While working with indigenous communities in the Nilgiris Biosphere Reserve since 1993. Keystone Foundation, the promoter of Radio Kotagiri, found that most of the indigenous communities have oral knowledge on food, medicines and culture related to forests. Radio Kotagiri was set up to raise awareness regarding indigenous culture and knowledge among non-indigenous people and also local people from different communities. Equally importantly, the radio station also shares information, which is available from government agencies and other sources, with the indigenous communities and others on various aspects. Thematic Focus: The thematic focus is on culture, traditions, environment, ecology, farming, food & nutrition, health, music, entertainment, information and education.