In layers of melting glacier ice, scientists find a story of pre-industrial pollution

NPR | By Nell Greenfieldboyce

Published March 13, 2026 at 5:01 PM EDT

A glacier in Europe holds clues about the activities of pre-industrial people, but it's melting fast.

Nell Greenfieldboyce

Nell Greenfieldboyce is a NPR science correspondent.

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