Tekun teku Currents yana ɗaukar miliyoyin tarkace na filastik a cikin Arctic

Tare da mutane kalilan, mutum zai yi tunanin Arctic zai zama yanki-kyauta-kyauta, amma sabon binciken ya nuna cewa ba ku da nisa da gaskiya. Masu bincike suna nazarin Tekun Arctic suna samun tarkace filastik ko'ina. A cewar Tatiana Schlossberg na New York, Arctic Ruwa kamar ƙasa ne zubar da fina-finai na filastik wanda keke don ruriyar teku.
An gano filastik a cikin 2013 ta hanyar ƙungiyar masu bincike yayin balaguron watanni biyar a duniya a cikin duniya za su yi ta jirgin ruwa na bincike. A hanya, sun dauki samfuran ruwa na teku don saka idanu don gurbataccen filastik. Kodayake maida hankali ne na robobi gaba ɗaya, suna cikin wani yanki ɗaya na musamman a cikin Greenland da arewacin Bahaushe da arewacin Biyun Tekun da ba a haɗa su ba. Sun buga binciken su a cikin mujallar kimiyyar kimiyya.
Filastik ya bayyana da motsa sakin hankali tare da gyaran Thermohasa, Ocean Isarwar "na yanzu cewa yana ɗaukar ruwa daga ƙananan tekun Atlantika a cikin sandunan. "Grolland da Barents sun ƙare a cikin wannan bututun polar," Jagoran binciken Kamfanin Cozars Cozar Cazar Caboa, mai bincike a Jami'ar, ya ce a cikin wata sanarwa.
Masu binciken sun kimanta cewa yawan filastik a yankin yana da ɗaris na tan, dubun dubunnan kananan square. Scale na iya zama mafi girma, masu binciken sun ce, kamar yadda filastik zasu tara akan heafloor a yankin.
Eric vor Sebille, Co-Mawallafin binciken, ya gaya wa Rahila Van Sebille a cikin Verge: "yayin da yawancin Arctic ke da kyau, akwai wannan tashar ruwa tare da ruwa sosai.
Ko da yake ba zai yiwu ba cewa za a zubar da filastik kai tsaye zuwa cikin Bahaushe tsakanin Scandinavia da Rasha), yanayin da aka samo na filastik), yanayin da aka samo yanayin filastik), yanayin filastik da aka samo yana nuna cewa ya kasance cikin teku na ɗan lokaci.
"Gragments na filastik wanda za'a iya samun inci da yawa ko ƙafa a cikin girman ya zama leken asiri lokacin da aka fallasa zuwa ƙaramin filastik, wanda muke kiran micropletics na millimita, wanda muke kiran micropletic." - Carlos Duarte, in ji nazarin CO-Mawallafin Chris Mooney Mooney na Washington post. "Wannan tsari yana ɗaukar shekaru da yawa zuwa shekarun da suka gabata. Don haka nau'in kayan da muke gani ya ba da shawara ya shiga cikin teku da yawa da suka gabata. "
A cewar Schlossberg, tan miliyan 8 na filastik ya shiga cikin tekun kowace shekara, kuma a yau game da tan miliyan 110 na tara filastik a cikin ruwan duniya. Yayin da shuɗin filastik sharar gida ba kasa da kashi ɗaya bisa ga duka duka, Duarte ya shaida wa Muni cewa tara ɓarnar sharar filastik ba kawai ya fara ba. Shekaru na filastik daga gabashin Amurka da Turai har yanzu suna kan hanya kuma daga ƙarshe zasu ƙare a cikin Arctic.
Masu bincike sun gano Gyres masu yawa a cikin tekun duniya inda Microplastics sukan tara. Me ke damun yanzu shi ne cewa Arctic zai shiga wannan jerin. "Wannan yanki ne matacce, ruri na teku suna barin tarkace a farfajiya a farfajiya-Luise Pedrotti ya ce a cikin wata sanarwa. "Za mu iya yin shaidar samuwar duk da haka wani yanki mai ƙasa a duniya ba tare da fahimtar hadarin zuwa flora na gida da Fauna ba."
Kodayake wasu dabaru na kek-iri don tsabtace tarkace a teku daga filastik ana bincika su, mafi kyawun aikin teku shine don yin aiki mai wahala don hana bayyanar filastik farko. A cikin teku.
Jason Dale ne Madison, marubuci mai-wissinsin marubuciya ya kware a tarihin halitta, kimiyya, tafiya, da muhalli. An buga aikinsa a cikin gano, sanannen kimiyya, a waje, mujallar maza da sauran mujallu.
© 2023 Smithsonian Manufar Sanarwar Bayanin Bayanin Kulawar Madindar Ciki na Amfani da Amfani da Talla Talla Lura


Lokaci: Mayu-25-2023