byinshi kayunguruzo k’imirasire y’izuba gakomeje guhangayikisha isi
abahanga bavuga aka kayunguruzo umwuka uboneka kirere bilometero hagati - uvuye butaka ukaba utandukanye n’umwuka abantu bahumeka oxygne abantu benshi bakunze kwibaza ako kayunguruzo k’imirasire y’izuba kayungurura imiterere yako n’ingano gafite umwarimu ishami kaminuza y’u rwanda y’ubumenyi n’ikoranabuhanga ishami ry’ubutabire dr birame sekomo christian avuga imirasire y’izuba ifite imbaraga n’ubukana butandukanye asobanura imirasire y’izuba imanutse ivuye isanzure umwuka ozone uhita utangira kuyiyungurura ikagira yemerera kugera isi ryo zuba tubona hakaba n’imirasire yitwa ultraviolet’ ifite ubukana bwangiza igera kayunguruzo k’imirasire y’izuba igahita isubira kirere kubera kaba katayemereye ihita gusa akayunguruzo k’imirasire y’izuba kangiritse mirasire ifite ubukana ibasha kukanyuramo bikagira ingaruka bantu n’ibindi binyabuzima ku bavuga akayunguruzo k’imirasire y’izuba wakabonesha amaso cyangwa ikintu gifatika dr birame avuga bibeshya cyane kuko umwuka ntabwo ikintu gifatika nubwo wakabonesha amaso uko akayunguruzo k’imirasire y’izuba kangirika dr birame avuga kwangirika kw’akayunguruzo k’imirasire y’izuba bituruka kuba katewe n’ibindi binyabutabire bituruka ahanini dukora nganda zacu gaz dukoresha byuma bikonjesha firigo n’ibindi bitanga ubuhehere nzu z’abantu modoka ibyo binyabutabire byangiza akayunguruzo k’imirasire y’izuba birimo chlorofluorocarbons cfcs hydrochlorofluorocarbons hcfcs hydrobromofluorocarbons hbfcs halons methyl bromide carbon tetrachloride imyuka kandi irimo ibinyabutabire chlorine bromine fluorine izamutse igahura n’umwuka ozone kayunguruzo k’imirasire y’izuba iragasenya uyu mwarimu avuga ibihugu bitandukanye isi byashyira umukono masezerano montreal agamije kurebera hamwe uburyo kubungabunga akayunguruzo k’imirasire y’izuba hagiye habaho impinduka nziza ibi abishingira bipimo byafashwe byerekanye aka kayunguruzo karimo gusubirana dr birame avuga amasezerano montreal amwe yatanze umusaruro ugaragara ugereranyije n’andi agenda asinywa mu rwanda hasinywe amasezerano kigali agamije kurwanya iyoherezwa kirere ry’imyuka ituruka byuma bikonjesha amasezerano kigali kigali amendment avugurura amasezerano montreal yerekeye imyuka yangiza akayunguruzo k’izuba yasinywe isano y’ubushyuhe bw’izuba ozone dr birame avuga kuba izuba ryavuye ryinshi isi ubushyuhe bukaba bwinshi sano bifitanye n’akayunguruzo k’imirasire y’izuba ahubwo ubwiyongere bw’abantu isi ibikorwa abantu bagenda bakora nko gutwika imodoka bishobora gutera ubwiyongere bw’ubushyuhe isi ati ntaho bihurira tugomba kumenya isi yayindi idahinduka ariko umubare w’abantu uriyongera n’ibikorwa by’abantu bikiyongera umunsi munsi ni ukuvuga hari iyindi myanda twe tujugunya hanze igira ingaruka mbi bihe hari indi myuka twohereza kirere urugero nko gutwika imodoka mazutu bituma ubushyuhe bwiyongera isi yongeraho gutwika amavuta y’indege ibiti n’ibindi bintu byose byifitemo izindi ngufu bizamura umwuka mubi co ugira uruhare kongera ubushyuhe isi ati iyo utwitse ikintu gisanzwe gifite ingufu ngufu ntabwo zitakara ahubwo zirimuka zigahindura iyindi shusho iyo utwitse igiti hasigara ivu ariko se bunini bw’igiti bwagiye he bwahindutse umwuka bujya kirere ingaruka kwangirika kw’akayunguruzo k’imirasire y’izuba ingaruka mbere kwangirika kw’akayunguruzo k’imirasire y’izuba urusobe rw’ibinyabuzima byangirika amafi nyanja aragabanuka kuko ibiribwa by’amafi bihita byangirika bihuye n’imirasire ifite ubukana ultra violet ifite ubukana amababi bimera nayo arangirika yahuye n’imirasire ifite ubukana agahinduka umukara ibyo bituma igikorwa photosynthse gituma amababi yaba icyatsi nk’uko bisanzwe kitaba kubera mirasire mibi dr birame akomeza avuga kwangirika kw’akayunguruzo k’imirasire y’izuba bigira ingaruka bantu nko kuzana ishaza jisho kurwara kanseri y’uruhu buri mwaka myuka ifite ubukana yiyongera kirere kigero ikibi cyayo kandi iguma kirere imyaka igera