NYC drivers shell out $9 congestion toll. City admits it failed to improve air quality

A lofty New York City toll slapped on drivers in an effort to reduce congestion and improve air quality produced nearly no change in pollution after its first year, according to the city’s own analysis.

The New York City Health Department's report, released Friday, examined four traffic-related pollutants inside Manhattan's Congestion Relief Zone since the $9 toll was implemented last year. Researchers found that the city’s overall pollution levels remained largely unchanged, with no statistically...