Million-Year-Old Arctic Sedimentary Record Sheds Light on Climate Mystery That Has Puzzled Scientists
Lake El´gygytgyn is an impact crater lake located in the Chukotka Autonomous Okrug in northeast Siberia. Credit: UMass AmherstOldest continuous arctic record is a step toward understanding dramatic shift in glacial cycles.New research is the first to provide a continuous look at a shift in climate, called the Mid-Pleistocene Transition, that has puzzled scientists. The study was led by the University of Massachusetts Amherst and published recently in the journal Climate of the Past. Kurt Lindberg, the paper’s first author…