In the study, SMU researchers present new glacial erosion rates estimated from sediment accumulations in Lago Argentino, ...
For the Cenozoic period, which began about 70 million ... the most recent of which continues today. During the present ice age, glaciers have advanced and retreated over 20 times, often blanketing ...
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Research tracks 66 million years of mammalian diversity"Beginning 66 million years ago, we go from a completely sub-tropical environment across North America to grasslands to a frozen savanna, and finally, reaching the Ice Age," Shupinski said.
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