UUmcwaningi waseTanzania usanda kuwina umklomelo wokusungula wase-Afrika onikezwe iBritish Royal Academy of Engineering, ngokwenza uhlelo lokuhlunga oluhlanganisa ama-nanoparticles. Lo mshini uyakwazi ukuhlanza amanzi kuzo zonke izinto ezinobuthi, kungakhathaliseki ukuthi umsuka wamakhemikhali noma webhaktheriya.
Ukuphuza amanzi e-Afrika, njengakwezinye izindawo, kuwukuphila. Ngenxa yeMillennium Development Goals eyasungulwa yiNhlangano Yezizwe Ezihlangene, cishe abantu abayizigidi eziyizinkulungwane ezingu-2,3 kusukela ngo-1990 bakwazile ukuthola ukufinyelela okusimeme kulo mthombo obalulekile. Kodwa naphezu kwayo yonke le nqubekelaphambili engenakuphikwa, ukungalingani okukhulu kusekhona. Kubantu abayizigidi ezingama-750 emhlabeni abasaswele amanzi okuphuza, u-90% uhlala ezindaweni zasemakhaya futhi abahlomuli ngentuthuko yezwe labo. E-Afrika kuphela, ngokwe-UNICEF, abantu bachitha amahora ayizigidi eziyizinkulungwane ezingu-40 unyaka ngamunye behamba bebuya namanzi okuphuza ekhaya.
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