The single monitoring van doesn't work. So pollution control authority wants to outsource. On March 31, in an affidavit submitted to the Bombay High Court, the Maharashtra Pollution Control Board
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/how-we-test-air-quality-we-dont
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-mumbai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment