Homo sapien as an urban, undeveloped species
>> From 1950 to 2000, the urban population of the world quadrupled
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/look-world-urban-population
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-water-supply
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-disasters
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/earthquakes
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-habitat
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/migration
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urbanisation
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-sprawl
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-housing
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/slums
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-sanitation
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/population
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/population-trends
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/poverty
[16] http://admin.indiaenvironmentportal.org.in/category/thesaurus/developing-countries
[17] http://admin.indiaenvironmentportal.org.in/category/thesaurus/statistics
[18] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rural-poverty