One-day scheme promoted by mayor Anne Hidalgo sees city centre mostly free of cars and lower speed limit in other districts
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/all-blue-skies-paris-city-centre-goes-car-free-first-time
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/guardian-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cars
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/france
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cycles
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/non-motorised-vehicles