Nyora kuenderera mberi kweiyi ndima - Mhedzisiro yemwaranzi kubva kunjodzi yenyukireya yeFukushima Daiichi ndiyo yakaonekwa uye inofungidzirwa mhedzisiro semhedzisiro yekuburitswa kwema isotopes ane radioactive kubva kuFukushima Daiichii Nuclear Power Plant zvichitevera kudengenyeka kwenyika kweTōhoku 9.0 uye tsunami muna 2011
(Kudengenyeka Kwenyika Kukuru muEast Japan uye tsunami yakakonzerwa nako). Kusunungurwa kwezvinhu zvine mwaranzi kubva mumidziyo inochengetedza reactor kwaiva mugumisiro wokubudisa mhepo kuitira kuderedza kumanikidzwa kwemhepo, uye kubuda kwemvura inotonhorera mugungwa. Izvi zvakakonzera kuti zviremera zveJapan zviite kuti nzvimbo ine makiromita makumi matatu isasvikwe nemagetsi uye vanhu vanosvika zviuru zana nemakumi matanhatu nezvitanhatu varambe vachidzingwa munzvimbo dzavo kubva kutanga kwegore ra2013. Nhamba yevanhu vakabviswa mumisha yavo yakaderera kusvika pa49 492 muna March 2018. Zvinhu zvakawanda zvine mwaranzi zvinobva muchinoitika chacho, kubatanidza iodine-131 uye caesium-134/137, zvakawanwa kubvira ipapo munyika yose. Nhamba dzakakura dzave dzichionekwa muCalifornia uye muPacific Ocean.