Evidence from glacier ice: Until it was banned, leaded gasoline dominated the anthropogenic lead emissions in South America
Green Car Congress
MARCH 8, 2015
Before the use of leaded gasoline (period AD 0–1960), lead emissions from mining activities were dominant, especially during periods of the pre-Colombian cultures Tiwanaku/Wari and the Incas, the colonial era and with the increasing industrialization in the 20th century (brown, blue). Picture: Paul Scherrer Institute. Resources. Eichler, G.
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