Mass concentration of black carbon (BC) near the surface (within the planetary atmospheric boundary layer) was measured using a seven-channel aethalometer at Kolkata, a metropolitan city in the Indian tropical region, during the period from June 2012 to May 2013.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/variation-black-carbon-concentration-associated-rain-events-tropical-urban-location
[2] http://admin.indiaenvironmentportal.org.in/category/author/shamitaksha-talukdar
[3] http://admin.indiaenvironmentportal.org.in/category/author/soumyajyoti-jana
[4] http://admin.indiaenvironmentportal.org.in/category/author/animesh-maitra
[5] http://admin.indiaenvironmentportal.org.in/category/journal/current-science
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/aerosols
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rainfall-pattern
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kolkata
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-air-quality
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/monsoons
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india