A "Healthy City" concept developed by the World Health Organisation (WHO) in Europe in mid-1980's found its way into Bhutan when it was introduced to a multi-sectoral gathering in Thimphu on May 8
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/healthy-city-concept-introduced
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/kuensel-bhutan
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health