HEI study finds London Congestion Charging Scheme shows little evidence of improving air quality
Green Car Congress
APRIL 27, 2011
The London Congestion Charging Scheme (CCS)—which charged for travel into central London and reduced traffic volume ( earlier post )—has shown little evidence that it improved air quality as well, according to Part I of a new study published by the Health Effects Institute (HEI). —Kelly et al.
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