Seventy per cent of air pollution in Ha Noi is created by the endless streams of traffic, the Centre for Environmental Monitoring has reported.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/ha-noi-traffic-spouts-pollution
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/vietnam-news
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vietnam
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rspm-pm-10
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/lung-disease