Ukulinganisa kwe-PH kuyinqubo ebucayi ezimbonini ezihlukahlukene, njengezolimo, ukuhlanzwa kwamanzi, ukucubungula ukudla, kanye nocwaningo lwesayensi.Ukuhlolwa kwe-PH okunembile kubalulekile ukuze kuqinisekiswe ikhwalithi yomkhiqizo, ukusebenza kahle kwenqubo, nokuphepha kwemvelo.Okwamabhizinisi nezikhungo ezidinga ukwethembeka...
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