Njalo ngonyaka, ngenkathi yokuzalanisa, ukufuduka kwezinkalankala ezibomvu kuqala eChristmas Island, etholakala kumakhilomitha angama-320 ukusuka esiqhingini saseJava. Lezi zidalwa zivela emahlathini emvula amboze cishe sonke isiqhingi, futhi ziqonde ngasogwini ngamathuba okuqhubeka nohlobo lwazo.
Izinkalankala ezibomvu zihlala emhlabeni kuphela, yize okhokho bazo baphuma olwandle, kepha namuhla izinkalankala ziyakwazi ukuphefumula umoya futhi azithambekele nakancane ekubhukudeni.
Ukufuduka kwezinkalankala ezibomvu - kungumbono obabazekayo, ngoba izigidi zezidalwa, ngoNovemba, ziqala ukuhamba ngasikhathi sinye ziye ogwini lwesiqhingi sikaKhisimusi. Yize izinkalankala uqobo lwazo ziyizidalwa zasemhlabeni, izibungu zazo zikhula emanzini, ngakho-ke, ukuzala kwalaba bantu kwenzeka ogwini, lapho, ngemuva kwezinqubo zokukhwelana, insikazi idlulisela izinkulungwane zamaqanda emaphethelweni e-surf ukuze zithwalwe amagagasi angenayo. Izinsuku ezingama-25, le inqubo yokuguqulwa kombungu ibe yinkalankala emide kangakanani, ihlala isikhathi eside.
Impela inqubo ukufuduka kwezinkalankala ezibomvu akwenzeki ngendlela ephephe ngokuphelele, ngoba izindlela zidlula, kufaka phakathi imigwaqo ehamba ngayo izimoto, ngakho-ke akuwona wonke umuntu ofinyelela lapho eya khona, kepha ngasikhathi sinye, iziphathimandla zisiza ukugcina inani labantu futhi ngazo zonke izindlela ezitholakalayo kusiza izinkalankala eziningi ngangokunokwenzeka ukufinyelela inhloso yazo, ukwakha izithiyo ezinhlangothini futhi ukubeka imigudu ephephile ngaphansi komgwaqo. Ungathola nezimpawu zokuxwayisa emgwaqeni noma ungene endaweni evinjiwe.
Kepha izinkalankala zingakwazi kanjani ukuhamba ibanga elide kangaka, uma, ngokwesibonelo, umuntu omdala ngezikhathi ezijwayelekile zokuphila engakwazi ukuhamba ngisho nemizuzu eyi-10. Impendulo yalo mbuzo itholwe ososayensi ababone ukufuduka iminyaka eminingana, bafunda ababambiqhaza futhi baphetha ngokuthi esikhathini esizayo sokuzalela, izinga lehomoni ethile emzimbeni wenkalankala liyakhuphuka, elibhekene nokushintshela komzimba esigabeni sokungasebenzi kahle, okuvumela izinkalankala ukuthi zifinyelele lapho ziya khona ngempumelelo zisebenzisa amandla.
