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Domesticated cattle in the Turkana region, Kenya. Credit: Catherine Grillo.

Study in East Africa: The transition from gathering to grazing did not immediately change human nutrition

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Isotope analysis of archaeological remains in Kenya and Tanzania shows that early pastoralists maintained a diverse diet for generations, before a more animal-focused diet became established.
Illustration: pixabay.

Shepherds and their herds

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Drought in Africa in 2006: areas with abundant vegetation are shown in green, areas with less healthy and thriving vegetation are brown. Photo: NASA image created by Jesse Allen, using data provided courtesy of Jennifer Small, NASA GIMMS Group at Goddard Space Flight Center

Why does NASA follow cows?

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