World Health Organization (who) says over 3 billion people use solid fuels, including biomass
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/women-children-worst-victims-indoor-air-pollution
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indoor-air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/animal-dung
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/crop-residues
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/firewood
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rspm-pm-10
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/respiratory-diseases
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biomass
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/women
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/child-health
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/household-energy
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china
[16] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[17] http://admin.indiaenvironmentportal.org.in/category/thesaurus/developing-countries
[18] http://admin.indiaenvironmentportal.org.in/category/thesaurus/statistics