I roto i te 1974 Frank Sherwood Rowland, Kairangahau matū i te University o California i Irvine, me tona hoa postdoctoral Mario J. Molina whakaaro e roa- ora pūhui halogen organic, pērā i CFCs, kia whanonga i roto i te ahua rite Crutzen i whakaarohia mo te waikura hauwai. i kitea tata James Lovelock, i roto i te tere moana i roto i te Tonga Atlantic i 1971, e tata katoa o te CFC pūhui hangaia mai i to ratou whakaahuatanga i roto i 1930 i te tonu i roto i te hau. Molina ko Rowland whakatau e, rite N2O, e tae te CFCs iti ki te paparanga i reira e kia dissociated e UV marama, tuku chlorine atoms. i te tau i mua, i whakaaturia e Richard Stolar ko Ralph Cicerone i te University o Michigan e ko noa atu tōtika atu i te NO i te whakangaromanga o te ozone.
Te Whare Wānanga o California i Irvine