When I first started my life with tigers 37 years ago it was as a tourist.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/tourism-did-not-kill-tiger
[2] http://admin.indiaenvironmentportal.org.in/category/author/valmik-thapar
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tourism
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife-tourism
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiger
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ranthambore-np
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-tiger-conservation-authority
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ecotourism
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiger-reserves
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/central-empowered-committee-cec
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/supreme-court
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tourism-industry