Matsalolin muhalli na Tekun Okhotsk

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Tekun Okhotsk na wanke gabar Japan da Rasha. A lokacin sanyi, an rufe shi da ɗan kankara. Wannan yankin gida ne na kifin kifi da pollock, capelin da herring. Akwai tsibirai da yawa a cikin ruwan Tekun Okhotsk, daga cikinsu mafi girma shine Sakhalin. Yankin ruwa yana aiki da girgizar kasa, tunda akwai kimanin duwatsu masu aiki guda 30, wanda daga baya ke haifar da tsunami da girgizar ƙasa. Tekun teku yana da sauye-sauye iri-iri: akwai tsaunuka, zurfafawa masu yawa, da damuwa. Ruwan koguna irin su Amur, Bolshaya, Okhota, Penzhina suna kwarara zuwa yankin da ruwan yake. Hydrocarbons da mai ana hakowa daga tekun. Duk waɗannan abubuwan suna tasiri tasirin samuwar tsarin halittu na musamman na tekun kuma suna haifar da wasu matsalolin muhalli.

Gurɓatar ruwa ta kayan mai

Tun da farko, ana ɗaukar ruwan Tekun Okhotsk da tsabta. A halin yanzu, yanayin ya canza saboda hakar mai. Babbar matsalar muhalli ta teku ita ce gurbatar ruwa ta kayan mai. Sakamakon man da ya shiga yankin ruwa, tsari da yadda ruwan yake canzawa, yawan kwazon halittu na teku yana raguwa, yawan kifaye da rayuwar ruwa daban-daban. Hydarcarbon, wanda wani ɓangare ne na mai, yana haifar da lahani musamman, tunda yana da tasirin guba akan ƙwayoyin cuta. Amma tsarin tsabtace kai, yana da jinkiri sosai. Man yana narkewa a cikin ruwan teku na dogon lokaci. Saboda iska da igiyar ruwa mai karfi, mai ya bazu ya kuma mamaye wurare masu yawa na ruwa.

Sauran nau'ikan gurbatawa

Baya ga yin famfo mai daga kan tekun Okhotsk, ana haƙa albarkatun ƙasa ma'adinai a nan. Tunda koguna da yawa suna kwarara zuwa cikin tekun, ruwa mai datti ya shiga cikinsa. Yankin ruwa ya gurɓata ta hanyar mai da mai. Ana shigar da ruwan cikin gida da na masana'antu cikin kogunan tekun Okhotsk, wanda hakan ya kara dagula yanayin yanayin halittar teku.

Jiragen ruwa daban-daban, masu dakon ruwa da jiragen ruwa suna da mummunan tasiri ga yanayin teku, da farko saboda amfani da nau'ikan mai daban-daban. Motocin ruwa suna fitar da iska da maganadisu, lantarki da gurɓataccen yanayi. Ba ƙarami a cikin wannan jeri ba gurɓataccen sharar gida.

Tekun Okhotsk na yankin tattalin arzikin Rasha ne. Saboda kwazon mutane, galibi na masana'antu, ya dagula lissafin mahallin wannan tsarin na lantarki. Idan mutane basu dawo cikin hankalinsu akan lokaci ba kuma basu fara warware wadannan matsalolin ba, to akwai damar lalata teku gaba daya.

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