Indigenous Ecology: The Melangun Habit of Orang Rimba in Bukit Duabelas National Park of Jambi

This research studies the ecology concept in Melangun habit of Orang Rimba in Jambis National Park of Bukit Duabelas. Melangun is the tradition of migrating or moving far away from hometown (place of origin) performed by Orang Rimba if there is any of their family who pass away. The study towards Melangun habit in this research is performed through the perspective of indigenous ecology, namely the perspective rooted on cosmology and world perspective of local community. The research data are acquired through direct observation, focus group discussion, interview, documentation and literature study. The research results indicate that the Orang Rimba are unintentionally perform Melangun not only due to the death of family member, but due to their actions in reflection the situation, their social relation as well as economic adaptation towards tropical forest. In the perspective of Orang Rimba, social and economic relations are not only established between humans, but between human and the ancestors as well which interrelated and interconnected. Melangun habit is the concrete practice performed by Orang Rimba in maintaining the relations. According to that perspective, thus, the concept of indigenous ecology of Melangun habitis reciprocal and responsible relations between subjects in maintaining the cosmos.