Mavuto a Lena

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Lena ndiye mtsinje waukulu kwambiri womwe umadutsa kwathunthu kudera la Russia. Amadziwika ndi malo ochepa okhala m'mphepete mwa nyanja komanso mtengo wonyamula madera aku Far North.

Kufotokozera kwa mtsinje

Amakhulupirira kuti Lena adapezeka mzaka za m'ma 1620 ndi wofufuza waku Russia a Pyanda. Kutalika kwake kuchokera komwe kudachokera mpaka kukumana ndi Nyanja ya Laptev ndi makilomita 4,294. Mosiyana ndi Ob, mtsinjewu umadutsa m'malo ochepa. Kutalika kwa njira yake komanso kuthamanga kwamakono kumasiyana kwambiri kutengera malo omwe ali. Kutalika kwakukulu m'masiku osefukira kumafika makilomita 15.

Misonkho iwiri ikuluikulu ya Lena ndi mitsinje ya Aldan ndi Vilyui. Pambuyo pakuphatikizana kwawo, mtsinjewo umapeza mita 20 yakuya. Asanalowe mu Nyanja ya Laptev, ngalandeyo imagawika chigawo chachikulu chokwanira pafupifupi makilomita 45,000.

Mtengo wonyamula wa Lena

Mtsinje ndi wofunika kwambiri pa mayendedwe. Apaulendo, katundu komanso ngakhale alendo odzaona malo amakula kwambiri pano. "Kutumiza kwakumpoto" kumachitika limodzi ndi Lena, ndiye kuti boma lipereka katundu ndi mafuta osiyanasiyana kumadera akutali kwambiri. Mtsinjewo umagwiritsidwa ntchito potumiza kunja matabwa, mchere, mayendedwe a zida zina zopangira makina, mafuta ndi zinthu zina zamtengo wapatali.

Ntchito yoyendera sikatha ngakhale m'nyengo yozizira. Pa ayezi a Lena, misewu yachisanu imayikidwa - misewu yayikulu pachipale chofewa. Magalimoto oyendetsa magalimoto amagwiritsidwanso ntchito kunyamula katundu kupita kumadera ovuta kufikako. Kufunika kwa kuthekera koteroko ndikokwera kwambiri, chifukwa ndizosatheka kufikira madera ena pagalimoto masika, chilimwe ndi nthawi yophukira pagalimoto.

Ubale wa Lena

Zomwe zimawononga mtsinjewu ndi mitundu yonse yamafuta ndi mafuta. Zogulitsa zamafuta zimalowa m'madzi kuchokera zombo zodutsa, magalimoto akumira pansi pa madzi oundana, chifukwa chodumpha kuchokera kumadepoti angapo amafuta omwe ali mdera la Yakutsk.

Ngakhale kuti ndi anthu ochepa omwe amakhala pafupi ndi mtsinjewu, madzi ake amaipitsidwanso ndi zimbudzi. Gulu lalikulu kwambiri la anthu lili ku Yakutsk, ndipo pali mabizinesi angapo omwe amatulutsa madzi amtsinje nthawi zonse mumtsinje. Zinthu zidabwerera mwakale ndikukhazikitsa fyuluta yatsopano mu 2013.

China chomwe chimakhudza chilengedwe ndi zombo zakuya. Pansi pa Mtsinje wa Lena pali mitundu yosiyanasiyana yamagalimoto amadzi okhala ndi mafuta. Kutulutsidwa pang'onopang'ono kwa mafuta ndi mafuta kumakhudza kapangidwe ka madzi, ndikuwononga zomera ndi zinyama.

Njira zothetsera mavuto azachilengedwe

Pofuna kusunga kuyera kwa mtsinje waukulu wa Siberia, m'pofunika kuti tisatengere kutaya kwa madzi ogwiritsira ntchito ndalama zochuluka kwambiri kuposa zovomerezeka. Akuyenera kupereka malo osungira mafuta omwe ali m'mphepete mwa nyanja ndi zida ndi zida zoyankhira mwachangu kutayikira komwe kukubwera.

Poyambitsa Office of Rospotrebnadzor ku Republic of Yakutia, pali njira zingapo zomwe zikumangidwa kuti amange malo owonjezera othandizira, komanso akukonzekera kukweza zida zosiyanasiyana zatsika kuchokera pansi.

Ndikofunikanso kusamutsa zinthu za zomangamanga zilizonse kuchokera kumadera omwe amakhudzidwa ndi kusefukira kwamadzi nthawi yamasika. Gawo lina lachitetezo cha Lena lingakhale kupanga magulu azachilengedwe omwe adzagwire ntchito yamadzi amtsinjewo chaka chonse choyenda.

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Onerani kanemayo: Amayi Tokotani PA Mibawa TV-Nthawi YA Amayi Yoyankhura Zakukhosi 12 OCT 2020 (July 2024).