The desperate call of a starving chick or the screechy mating call of a red-wattled lapwing in Pallikaranai get drowned in the din of vehicles that whiz past the marshland.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/birdsong-drowns-city-din
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-chennai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chennai-t
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/birds
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/guindy-np
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indian-institute-technology-iit
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmentalists
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/migratory-species
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noise-pollution
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife