To reduce pollution in the holy city, the state government has contemplated to introduce mechanical sweeping of streets and key roads to make these dust-free.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/govt-mulls-mechanical-cleaning-city-roads
[2] http://admin.indiaenvironmentportal.org.in/category/author/gs-paul
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/tribune-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/punjab
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-sanitation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/amritsar-t
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/garbage
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanitation