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Tag Archives: drier

Thousands of years ago, a warm Arctic made the middle latitudes drier

Enlarge / The Arctic is the fastest warming region in the world. The thing about global climate change is that it's not so easy to shift temperatures anywhere around a set number of degrees. The temperature change is not uniform around the globe, and these regional differences can have a significant impact on the weather. For example, the Arctic warms …

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Drier, less predictable environment may have had human evolution – ScienceDaily

A progressively drying climate punctuated by variable weather episodes may have precipitated the transition from our hominin ancestor to anatomically modern humans, according to research published on Oct. Proceedings of the National Academy of Sciences (PNAS) . Since the discovery of a rich assemblage of human fossils as well as stone and other archeological evidence in the rift valley The …

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