common in the Sahara during the wet phase, found at Tassili in the central Sahara. The Sahara pump theory is a hypothesis that explains how flora and fauna migrated between Eurasia and Africa via a land bridge in the Levant region.
The sedimentary deposits left by ancient lakes in East Africa had enabled Louis Leakey and post-war paleontologists to define major climatic periods considered wet, interspersed with drier periods.
The observatory at Abbassia was an empty monument until 1952. [8] [9] Abbassia and the nearby region saw heavy rainfall during a period of time geological researchers call the Pluvial Abbassia. During this period, red, green and purple rocks or gravel became distributed all along the valley and Delta regions of the Nile. Gravel beds were formed ...
Abbassia, a town in Egypt; Abyssinia, the Ethiopian Empire; Abasgia, the Kingdom of Abkhazia This page was last edited on 25 November 2023, at 15:43 (UTC). Text is ...
Lewis W. Green (January 28, 1806 – May 26, 1863) was an American Presbyterian minister, educator, and academic administrator. Born in Danville, Kentucky, and educated in Woodford County, he enrolled at Transylvania University but transferred to Centre College to complete his degree.
In geomorphology, a pluvial refers to a geologic episode, change, process, deposit, or feature that is the result of the action or effects of rain. Sometimes, it also refers to the fluvial action of rainwater flowing in a stream channel, including a flood, known as a pluvial flood, that is the direct result of excessive precipitation. [1] [2]
The Mousterian Pluvial is a mostly obsolete term for a prehistoric wet and rainy period in North Africa. It was described as beginning around 50,000 years before the present ( BP ), lasting roughly 20,000 years, and ending ca. 30,000 BP.