PM 2.5 and PM 10 levels see a 15 times rise between diesel genets being turned on and off across residential societies in the city.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/diesel-gensets-cause-30-spike-gurugram-air-pollution-report
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/zee-news
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/haryana
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rspm-pm-10
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gurgaon-t
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse