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
Geography of Chad where its borders converge, Chad's average width is about 800 kilometers. Its area of 1,284,000 square kilometers is roughly equal to the combined areas of Idaho, Wyoming, Utah, Nevada, and Arizona. Chad's neighbors include Libya to the north, Niger and Nigeria to the west, Sudan to the east, Central African Republic to the south, and Cameroon to the southwest. Chad exhibits two striking geographical characteristics. First, the country is landlocked. N'Djamena, the capital, is located more than 1,100 kilometers northeast of the Atlantic Ocean; Abéché, a major city in the east, lies 2,650 kilometers from the Red Sea; and Faya-Largeau,