Njengelizwe elihlala kwiindawo ezininzi, iiPhilippines zijongene nemingeni emininzi kulawulo lwemithombo yamanzi, kubandakanya ungcoliseko lwamanzi okusela, ukudubula kwe-algal, kunye nokuwohloka komgangatho wamanzi emva kweentlekele zemvelo. Kwiminyaka yakutshanje, ngenxa yokuqhubela phambili kwetekhnoloji ye-sensor, ii-sensor zokungcoliswa kwamanzi ziye zadlala indima...
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