Ramba uchinyora ndima iyi - Panguva yekudengenyeka kwenyika kwakaitika muna 2011 uye yakazotevera tsunami ine mamita anopfuura 15 kumahombekombe ekumabvazuva kweJapan
Muna 2011, nzvimbo yekugadzira magetsi yenyukireya yeFukushima I yakakuvadzwa nemidziyo mitatu pazvigadziri zvayo zvitanhatu pashure pokunge gadziriro dzokukurumidzira dzokutonhodza dzakakundikana nemhaka yemamiriro ezvinhu akaipisisa. Ndiko kuti, michina yeFukushima haina kurangarira tsunami iri pamusoro apa mugadziriro yavo yapakuvamba. Aya mareactor akanga ari mareactor eGeneral Electric BWR-3 neBWR-4 mukati meMark I magadzirirwo ekudzivirira, ayo akajairika muUnited States. Zvisinei, marudzi ose aya ezvirimwa ane magadzirirwo akasiyana-siyana nemhaka yemitemo, zvaunofarira zvaunogona kushandisa, uye nzvimbo yokuvaka. Muna 1995, Sandia National Laboratories yakafungidzira kuti imwe neimwe yeBWR-3 neBWR-4 reactors muUnited States ine kukuvara kwepakati pakati pe10−4 ne10−7.