Gamblian Pluvial Stage

paleontology

Also known as: Fourth Pluvial Stage

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June 29, 2026

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The Gamblian Pluvial Stage was a period of increased humidity in Africa during the Pleistocene Epoch, roughly from 30,000 to 15,000 years ago. This stage, corresponding to the Fourth Pluvial, experienced three distinct humid phases separated by drier intervals. During these humid phases, the size of Lake Chad and the glaciers on Mount Kenya and Kilimanjaro diminished. This period also saw significant tectonic activity, including uplift and subsidence in North Africa and fault activity in eastern Africa, shaping the region's topography. The Gamblian Pluvial Stage is part of the broader Quaternary Period, which is characterized by cycles of climatic change and the development of large lakes, known as pluvial lakes, in arid and semiarid regions.12

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Africa
Pleistocene and Holocene developments
During the Gamblian, or Fourth, Pluvial, which occurred from approximately 30,000 to 15,000 years ago, three distinct humid phases are separated by drier intervals. During those phases the dimensions of Lake Chad and those of the glaciers of Mount Kenya and of Kilimanjaro diminished rapidly. The postpluvial
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During the Gamblian, or Fourth, Pluvial, which occurred from approximately 30,000 to 15,000 years ago, three distinct humid phases are separated by drier intervals. During those phases the dimensions of Lake Chad and those of the glaciers of Mount Kenya and of Kilimanjaro diminished rapidly. The postpluvial
Read More