Dehradun: Turmeric is known for its bright yellow colour.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/country%E2%80%99s-first-biofuel-aircraft-flagged-doon
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-dehradun
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttaranchal-uttarakhand
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biofuels
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-transport
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dehradun-t
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/alternative-fuels
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy