• izindaba_bg

Izindaba

  • isiteshi sezulu esingenantambo ngokuphelele.

    isiteshi sezulu esingenantambo ngokuphelele. Into yokuqala ozoyiphawula nge-Tempest ukuthi ayinayo i-anemometer ejikelezayo yokukala umoya njengeziteshi eziningi zesimo sezulu noma ibhakede eligoqayo lokukala imvula. Eqinisweni, azikho izingxenye ezihambayo nhlobo. Ngemvula, kukhona...
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  • Ukuqapha ikhwalithi yamanzi okuphumelelayo kuyisici esibalulekile samasu ezempilo yomphakathi emhlabeni jikelele.

    Ukuqapha ikhwalithi yamanzi okuphumelelayo kuyisici esibalulekile samasu ezempilo yomphakathi emhlabeni jikelele. Izifo ezibangelwa amanzi zihlala ziyimbangela ehamba phambili yokufa phakathi kwezingane ezisathuthuka, zibulala cishe abantu abangu-3,800 nsuku zonke. 1. Iningi lalezi zimo zokufa liye lahlotshaniswa nezifo ezibangelwa amagciwane emanzini, kodwa uMhlaba...
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  • Izinzwa zenhlabathi ezihlakaniphile zinganciphisa umonakalo wemvelo ovela kumanyolo

    Imboni yezolimo iyisizinda sokusungula izinto ezintsha kwezesayensi nobuchwepheshe. Amapulazi anamuhla neminye imisebenzi yezolimo ihluke kakhulu kweyesikhathi esidlule. Ochwepheshe kulo mkhakha bavame ukuzimisela ukwamukela ubuchwepheshe obusha ngezizathu ezahlukahlukene. Ubuchwepheshe bungasiza ekwenzeni...
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  • Umphumela wezinzwa zenhlabathi ezitshalweni ezifakwe emabhodweni

    Izitshalo zasekhaya ziyindlela enhle yokwengeza ubuhle ekhaya lakho futhi zingakhanyisa ngempela ikhaya lakho. Kodwa uma ulwela ukuzigcina ziphila (naphezu kwemizamo yakho emihle kakhulu!), kungenzeka ukuthi wenza la maphutha lapho utshala izitshalo zakho. Ukuphinda utshale izitshalo kungase kubonakale kulula, kodwa iphutha elilodwa lingashaqisa ...
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  • Ubuchwepheshe benzwa yegesi yesizukulwane esilandelayo obuphakanyisiwe ezindaweni zezimboni nezokwelapha

    Ephepheni elishicilelwe kuyi-Journal of Chemical Engineering, ososayensi baphawula ukuthi amagesi ayingozi njenge-nitrogen dioxide asakazeke kakhulu ezindaweni zezimboni. Ukuphefumula i-nitrogen dioxide kungabangela izifo ezinzima zokuphefumula ezifana ne-asthma kanye ne-bronchitis, okusongela kakhulu impilo yabantu...
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  • I-Iowa House ivuma ukuncishiswa kwesabelomali okungenzeka kwezinsiza zamanzi e-Iowa

    INdlu Yabameleli base-Iowa idlulise isabelomali yasithumela kuMbusi uKim Reynolds, owayengaqeda ukuxhaswa kukahulumeni kwezinzwa zekhwalithi yamanzi emifuleni nasemifuleni yase-Iowa. INdlu ivote ngo-62-33 ngoLwesibili ukuze kuphasiswe iFayile yeSenate 558, umthethosivivinywa wesabelomali ohlose ezolimo, izinsiza zemvelo kanye...
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  • Ukubaluleka Kokufaka Izinhlelo Zokuqapha Ukudilika Kwenhlabathi

    Ukubaluleka Kokufaka Izinhlelo Zokuqapha Ukudilika Kwenhlabathi

    Ukudilika komhlabathi kuyinhlekelele yemvelo evamile, evame ukubangelwa inhlabathi exegayo, ukushelela kwamadwala nezinye izizathu. Ukudilika komhlabathi akugcini nje ngokubangela ukulimala kanye nokulahlekelwa yimpahla ngqo, kodwa futhi kunomthelela omkhulu endaweni ezungezile. Ngakho-ke, ukufakwa...
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  • Ukuqapha igesi yemvelo

    Ukuqapha igesi yemvelo

    Izinzwa zegesi zisetshenziselwa ukuthola ukuthi kukhona amagesi athile endaweni ethile noma amathuluzi angalinganisa ngokuqhubekayo ukugcwala kwezingxenye zegesi. Ezimayini zamalahle, uphethiloli, amakhemikhali, omasipala, ezokwelapha, ezokuthutha, izinqolobane, izindawo zokugcina impahla, amafektri, izindawo...
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  • Ukungcoliswa Kwamanzi

    Ukungcoliswa Kwamanzi

    Ukungcoliswa kwamanzi kuyinkinga enkulu namuhla. Kodwa ngokuqapha ikhwalithi yamanzi emvelo ahlukahlukene namanzi okuphuza, imiphumela eyingozi emvelweni nasempilweni yabantu ingancishiswa futhi ukusebenza kahle kokwelashwa kwamanzi okuphuza...
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