#SeawaterGreenhouse #AgriculturalTransformation #WaterScarcity #FoodSecurity #InnovativeTechnology #Sustainability
Thola ukuthi izindawo zokugcina izithombo zamanzi olwandle ziguqula kanjani ezolimo ezindaweni ezomile, zinikeza isisombululo esisha sokushoda kwamanzi kanye nezinkinga zokuphepha kokudla. Ngokusebenzisa amandla elanga namanzi olwandle, lezi zindawo zokugcina izithombo zakha indawo enomswakama ekhuthaza ukukhula kwezitshalo ngaphandle kokuthembela emanzini ahlanzekile noma emhlabathini ovundile. Hlola izinzuzo, imithelela, kanye nezinselelo zalobu buchwepheshe obushintshayo obunamandla okulolonga ikusasa elisimeme neliqine kakhudlwana.
Lapho sibhekene nokwanda kokuntuleka kwamanzi emhlabeni wonke kanye nezinkinga zokuphepha kokudla, izixazululo ezintsha zibalulekile. Ikhambi elinjalo elibonakala lishintsha izilwane ezindaweni ezomile indawo yokushisa olwandle. Lobu buchwepheshe obuhlakaniphile buguqula izindawo eziwugwadule zibe izindawo zokulima, bunikeze ikhambi elisimeme nelinobungani nemvelo kwezinye zezinselele ezicindezela kakhulu emhlabeni.
Izindlu ezigcina amanzi olwandle ziwumqondo woguquko osebenzisa insada yemithombo yelanga nolwandle ukuze kutshalwe izitshalo kwezinye zezifunda ezome kakhulu emhlabeni. Inqubo ilula kodwa isebenza ngendlela ephawulekayo. Izindlu ezibamba ukushisa zisebenzisa amandla elanga ukumpompa amanzi olwandle esizeni, abese ehwamuka ukuze kwakheke indawo enomswakama evumela ukukhula kwezitshalo. Njengoba amanzi ehwamuka, apholisa umoya ongaphakathi kwe-greenhouse, enze isimo sezulu esilungele ukulima. Usawoti osele uyavunwa futhi ungasetshenziswa noma udayiswe, kwengeze enye ingqimba yokusimama kule nqubo.
Lobu buchwepheshe obusha bunamandla okuguqula izifunda ezomile zibe yizindawo zokulima ezikhiqizayo. Ayincikile emithonjeni yamanzi ahlanzekile, ayanda entulekayo ezingxenyeni eziningi zomhlaba. Kunalokho, isebenzisa amanzi olwandle, insiza eningi futhi engasetshenziswa kancane. Ngaphezu kwalokho, i-greenhouse yamanzi olwandle ayidingi inhlabathi evundile ukuze ikhiqize izitshalo, okuyenza ibe ikhambi elikahle ezifundeni lapho ukulima kwendabuko kungenakuphumelela khona.
Imithelela yalobu buchwepheshe ifinyelela kude. Ezifundeni ezihlushwa ukushoda kwamanzi nokungavikeleki kokudla, izindawo zokugcina amanzi olwandle zinganikeza umzila wokuphila. Bangathuthukisa umnotho wendawo ngokudala amathuba emisebenzi kanye nokukhuthaza ukukhiqizwa kwezolimo. Bangaphinde bathuthukise ukuvikeleka kokudla ngokwandisa ukutholakala kwemikhiqizo etshalwa endaweni.
Ngaphezu kwalokho, izindawo zokugcina izithombo zamanzi olwandle zingadlala indima enkulu ekwehliseni ukuguquka kwesimo sezulu. Ukulima kwendabuko kunomthelela omkhulu ekukhiqizweni kwesisi esibamba ukushisa, ikakhulukazi ngenxa yokusetshenziswa kukamanyolo okwenziwa kanye nezibulala-zinambuzane. Ngakolunye uhlangothi, izindawo zokugcina amanzi olwandle azidingi amakhemikhali anjalo. Baphinde basebenzise i-carbon dioxide, esiza ekunciphiseni ukugcwala kwaleli gesi elibamba ukushisa eliyingozi emkhathini.
Naphezu kwezinzuzo eziningi, ukwamukelwa kwezindawo zokugcina izithombo zamanzi olwandle kunezinselele. Izindleko zokusetha zokuqala zingaba phezulu, futhi ubuchwepheshe budinga izinga elithile lobuchwepheshe bokusebenza ukuze busebenze ngempumelelo. Nokho, ngokusekelwa okufanele kanye nokutshalwa kwezimali, lezi zithiyo zinganqotshwa.
Amaphrojekthi amaningana okulinga asewabonisile amandla ezindawo zokugcina amanzi olwandle. E-Australia, i-greenhouse yamanzi olwandle isetshenziswe ngempumelelo ukutshala utamatisi endaweni eyomile yaseNingizimu Australia. E-Oman, iphrojekthi efanayo ibonise imiphumela ethembisayo ekulimeni izilimo ezihlukahlukene, okuhlanganisa ukhukhamba nopelepele.
Izindlu ezigcina amanzi olwandle zimelela ikhambi elithembisayo kwezinye zezinselele ezicindezela kakhulu emhlabeni. Banikeza indlela esimeme futhi evumelana nemvelo yokuguqula izifunda ezomile zibe izindawo zokulima, ukukhulisa umnotho wendawo kanye nokwenza ngcono ukuvikeleka kokudla. Ngocwaningo oluqhubekayo kanye nokutshalwa kwezimali, lobu buchwepheshe obusha bungadlala indima ebalulekile ekwakheni ikusasa elisimeme neliqine kakhudlwana.