After the Great Depression, Black and immigrant areas were typically outlined in red on maps to denote risky places to lend; these red-lined neighborhoods tend to have higher levels of harmful air pollution
Urban neighborhoods that were redlined by federal officials in the 1930s tended to have higher levels of harmful air pollution eight decades later, a new study has found, adding to a body of evidence that reveals how racist policies in the past have contributed to inequalities across the United States today.
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