Lake Chad area are threatened, including those that serve as important sources of food for the local human population. Lake Chad Lake Chad (French: Lac Tchad) is a historically large, shallow, endorheic lake in Africa, which has varied in size over the centuries. According to the "Global Resource Information Database" of the United Nations Environment Programme, it shrank by as much as 95% from about 1963 to 1998, but "the 2007 (satellite) image shows significant improvement over previous years." Lake Chad is economically important, providing water to more than 30 million people living in the four countries surrounding it (Chad, Cameroon, Niger,
Chad–Nigeria relations the wake of the Chibok schoolgirl kidnapping, Chad's minister of national defense, Benaindo Tatola, met with Cameroon's defense minister Edgard Allain Mebe Ngo'o in Yaounde. "Ngo'o said Chad had also deployed troops to work together with Cameroonian forces on the borders with Nigeria. He also said troops from the two countries will cross into Nigeria and fight Boko Haram in collaboration with Nigerian forces." Chad–Nigeria relations Nigeria considered France its primary rival in its attempt to chart the course of West Africa's political development. Its generally paternalistic relations with Chad intensified after the coup that ousted President François Tombalbaye in