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 -
Chad–India relations million in 2015-16. Imports from Chad were a mere $150,000 in 2011-12, grew sharply to $157.15 million the following fiscal, before declining by 73% and 52% in the following two fiscal years respectively. Bilateral figures do not reflect the full extent of Chad's imports from India, as the country procures several Indian goods from Dubai, Cameroon and Nigeria. In the 2015-16 financial year, India began importing crude oil from Chad resulting in a 411% increase in imports. Chad's exports to India grew from $62.77 million in 2010-11 to $320.87 million in 2015-16. Crude oil accounted for 97% of the country's