It found that a fifth of the world's people, more than 1.2 billion, live in areas of physical water scarcity, where there is not enough water to meet all their demands.
Atopou que a quinta parte dos habitantes do mundo, máis de 1,2 miles de millóns, vivían en áreas de escaseza física de auga, onde non hai auga dabondo para afrontar toda a demanda.