Geography of Niger some forests and woodland. The table below describes land use in Niger, as of 2011. Niger's climate is largely hot and dry, with most of the country in a desert region. The terrain there is predominantly desert plains and sand dunes. There are also large plains in the south and hills in the north. In the extreme south, there is a tropical climate near the edges of the Niger River Basin. Lake Chad at the southeast corner of the country is shared between Niger, Nigeria, Chad, and Cameroon. Current environmental issues in Niger include: overgrazing, soil erosion, deforestation, desertification, recurring
Niger–Nigeria relations on control of desertification, promotion of conservation, rational utilization and development of lands, water resources, flora and fauna. "The Maiduguri Agreement", signed on 18 July 1990, and amended 5 October 1998, further deals with development, conservation, and utilization of the water resources of trans–boundary catchments. The Maiduguri Agreement and Abuja Agreement are overseen by the NNJC. Niger–Nigeria relations The Niger–Nigeria relations refers to the current and historical relationship between Niger and Nigeria. Relations are based on a long shared border and common cultural and historical interactions. The 1,500 kilometer (930 mi) long border between Niger to the north and Nigeria