How Decades of Racist Housing Policy Left Neighborhoods Sweltering

Redlining Effects Last Decades

In the 1930s, federal officials red-lined these neighborhoods in Richmond, Va., marking them as risky investments because residents were Black. Today, they are some of the hottest parts of town in the summer, with few trees and an abundance of heat-trapping pavement. White neighborhoods that weren’t red-lined tend to be much cooler today — a pattern that repeats nationwide.