KOLKATA: New Delhi may be reeling under severe air pollution, but Kolkata has not only touched the country's capital city but have also surpassed the city quite a few days in terms of air pollution
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/air-pollution-level-kolkata-among-countrys-highest
[2] http://admin.indiaenvironmentportal.org.in/category/author/suman-chakraborti
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-kolkata
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/west-bengal
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kolkata
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-dioxide
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/leds
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/renewable-energy