3 Graphs That Explain Why 20 MPH Should Be the Limit on City Streets
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Speed kills, especially on city streets teeming with pedestrians and cyclists. The investigative news nonprofit ProPublica has produced an interactive graph that deftly conveys how just a few miles per hour can spell the difference between life and death when a person is struck by a motorist. ProPublica’s Lena Groeger used data from the AAA Safety Foundation to chart the plummeting […]