Google Research uses Google Maps routing interventions to ease urban congestion
The power of collaboration: How we can reduce traffic congestion
What happened
In the first large-scale real-world study of its kind, published in Nature Cities, Google Research modified the Google Maps algorithm to direct about 2% of trips to alternative routes across 10 U.S. cities for six months. Median travel speeds on target roads rose by about 2%, median fuel-consumption rates fell by 0.5% to 1.0%, and each city could cut thousands of tonnes of CO2e emissions annually.
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