https://phys.org/news/2018-06-life-ivory-coast-city-struggles.html > Like many other Bouake residents, Babalou balanced on her head a giant basin of fresh water drawn from a tanker truck which had trundled down sun-scorched clay tracks to make a delivery in a poor part of town. > The city of about 800,000 people, as estimated by the mayor, has long depended on the nearby Loka dam for around three-quarters of its water supply.