Some cities in India attribute more than half of their PM2.5 to this dust
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/dust-roads-household-cooking-make-22-52-air-pollution-unep
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-standard-new-delhi
[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/unep
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-quality-standards
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pm-25