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If cities don't find a way soon, they risk homelessness, crime and drug abuse spreading beyond a single neighborhood.
From 2010 to 2017, nighttime pedestrian and cyclist fatalities rose 46 percent while daytime deaths rose 15 percent.
Once used only to manage infrastructure, GIS now deals with all kinds of data.
Housing, jobs and health care depend on it. Pittsburgh has become a national leader in setting clear, intuitive transportation goals.
Doing good pays dividends for both corporations and governments. Just ask Philadelphia.