Air pollution causes severe environmental problems and has become a major health risk for livelihood in Delhi. With increase in population, there is an increase in emissions from various utilities as well. [2] The main source of air pollution is crop residue burning followed by vehicular and industrial emission. Crop residue burning during winter produces a thick cloud of smoke and causes major threats to human health by deterioration in air quality.
Original Source [3]
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/air-pollution-delhi-biomass-energy-and-suitable-environmental-policies-are
[2] http://www.indiaenvironmentportal.org.in/files/file/Air-pollution-Delhi-biomass-energy.pdf
[3] https://www.currentscience.ac.in/Volumes/117/07/1153.pdf
[4] http://admin.indiaenvironmentportal.org.in/category/author/c-b-tripathi
[5] http://admin.indiaenvironmentportal.org.in/category/author/prashant-baredar
[6] http://admin.indiaenvironmentportal.org.in/category/author/lata-tripathi
[7] http://admin.indiaenvironmentportal.org.in/category/journal/current-science
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biomass-burning
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/crop-residues
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-air-quality
[16] http://admin.indiaenvironmentportal.org.in/category/thesaurus/respiratory-diseases
[17] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pm-25
[18] http://admin.indiaenvironmentportal.org.in/category/thesaurus/indoor-air-pollution
[19] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-conversion
[20] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biogas