In what could be termed as alarming, the levels of two key pollutants - respirable particulate matter (PM10) and nitrogen oxides (NOx) - in Gurgaon are higher as compared to adjoining cities.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/pm10-nox-level-high-gurgaon
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-gurgaon
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gurgaon-d
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/haryana
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rspm-pm-10
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oxides-nitrogen-nox
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/faridabad-d
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rohtak-d
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-quality-monitoring
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0