Only 3% of the world's water supply is able to be used for drinking and other home use.
Eka 3% ya mati lawa yo tenga, kova ntsena 0.3% ya mati lawa yangale tshakwini lawa yakumekaka hiku olova leswaku yata nwiwa kumbe kutirhisiwa eka kuhumelerisiwa ka swakudya na swin'wana leswihi hanyisaka.