Chad Basin demand for ivory, but stocks have since recovered. The seasonal Korama River in the south of Niger does not reach Lake Chad. Nigeria includes two sub-basins that drain into Lake Chad. The Hadejia - Jama'are - Yobe sub-basin in the north contains the Hadejia and Jama'are rivers, which supply the Hadejia-Nguru wetlands. They converge to form the Yobe, which defines the border between Niger and Nigeria for , flowing into Lake Chad. About of water reaches Lake Chad annually. Construction of upstream dams and growth in irrigation have reduced water flow, and the floodplains are drying up. The Yedseram -
Chad–Cameroon Petroleum Development and Pipeline Project NGO founded and run by native lawyer Samuel Nguiffo. The CED's main purpose is to advocate and campaign against the "liquidation of the regions forests for short-term profit". Certain exploitations within the Cameroon region include logging, hunting for bushmeat, mining for natural resources and the construction of the Chad-Cameroon pipeline. The CED works to inform local communities about their rights to land and community forest concessions, as well as constant documentation and publications to educate the international community. Catholic Relief Services, an international nonprofit humanitarian organization, has been one of the key watchdogs in the pipeline project, even before construction