The Sulabh toilets are located in five of the most congested areas of Kabul. They are an important contribution to Kabul's non-existent sanitary facilities.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/kabul-likes-sulabhs-biogas-toilets
[2] http://admin.indiaenvironmentportal.org.in/category/author/aunohita-mojumdar
[3] http://admin.indiaenvironmentportal.org.in/category/journal/civil-society
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/toilets
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/eco-sanitation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanitation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biogas
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sulabh-international
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/afghanistan
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india