EKUQALENI konyaka ka-2017 kwaphuma isimemezelo esithusayo esivela kososayensi. NgoJanuwari bathi sekusele kancane ukuba umhlaba uvelelwe inhlekelele engakaze ibe khona. Basebenzisa iwashi abalibiza ngokuthi i-Doomsday Clock, ukuze babonise ukuthi le nhlekelele isiseduze kangakanani. Manje leli washi libonisa ukuthi sekusele imizuzu emibili nohhafu ngaphambi kokuba kwenzeke inhlekelele, okuyisikhathi esiseduze kakhulu abake basisho kule minyaka engaphezu kwengu-60 edlule.

Ososayensi bahlela ukuthi ngo-2018 baphinde bahlole ukuthi sekuseduze kangakanani ukuba umhlaba ufike ekupheleni kwawo. Kungenzeka yini leli washi liphinde libonise ukuthi kunenhlekelele ezayo? Ucabangani? Usengalungiseka yini umhlaba? Kungase kube nzima ukuphendula lo mbuzo. Ngisho nezifundiswa zinemibono engafani ngale ndaba. Akubona bonke abantu abakholelwa ukuthi kuzoba nenhlekelele ezobhubhisa umhlaba.

Izigidi zabantu zikholelwa ukuthi ukuphila kuzoba ngcono. Bathi banobufakazi obuphathekayo obubonisa ukuthi umhlaba awusoze wabhubha, kuzolokhu kunabantu abahlala kuwo futhi ukuphila kwabo kuzoba ngcono. Singabethemba yini lobo bufakazi? Usengalungiseka yini umhlaba noma cha?