People who gathered on the Yamuna banks for idol immersion were pleasantly surprised by a cleaner river. The white foam caused by industrial effluents was nowhere to be seen.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/waste-idols-leaves-yamuna-ghats-mess
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/yamuna
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/durga-puja
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/festival
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/river-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/municipal-corporation
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/plastics
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noida
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/faridabad-d
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution