Umehluko phakathi kwethonya kanye namanzi angcolile
Ayini amathonya nama-effluent? Amanzi awumthombo oyisisekelo wokuphila eplanethini enguMhlaba. Ngaphandle…
Ayini amathonya nama-effluent? Amanzi awumthombo oyisisekelo wokuphila eplanethini enguMhlaba. Ngaphandle…
Isingeniso Imvelo ingenye yezinto ezinhle kakhulu ezikhona emhlabeni wethu, futhi phakathi kobunzima bayo, singakwazi...
Iyini i-biome? I-biome iyindawo enkulu lapho izitshalo nezilwane zisebenzelana khona...
Isingeniso Sivame ukuzwa ngezinto eziyingozi noma ezinobuthi, kodwa asazi njalo ukuthi igama ngalinye lisho ukuthini. …
Iyini i-biodiversity? I-Biodiversity ibhekisela ezinhlobonhlobo zezidalwa eziphilayo ezihlala endaweni ethile. …