from99% Invisible
3 days agoMurderland - 99% Invisible
Then one day, Caroline discovered a map which documented the amount of arsenic in the soil in the Tacoma region. The map was the first of many clues she used to try to make sense of what plagued the Pacific Northwest of her childhood. What Caroline found was this: the 70s and 80s were the heyday of the mining and smelting of heavy metals in America-metals like copper, lead, and zinc, which all released huge amounts of toxic fumes like lead, arsenic, and asbestos into the air.
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