The state pollution control board has issued a set of clarifications on microphone norms the day after Metro highlighted violation at the two meetings attended by chief minister Buddhadeb Bhattacharjee.
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Links:
[1] http://admin.indiaenvironmentportal.org.in/news/green-board-clarifies-microphone-norms
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/telegraph-kolkata
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noise-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/west-bengal
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb
