Chad Basin demand for ivory, but stocks have since recovered. The seasonal Korama River in the south of Niger does not reach Lake Chad. Nigeria includes two sub-basins that drain into Lake Chad. The Hadejia - Jama'are - Yobe sub-basin in the north contains the Hadejia and Jama'are rivers, which supply the Hadejia-Nguru wetlands. They converge to form the Yobe, which defines the border between Niger and Nigeria for , flowing into Lake Chad. About of water reaches Lake Chad annually. Construction of upstream dams and growth in irrigation have reduced water flow, and the floodplains are drying up. The Yedseram -
Geography of Chad same location. Similar temperature rises were also reported in Niger, which began to enter a famine situation. On 26 July the heat reached near-record levels over Chad and Niger. Area: <br>"total:" 1.284 million km² <br>"land:" 1,259,200 km² <br>"water:" 24,800 km² Area - comparative: <br>Canada: smaller than the Northwest Territories <br>US: slightly more than three times the size of California Land boundaries: <br>"total:" 6,406 km <br>"border countries:" Cameroon 1,116 km, Central African Republic 1,556 km, Libya 1,050 km, Niger 1,196 km, Nigeria 85 km, Sudan 1,403 km Coastline: 0 km (landlocked) Maritime claims: none (landlocked) Elevation extremes: <br>"lowest point:" Djourab Depression