Water is a big concern. Growing cotton is water-intensive at the best of times as is manufacturing textiles and treating the waste generated. In India, cotton guzzles more water than anywhere in the world
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/guzzling-dirtying
[2] http://admin.indiaenvironmentportal.org.in/category/author/s-v-suresh-babu
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cotton
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/textile-industry
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/irrigation
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiruppur