noun, Pathology. 1. the accumulation of excessive ketones in the body, as in diabetic acidosis. Origin of ketosis. 1915-1920.
Climate zones of Africa, showing the ecological break between the hot desert climate of the Sahara Desert (red), the hot semi-arid climate of the Sahel (orange) and the tropical climate of Central and Western Africa (blue).
Only the northernmost and the southernmost fringes of the continent have a Mediterranean climate because they aren't located under the tropics. Because of this geographical situation, Africa is a hot continent as the solar radiation intensity is always high.reat parts of North Africa and Southern Africa as well as the whole Horn of Africa mainly have a hot desert climate, or a hot semi-arid climate for the wetter locations. The Sahara Desert at the north is the largest hot desert in the world and is one of the hottest, driest and sunniest places on Earth.