Traces of Roman-era Pollution Stored in the Ice of Mont Blanc

Published in Geophysical Research Letters, the study, led by an international team and coordinated by a CNRS scientist at the Institute for Geosciences and Environmental Research (IGE)(CNRS/IRD/UGA/Grenoble INP), reveals significant atmospheric pollution from heavy metals: the presence of lead and antimony (detected in ancient alpine ice for the first time here) is linked to mining activity and lead and silver production by the ancient Romans, well before the industrial age, in fact.

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