With no defined airport zone, and sound barriers on tracks too expensive to install, there is no escaping high decibels
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[1] http://admin.indiaenvironmentportal.org.in/news/noise-norms-fail-take
[2] http://admin.indiaenvironmentportal.org.in/category/author/v-ayyappan
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noise-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chennai-t
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rail-transport
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-transport
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/festival
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
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