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Rip Halin yanzu

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Rip Halin yanzu
Bayanai
Ƙaramin ɓangare na Ruwa na yanzu

Rip current (ko kawai rip) wani nau'in ruwa ne na musamman wanda zai iya faruwa kusa da rairayin bakin teku inda raƙuman ruwa ke karye. Rip wani ruwa ne mai ƙarfi, wanda aka keɓe, kuma kunkuntar ruwa wanda ke motsawa kai tsaye daga gaɓar ta hanyar yanke layin raƙuman ruwa, kamar kogin da ke gudana zuwa teku. Ƙarfin halin yanzu a cikin rip ya fi ƙarfi kuma ya fi sauri kusa da saman ruwa[1]

Rip igiyoyin ruwa na iya zama haɗari ga mutanen da ke cikin ruwa. Masu ninkaya da aka kama a cikin ruwan ruwa kuma ba su fahimci abin da ke faruwa ba, ko kuma waɗanda ba su da ƙwarewar ruwa, suna iya firgita, ko kuma suna iya gajiyar da kansu ta hanyar yin iyo kai tsaye don hana kwararar ruwa. Saboda wadannan dalilai, tsagewar igiyar ruwa ita ce kan gaba wajen ceton masu ceto a bakin teku. A Amurka suna haifar da matsakaita mutuwar mutane 71 ta hanyar nutsewa a kowace shekara kamar na 2022.

Rip current ba abu ɗaya bane da undertow, kodayake wasu suna amfani da wannan kalmar ba daidai ba lokacin da suke magana game da rip current. Sabanin abin da aka yi imani da shi, babu tsagewa ko karkatacce ba zai iya jawo mutum ƙasa ya riƙe su a ƙarƙashin ruwa. Rip kawai yana ɗaukar abubuwa masu iyo ciki har da mutane, zuwa kusa da yankin da igiyar ruwa ke karyewa, a lokacin ne abin ya bazu ya saki duk abin da yake ɗauka.

Abubuwan dake haddasa faruwar sa

[gyara sashe | gyara masomin]

Rip current yana samuwa saboda iska da raƙuman ruwa suna tura ruwan saman zuwa ƙasa. Wannan yana haifar da ɗan hawan matakin ruwa a bakin tekun. Wannan ruwan da ya wuce gona da iri zai kasance yana komawa zuwa budadden ruwa ta hanyar mafi karancin juriya. Lokacin da akwai wani yanki na yanki wanda ya ɗan ɗanɗana zurfi, kamar hutu a cikin shingen yashi na bakin teku ko reef, wannan na iya ba da damar ruwa ya gudana cikin sauƙi a cikin teku, kuma wannan zai haifar da tsagewar ruwa ta wannan rata.

Ruwan da aka tura sama kusa da rairayin bakin teku yana gudana tare da gaɓar gaɓar mai fita a matsayin "gudun ruwa mai ciyarwa". Ruwan da ya wuce gona da iri yana gudana a kusurwar dama zuwa rairayin bakin teku, a cikin matsi mai ƙarfi da ake kira "wuyan" na rip. "wuyan" shine inda kwarara ya fi sauri. Lokacin da ruwan da ke cikin rip current ya kai wajen layukan tsagewar igiyoyin ruwa, magudanar yakan tarwatse a gefe, ya rasa iko, ya kuma tarwatse a cikin abin da ake kira "kai" na rip.

  1. Rip Current Characteristics". College of Earth, Ocean, and Environment, University of Delaware. Archived from the original on 26 July 2013. Retrieved 16 January 2009.