Arewa Atlantic timu: da halaye da kuma tasiri a kan sauyin yanayi

Kowa ya sani cewa da teku - yana da ba wani a tsaye samuwar, da ruwa ne a akai motsi. Wani lokaci yana motsa a cikin wani nau'i na m rafi, wanda masana kimiyya suna ta teku igiyoyin. Daya daga cikin manyan a duniya ne ta Arewa Atlantic Yanzu, wanda za a tattauna a wannan labarin.

Ocean igiyoyin da su wuri a cikin Gwargwadon ambulan na Duniya

Marine (ko cikin teku) a lokacin - a rafi na ruwa da talakawa tare da m Properties dvizhushiysya a daya shugabanci. Saboda wanda shi ne kafa? Saboda da m iska. Saboda haka a kusa da ekweita a cikin tekun Atlantic, shi fãra fi iko teku halin yanzu na arewacin yammancin duniya - Gulf Stream. Game da 45 digiri arewa latitud, shi ne tuba a Arewa Atlantic Yanzu.

Amma kudu na ekweita, da most ne ga westerly iskõki wanda encircles dukan duniya. Its m nisa - da dama kilomita dubu, da ruwa da aka motsi a gudun 3.5 kilomita awa. An yi imani da (ko da yake ba duka geographers raba wannan matsayi), cewa shi ne, shi ne ya yi iyaka da abin da ake kira Kudancin Ocean (na biyar a jere, wanda ya fara zuwa ya kebe mafi kwanan nan).

Sea igiyoyin oceanographers karatu a daki-daki, ta amfani da musamman tasoshin, kazalika da tauraron dan adam da fasaha. A Gwargwadon ambulan na duniya, da suka taka mai da muhimmanci sosai rawar: samar da wani hijirarsa Ocean salts, zafi, rayayyun kwayoyin halitta, da inganta hadawa ruwaye. Bugu da kari, su muhimmanci shafi sauyin yanayi na nahiyoyi, musamman su ga ~ ar teku.

An sani cewa da sanyi kwarara rage talakawan zafin jiki a kan iyakar, tare da suka wuce, da kuma dumi - dumi kawo Coast. Su kuma zai shafi adadin hazo: sanyi - rage, da kuma zafi - karuwa.

A tasiri a kan sauyin yanayi da yankunan mu iya ganin wani sauki misali. Saboda haka, da tashar jiragen ruwa a Murmansk ne kankara-free kawai saboda gaskiyar cewa a yawan kafa na Arewa Atlantic Yanzu. Kuma a nan ne sarrafa giza wuri a duniya - da Atacama Desert a cikin ta Kudu American Coast - ba ta damar kafa inda sanyi gudãna Peru halin yanzu.

Arewa Atlantic Yanzu, ya "mazaunin" a kan duniya map

Don gano inda Arewa Atlantic Yanzu, wajibi ne a kalli dace katin. Its "mahaifarsa", kamar yadda za a iya gani, shi ne tekun Atlantic.

Wannan shi ne mai iko teku halin yanzu shi ne wani tsawo na Gulf Stream, da suka samo asali daga ekweita. Ya fara kusa da Grand Banks na Newfoundland da kuma iko rafi motsa fadin Atlantic a arewa-maso-gabas. Bugu da ari, a kusa da tsibirin Ireland, shi tsãgewar ƙwãyar shiga kashi biyu. Daya reshe (kira Canary Yanzu) ya jũya a kudancin shugabanci, da kuma sauran - ya ci gaba da matsawa a arewa-maso-gabas, skirting arewacin gefen kwanon rufi-Turai yankin. Ko da kara, wannan reshe sake raba cikin Irminger Yanzu kuma Norwegian.

Irin wannan shi ne labarin kasa daga cikin shakka. Mene ne ta jiki da kuma Gwargwadon siffofin shi ne halin?

Arewa Atlantic Yanzu: zazzabi da kuma ruwa ya kwarara kudi

A lokacin dangana ga dimi, da ruwa da zazzabi akwai jeri daga +7 zuwa +16 digiri Celsius. A dumi Arewa Atlantic Yanzu ne gaba daya sanyaya kawai a cikin Arctic Ocean, cuɗanya da ruwanta. gudun motsi na ruwa a cikin shi dabam daga 1.8 km / h, a kudancin har zuwa 0.4 km / h a arewa.

Ya kamata a lura da cewa asali jiki da kuma Gwargwadon Manuniya Arewa Atlantic halin yanzu m. Kuma da yawan zafin jiki da kuma gudu daga cikin ruwa ne karfi da dogara a kan tsanani na Gulf Stream, wanda, bi da bi, da aka nuna a kaifi canje-canje a cikin yanayi a Turai (musamman a cikin hunturu).

Modern muhalli barazana

Gulfstream, musamman Arewa Atlantic Yanzu, taka muhimmiyar rawa a siffata da Turai sauyin yanayi. Saboda haka, a cikin hunturu shi muhimmanci mitigates da sanyi da kuma a lokacin rani - rage zafin rana, kuma Yanã fitar da wani gagarumin adadin ruwan sama. Wannan shi ne musamman m a Birtaniya, inda da hazo da kuma tsawo yayyafi zama kusan kasa alamomin.

A cikin 'yan shekaru, muhalli suna ƙara magana game da gaskiyar cewa Arewa Atlantic Yanzu kuma iya daina gaba ɗaya. A dalilin - Atlantic ruwa, gwargwado canje-canje da kuma m spills cikin teku ruwa. Sauran geographers guji wannan yiwuwar, cewa kawai game da yiwuwar rage kwarara kudi saboda wadannan dalilai. Wannan, a cewar su, ya faru fiye da sau daya a cikin shekaru 50 shekara dubu.

a ƙarshe

Arewa Atlantic Yanzu - daya daga cikin mafi muhimmanci a cikin Arewa Atlantic. Shi ne na mai da muhimmanci ga Turai sauyin yanayi. Duk da haka, duniya matsalolin muhalli hade tare da mai gurbatawa na teku ruwa, lahani ta zama.