Links:
[1] http://re.indiaenvironmentportal.org.in/organisation/uttarakhand-environment-protection-and-pollution-control-board
[2] http://re.indiaenvironmentportal.org.in/category/state/uttaranchal-uttarakhand
[3] http://re.indiaenvironmentportal.org.in/category/thesaurus/pollution-control
[4] http://re.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0
[5] http://re.indiaenvironmentportal.org.in/category/thesaurus/uttaranchal-uttarakhand
[6] http://re.indiaenvironmentportal.org.in/category/city/dehradun
[7] http://re.indiaenvironmentportal.org.in/category/thesaurus/environment
[8] http://re.indiaenvironmentportal.org.in/category/country/india