1 / 7People queue to try to buy potable water during a blackout in Puerto Ordaz, Venezuela. (REUTERS/William Urdaneta NO RESALES. NO ARCHIVES.)
2 / 7Women cycle with water tins towards the village of Bagare, Passore province, northern Burkina Faso. (REUTERS/Zoe Tabary - GF10000391875)
3 / 7Two people take a walk near the water's edge, where the water level has dropped significantly during the UK heatwave, of Torside Reservoir in Longdendale, Derbyshire, Britain. (REUTERS/Phil Noble)
4 / 7A girl holds a canister as she waits to get water from a borehole near Baragoy, Kenya. (REUTERS/Goran Tomasevic)
5 / 7A girl carries jerry cans to fill them up with drinking water at a camp sheltering displaced people from the Red Sea port city of Hodeidah near Aden, Yemen. (REUTERS/Fawaz Salman/File photo - RC1EDDA3B020)
6 / 7Maria Jimenez washes her face with water outside her home in the Nueva Esperanza shantytown of Lima, Peru. Residents pay about $1.50 dollars per 50-liter container which is filled by a water truck services that passes daily. (AP Photo/Martin Mejia)
7 / 7A water truck worker fills a container with water, for the cost of about $1.50 dollars per container, outside the homes of residents who use it for drinking, cooking and cleaning in the Nueva Esperanza shantytown of Lima, Peru. (AP Photo/Martin Mejia)
