The London Congestion Charging Scheme (CCS) – which charged for travel into central London and reduced traffic volume – showed little evidence that it improved air quality, according to a study published by the Health Effects Institute (HEI).
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/impact-congestion-charging-scheme-air-quality-london
[2] http://admin.indiaenvironmentportal.org.in/category/author/frank-kelly
[3] http://admin.indiaenvironmentportal.org.in/category/author/h-ross-anderson
[4] http://admin.indiaenvironmentportal.org.in/category/author/ben-armstrong-et-al
[5] http://admin.indiaenvironmentportal.org.in/category/publisher/health-effects-institute
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-air-quality
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/london
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/congestion-pricing
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oxides-nitrogen-nox
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nitrogen-dioxide
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rspm-pm-10