Flood water management and flood prevention in the 13 regional capitals of Burkina Faso. 0. 2,646,000,000. 2,700 km channels / culverts. 2,500,000. 1,058. Restoration and development of the Ouagadougou green belt. 6.5. 1,176,000. 2,100 ha. 2,000,000. 0.59.