Action against shops in the area in April had led to violence
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/%E2%80%98more-mayapuri-scrap-units-may-be-sealed-next-two-three-days%E2%80%99
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/solid-waste
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi-pollution-control-committee-dpcc
[6] http://admin.indiaenvironmentportal.org.in/thesaurus/national-green-tribunal-ngt