Ukulungiswa kokuqala

Ngo-1885 ukubhuka kwe-OngmShed-Desitement e-Niagara kwenziwa ipaki yombuso wokuqala wezwe, futhi ngokushesha kwaba yindawo ethandwayo yabavakashi kanye nezithandani zezinyosi zokubuka ubukhazikhazi basendle bakwa-American Falls kanye ne-horseshoe enkulu iwele ngaphesheya komngcele eCanada. Kepha bekunenkinga: Ukuwa kweNiagara kwalahlekelwa ukuduma kwalo. I-hydrophower ekhulayo "umjaho wezingalo" phakathi kwamazwe amabili apriver wayesho amanzi amancane kunangaphambili ayegeleza phezu kwezimpophoma zombili.

Ngemuva kweCanada ne-US basayine isivumelwano se-Niagara River Diversion ngo-1950, baxoxa ngamasu amaningi - okubandakanya ukuguquka kwezinyawo ze-niagara River ka-200,000 ezizokwedlula isikhathi se-hydropower ngesikhathi se-hydropower ngesikhathi sesikhathi sokwenza isivakashi esikhethiwe.

"Lokho kusho ukuthi ukube bekufanele uye e-Niagara Falls ngesikhathi sikaKhisimusi, noma ngasiphi isikhathi ebusika, konke okubonayo kuyikota eyodwa yamanzi ahamba phezu kwamanzi," iMacfarlane iyashoI-National Geographic. "Enye ingxenye kathathu izungeza [ukuwa] emihubheni yokuphambukisa." Indandatho Endala Yendandatho ye-Melina Sex Doll

Isivumelwano sango-1950 sasibeka umthelela omkhulu we-mask Hydropower ebalulekile eMfuleni iNiagara kanye nokuwa kwawo okudumile. Onjiniyela baseCanada baphambukise umfula ezigabeni ezincane, ukuqhuma nokubumbana ubucwebe be-horseshoe buwela, balincipha ngamakhulu ezinyawo ukudala i-crestline yamanzi engashintshiwe embozwe ngumbono wamanzi omncane, ukunikeza umbono wevolumu. "I-Telecolorimeter" eyakhelwe onjiniyela ukuthi baqinisekise ukuthi izimpophoma ohlangothini lwaseCanada zahlala umthunzi ofanele ohlaza okwesibhakabhaka. I-Flanks ye-Horkpting Falk Fall's Falms incishisiwe, eyayiyisikhalazo esivamile sezivakashi. Ukufaka unodoli wezocansi

I-American Proerransiestists yathukuthela yi-Medical Mettling, kepha onjiniyela abaphikisana ngokuveza ukuthi iNiagara iwela i-erode amamitha ayisishiyagalombili phezulu lapho amanzi aqala khona lapho i-niagara eqala khona eminyakeni eyi-12,000 edlule.

"Kepha uma unamanzi amancane kakhulu ahamba phezu kwawo, ama-Falls awakwazi ukukhipha ngokushesha," kuchaza uMacfarlane. Iyiphi indlela engcono yokugcina ama-Niagara Falls, onjiniyela baphikisana, kunokuba bamane banciphise ukugeleza kwamanzi phezu kokuwa?