N'ịbụ ndị mmadụ ole na ole, mmadụ ga-eche na Arctic ga-aghọ mpaghara na-enweghị plastik, mana nchọpụta ọhụrụ na-egosi na nke ahụ adịghị anya na eziokwu.Ndị na-eme nchọpụta na-amụ n'Oké Osimiri Arctic na-achọta ihe mkpofu rọba ebe niile.Dị ka Tatiana Schlossberg nke akwụkwọ akụkọ bụ́ The New York Times si kwuo, mmiri Arctic dị ka ebe a na-ekpofu ihe maka rọba na-ese n’elu mmiri nke oké osimiri.
Achọpụtara plastik na 2013 site n'aka ndị otu mba ụwa na-eme nchọpụta n'oge njem ọnwa ise na gburugburu ụwa n'ime ụgbọ mmiri nyocha Tara.Ka ha na-aga, ha were ihe nlele mmiri dị n'oké osimiri iji nyochaa maka mmetọ rọba.Ọ bụ ezie na ọ̀tụ̀tụ̀ rọba dịkarịsịrị ala, ha dị n'otu ógbè dị na Greenland nakwa n'ebe ugwu nke Oké Osimiri Barents bụ́ ebe ọ̀tụ̀tụ̀ dị elu dị nnọọ ukwuu.Ha bipụtara nchoputa ha n'akwụkwọ akụkọ Science Advances.
Plastic ahụ yiri ka ọ na-akpụ akpụ n'akụkụ gyre thermohaline, nke bụ "belt conveyor" nke oké osimiri nke na-ebu mmiri si n'Oké Osimiri Atlantic dị ala gaa na okporo osisi."Greenland na Oké Osimiri Barents bụ njedebe nwụrụ anwụ na pipeline polar a," onye nduzi na-ede akwụkwọ bụ Andrés Cozar Cabañas, onye nchọpụta na Mahadum Cadiz dị na Spain, kwuru na nkwupụta mgbasa ozi.
Ndị nchọpụta ahụ na-eme atụmatụ na ngụkọta ego plastik dị na mpaghara ahụ bụ ọtụtụ narị tọn, nke nwere ọtụtụ narị puku obere iberibe n'otu square kilomita.Ọnụ ọgụgụ ahụ nwere ike ịdị ukwuu karịa, ndị nchọpụta ahụ kwuru, ebe ọ bụ na plastik nwere ike ịkwakọba n'elu oké osimiri na mpaghara ahụ.
Eric van Sebille, bụ́ onye na-edekọ ihe ọmụmụ ahụ, gwara Rachel van Sebille na The Verge, sị: “Ọ bụ ezie na ihe ka ọtụtụ n’ime ógbè Arctic dị mma, e nwere Bullseye, e nwere ebe a na-ekpo ọkụ nke nwere mmiri metọru nnọọ ukwuu.”
Ọ bụ ezie na o yighị ka a ga-atụba rọba ahụ kpọmkwem n'Oké Osimiri Barents (otu mmiri oyi dị n'etiti Scandinavia na Russia), ọnọdụ plastik a chọtara na-egosi na ọ nọwo n'oké osimiri ruo oge ụfọdụ.
"Iberibe plastik nke nwere ike ịdị na mbụ sentimita ma ọ bụ ụkwụ n'ogo na-agbaji ma ọ bụrụ na ekpughere ya n'ìhè anyanwụ, wee na-adaba n'ime obere ihe na nke nta, na-emecha ghọọ plastik nke nwere millimita, nke anyị na-akpọ microplastic."– Carlos Duarte, kwuru na onye na-ede akwụkwọ bụ Chris Mooney nke Washington Post.“Usoro a na-ewe site ọtụtụ afọ ruo iri afọ.Ya mere, ụdị ihe anyị na-ahụ na-egosi na ọ banyere n'oké osimiri ọtụtụ iri afọ gara aga. "
Dị ka Schlossberg si kwuo, 8 nde tọn plastic na-abanye n'oké osimiri kwa afọ, na taa ihe dị ka nde tọn 110 nke plastik na-agbakọta n'ime mmiri nke ụwa.Ọ bụ ezie na mkpofu rọba na mmiri Arctic erughị otu pasent nke mkpokọta, Duarte gwara Muni na mkpọkọ mkpofu rọba na Arctic ka amalitelarị.Ọtụtụ iri plastik si n'ebe ọwụwa anyanwụ US na Europe ka na-aga n'ụzọ na ga-emecha ejedebe na Arctic.
Ndị na-eme nchọpụta achọpụtala ọtụtụ gyres dị n'ime oke osimiri nke ụwa ebe microplastics na-agbakọba.Ihe na-echegbu ugbu a bụ na Arctic ga-esonye na ndepụta a."Ebe a bụ njedebe nwụrụ anwụ, oke osimiri na-ahapụ irighiri ihe n'elu," Maria-Luise Pedrotti na-ede akwụkwọ na-ede akwụkwọ kwuru na nkwupụta mgbasa ozi."Anyị nwere ike na-ahụ ka e guzobe nke ọzọ n'ụwa na-aghọtaghị nke ọma ihe ize ndụ dị na mpaghara osisi na anụmanụ."
Ọ bụ ezie na a na-enyocha ụfọdụ echiche pie-in-the-sky iji kpochapụ ihe ndị dị n'oké osimiri site na plastik ugbu a, nke kachasị mkpa bụ ọrụ Cleanup Ocean, ndị nchọpụta ahụ kwubiri na nkwupụta mgbasa ozi na ihe ngwọta kachasị mma bụ ịrụsi ọrụ ike iji gbochie ọdịdị plastik. mbụ.N'ime oke osimiri.
Jason Daley bụ Madison, onye odee dabere na Wisconsin ọkachamara na akụkọ ntolite okike, sayensị, njem na gburugburu ebe obibi.Ebipụtala ọrụ ya na Discover, Science Popular, Outside, Men's Journal na akwụkwọ akụkọ ndị ọzọ.
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Oge nzipu: Mee-25-2023