Based on values, beliefs, rituals and community laws and practices, as well as concepts and methods for land and ecosystem management. Some knowledge is of a highly sacred nature and therefore sensitive and not publicly available, even to members of the community or people concerned. Source: E/C.19/2019/5, p. 2.* *This term is included in the glossary of key terms prepared for the work of the intergovernmental negotiating committee to develop an international legally binding instrument on plastic pollution, including in the marine environment, under the category 'Terms used in Environment Assembly resolution 5/14 that have definitions adopted or endorsed by an intergovernmental process'. The secretariat noted that the term used in resolution 5/14 is “traditional knowledge, knowledge of indigenous peoples and local knowledge systems”. See UNEP/PP/INC.1/6.