<prompt> Pedzisa mutsara unotevera: Chikwata chemaindasitiri kubva kuMIT chakafungidzira kuti zvichipiwa kukura kunotarisirwa kwesimba renyukireya kubva muna 2005 kusvika muna 2055, zvingangoita zviitiko zvina zvekukuvara kwepakati zvaizotarisirwa panguva iyoyo zvichifungidzirwa kuti magadzirirwo azvino chete akashandiswa huwandu hwezviitiko zvinotarisirwa panguva imwecheteyo nekushandiswa kwemagadzirirwo epamberi ndeimwe chete. Kusvika pari zvino, kwave kune zviitiko zvishanu zvekukuvara kwezvombo zvenyukireya munyika kubvira muna 1970 imwe pa  <response>: Three Mile Island muna 1979; imwe paChernobyl muna 1986; uye nhatu paFukushima-Daiichi muna 2011, inoenderana nekutanga kwekushanda kwechizvarwa chechipiri chemagetsi. 