Radiocarbon dating of east african lake levels austin butler and ashley tisdale dating


21-Feb-2016 19:32

The observed climate mode switch to decreased environmental variability is consistent with terrestrial and marine records from in and around tropical Africa, but our records provide evidence for dramatically wetter conditions after 70 kyr ago.

radiocarbon dating of east african lake levels-24

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Surprisingly, these intervals of pronounced tropical African aridity in the early late-Pleistocene were much more severe than the Last Glacial Maximum (LGM), the period previously recognized as one of the most arid of the Quaternary.The tropics are the heat engine that drives global circulation, as most solar energy received at the top of the atmosphere strikes the tropical latitudes.