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
Rail transport in Chad Imperial expansionist policy known as Mittelafrika. In the 1950s a line through Chad from Port Sudan to Nigeria was proposed but opposed by Chad governmental organisations. In 1958 plans for a line from Cameroon the "Société Civile d'Études du Chemin de Fer Douala-Tchad" (SEDOT) was formed, and continued planning led to start of construction in 1964 - the line was constructed as far as Ngaoundéré in Cameroon (the Trans-Cameroon Railway, completed 1975.). Initial plans were for an extension to Moundou in Chad, but this was not completed. In 1959 a multinational agency, the "Agence Transéquatoriale des Communications" (ATEC) was formed