The World Population Day is an annual event observed on July 11 every year seeking to raise awareness of global population issues.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/rising-population-needs-sustainable-housing
[2] http://admin.indiaenvironmentportal.org.in/category/author/mayarani-praharaj
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/pioneer-bhubaneswar
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/orissa
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/population
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/undp
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/unemployment
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/poverty
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/census-2011
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/people