l) Native Title - refers to pre-conquest rights to lands and domains which, as far back as memory reaches, have been held under a claim of private ownership by ICCs/IPs, have never been public lands and are thus indisputably presumed to have been held that way since before the Spanish Conquest; m)Nongovernment Organization - refers to a private, nonprofit voluntary organization that has been organized primarily for the delivery of various services to the ICCs/IPs and has an established track record for effectiveness and acceptability in the community where it serves; n) People's Organization - refers to a private, nonprofit voluntary organization of members of an ICC/IP which is accepted as representative of such ICCs/IPs; o) Sustainable Traditional Resource Rights - refer to the rights of ICCs/IPs to sustainably use, manage, protect and conserve a) land, air, water, and minerals; b) plants, animals and other organisms; c) collecting, fishing and hunting grounds; d) sacred sites; and e) other areas of economic, ceremonial and aesthetic value in accordance with their indigenous knowledge, beliefs, systems and practices; and p) Time Immemorial - refers to a period of time when as far back as memory can go, certain ICCs/IPs are known to have occupied, possessed in the concept of owner, and utilized a defined territory devolved to them, by operation of customary law or inherited from their ancestors, in accordance with their customs and traditions. CHAPTER III RIGHTS TO ANCESTRAL DOMAINS SEC. 4. Concept of Ancestral Lands/Domains. - Ancestral lands/ domains shall include such concepts of territories which cover not only the physical environment but the total environment including the spiritual and cultural bonds to the areas which the ICCs/IPs possess, occupy and use and to which they have claims of ownership. SEC. 5. Indigenous Concept of Ownership. - Indigenous concept of ownership sustains the view that ancestral domains and all resources found therein shall serve as the material bases of their cultural integrity. The indigenous concept of ownership generally holds that ancestral domains are the ICC's/IP's private but community property which belongs to all generations and therefore cannot be sold, disposed or destroyed. It likewise covers sustainable traditional resource rights. SEC. 6. Composition of Ancestral Lands/Domains. - Ancestral lands and domains shall consist of all areas generally belonging to ICCs/ IPs as referred under Sec. 3, items (a) and (b) of this Act. SEC. 7. Rights to Ancestral Domains. - The rights of ownership and possession of ICCs/IPs to their ancestral domains shall be recognized and protected. Such rights shall include: a) Right of Ownership - The right to claim ownership over lands, bodies of water traditionally and actually occupied by ICCs/IPs, sacred places, traditional hunting and fishing grounds, and all improvements made by them at any time within the domains; 4