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ORONO — About 13,000 years ago at the end of the last ice age, glaciers that pushed arctic plant life across the northern hemisphere receded and left some behind on mountain tops in the Northeastern U.S. The alpine plants — now far away from their original tundra habitats — have endured millenia of extreme seasonal […]
ORONO — About 13,000 years ago at the end of the last ice age, glaciers that pushed arctic plant life across the northern hemisphere receded and left some
Scientists say sediment taken from below Chimney Pond, and other Alpine lakes in the Northeast, will yield a fossil record of the plants – those that have died out and those that have survived – since the last ice age.