Hango iplanethi yetjitatu ubva muhhuba kakale ndiko koga kunabutjilo muzwibumbo zwipehhugwi. 29.2% yentha yehango imavu anohanganisila makhontinethi ndema ayilendi. Kukoti 70.8% yehango yasala yakahhaligwa ndevula, kwazo kwazo kulimagungwa ndemadziba evula inamunyu, koga iyapo kakale kumalekhi, njizi ndevula