African grasslands expanded 5 million year earlier than previously thought, molecular fossils suggest

PHYSorg
Aug 12, 2026, 7:40 pm309 ptsTop
The iconic grassland savannas of Africa are geographically extensive and important for both local fauna and the global climate. But where did they come from, and how will they change in the future? Ongoing warming, rising CO2 levels and shifting rainfall patterns are likely to profoundly change these…

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