An Ice Core Reveals How Profoundly The Black Death Changed Medieval Society

An ice core recovered from an Alpine glacier shows a historical drop in lead pollution, the result of mining industry disrupted by the Black Death.

from Forbes Real Time http://www.forbes.com/sites/davidbressan/2017/07/13/an-ice-core-reveals-how-profoundly-the-black-death-impacted-medieval-society/
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