Already dealing with the high particulate matters in the air, the national capital this summer has witnessed an alarming build-up of ozone, a Centre for Science and Environment (CSE) study said on
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/air-quality-worsens-delhi-ozone-level-34-times-above-normal-cse-study
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-standard-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-quality-standards
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ozone
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/central-pollution-control-board-cpcb
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oxides-nitrogen-nox
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse