5,200-Year-Old Lead Pollution Reveals Secrets of Early Civilizations

Sediment cores from the Aegean Sea reveal that human-driven lead contamination started 5,200 years in the past—a lot sooner than anticipated. This air pollution is tied to shifts in financial system and land use, culminating in a big spike throughout the Roman conquest, when steel mining and deforestation intensified. Historic Lead Air pollution: A Discovery from the Aegean Scientists learning sediment […]



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