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Kuparadzwa unopfuurira pamusoro ozone rukoko

Tose kurarama panyika iri kupenya anofadza zuva, asi kana zvose zvatinoziva nezvake migumisiro mwaranzi izvi pamusoro womunhu?

All upenyu panyika kunoenderana simba kwezuva. Ndizvo ultraviolet uye michini mwaranzi ndiwo anokonzera ichi simba rinokosha. Zvisinei, matambudziko ultraviolet mwaranzi pamusoro zvipenyu kazhinji kunotungamirira kune kusingadzivisiki nokuvhiringidzirwa sechivako nucleic acids uye mapuroteni, uye somugumisiro, inotungamirira Cell rufu.

Nature akasika vadziviriri vakavimbika chaizvo - ari ozone rukoko Nyika, iyo inoshanda sokunotadzisa inokuvadza UV mwaranzi. Mudenga, panguva imwe kukwira pamusoro 20-50? Km rine yakawanda ozone, iyo pave nhovo imwe mhando chinodzivirira biosphere uye vanhu.

Muviri womunhu anokwanisa kudzivirira pacharo tichiregeredza kubatana kwetunhu murima ruvara (rwe-melanin), yatinoti kwete chete somunhu kusviba. Asi panguva imwe chete muchirimo, kana ganda rine shoma rwe-melanin, munhu haagoni kuramba nguva muzuva: The ganda anogona redden nokukurumidza, uye mumaawa mashomanana anogona kusimuka kunopindirana muviri tembiricha uye nomusoro kuitika.

Munhu wose anenge refu anozivikanwa kuti masayendisiti kuchengeta hurongwa kuparadzwa ozone rukoko. The ozone zviri muchadenga ipfupi zvikuru, uyezve, wawanikwa vanonzi "mugomba", riri pamusoro Antarctica. Zvinosuruvarisa nzvimbo mugomba iri kuwedzera ose gore, uye panguva iyoyo munharaunda yayo akapfuudza kukura Antarctica pacharo.

Kuparadzwa ari ozone rukoko asingadi kupfuura kucherechedzwa vanhu Somuenzaniso, munyika dziri pedyo napedyo kusvika yakaoma, pane chirwere kukura. Izwi iri zvirwere chokuita yakawedzera UV nechekumashure, zvakadai tsanga, kenza ganda, uye vamwe.

Masayendisiti kubva kuchamhembe hemisphere vakacherechedzawo rutapudzo kuti ozone mumhepo uye dzinoshuma panowanikwa ozone "mugomba" pamusoro Svalbard.

Chii vanotyisidzira kuparadzwa ozone rukoko? Migumisiro ingarwadza, kunyanya, izvi zvinoratidzwa kukohwa, inotorerwa ipfupi. Uyezve, pane kunotouraya Zvirimwa uye mhuka, uyewo kukura zvirwere. Scary kufunga kuti ozone rukoko anogona zvachose, nokuti vanotozvikuvadza kungaita kukurasikirwa kasvisto uye miti nemhuka zvakazonaka.

The kukonzera kuparadzwa ozone rukoko zvakavigwa mabasa evanhu. Mukuedza nechokwadi zvavo vakasununguka kuvapo, munhu anosika uye anoshandisa zvakasiyana siyana maindasitiri kwendangariro. Various aerosol bhurandi kuti ane freons (chlorofluoromethane), vakachengeteka vanhu, asi anochengeterwa mumhepo makore anopfuura 70.

Chokwadi chokuti fuma rinoungana mumhepo, izvo zvinozoita kuti kuparadzwa ozone. Basa makemikari indasitiri ndiyo inoita chaizvo mhepo ingress izvi zvinhu. Chokutanga, ozone rukoko kuparadzwa kunoitika pasi pokudzora kuiisa chlorine, mumwe atomu izvo uchiora 100 tysyach ozone mamorekuru.

Zvinoita kuti kuparadzwa "nhoo" yedu uye mabasa echiuto. Engines ballistic zvombo zvinoshandiswa nemauto, emit guru uwandu kunokuvadza senitrogen oxides. Mumwe nomumwe akadaro chombo pakuparurwa muchadenga anoumba chikuru "mugomba" iri ozone rukoko. Mushure maawa mashomanana, ichi "mugomba" iri kunonoka.

Kare 70s pamusoro kure uye isingagarwi chitsuwa of US uto vakapararira stratosphere makemikari akonzera kuti paumbwe "maburi" kwakatora chete pashure akawanda maawa. Kuparadzwa ari ozone rukoko pamusoro chitsuwa kwakatungamirira chokuti zvikuru munyika vagere chitsuwa raingoreva kuparadzwa. Animals, zvinomera, Micro-zvinenge - zvose vakafa. Takakwanisa kurarama nenjiva makuru chete mashomanana kuti vakaponeswa nokuda makobvu mhou zvombo. Zvisinei, nenjiva ava bofu, nokuti the retina rakanga rapiswa ultraviolet chiedza.

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