Chad–Nigeria relations in the late 1970s, clashes occurred around Lake Chad, where both countries hoped to exploit oil reserves. Both also sought to defuse these confrontations, first by establishing joint patrols and a commission to demarcate the boundary across the lake more clearly. Then in the early 1980s, the low level of Lake Chad brought a series of tiny islands into view, leading to further disputes and disrupting long-standing informal trade networks. This relationship was also complicated by Nigeria's own instability in the north, generated by rising Islamic fundamentalism. Thousands of casualties occurred as the result of violent clashes in Nigeria throughout
Wildlife of Cameroon Boumba–Bek, the Boumba Bek National Park covering , and the Lobéké National Park covering (integrated with the Trinational Park of Cameroon, the Central African Republic, and the Republic of Congo and linked with an Eco-corridor to Boumba–Bek Reserve; the Campo Ma'an National Park of , which borders with the Rio de Campo of Equatorial Guinea; and the Savanna Zone comprising the Waza National Park of near Chad border, Faro National Park of area with common boundary with Nigeria, and the Kalamaloué National Park of on the Chad border. Cameroon's first protected area in the northern part of the country was