Kogon numfashi na Dragon
Dragon's Breath Cave wani kogon karst ne mai ambaliyar ruwa wanda ke cikin Yankin Otjozondjupa na Namibia a kan ƙasa mai zaman kanta, wanda ba a iya isa ga jama'a ba. Roger Ellis ne ya gano kogon a lokacin da yake tafiya a yankin a shekarar 1986. An sanya masa suna ne saboda iska mai dumi, mai laushi wanda ke tashi daga ƙofar sa lokacin da matsin lamba ya sauka, wanda ke tattare don samar da hazo wanda ke nuna numfashi na dragon.[1]
Wannan kogon ya ƙunshi mafi girma a duniya da aka sani ba a karkashin kasa ba, 2 hectares (4.9 acres) tare da yanki na kusan 2 acres). [2] Ruwan tafkin yana kusa da mita 60 (200 a ƙasa da ƙasa a bakin kogon.[3][4] Jimlar zurfinta shine mita 205 (673 . [5] Kodayake an ruwaito cewa nau'in kifi mai suna Clarias cavernicola yana zaune a cikin tafkin a cikin Dragon's Breath Cave, wannan kuskure ne. An san shi ne kawai daga kogon Aigamas da ke kusa.[6]
Martyn Farr ya rubuta a cikin littafinsa The Darkness Beckons binciken kogon da ƙungiyar masu nutsewa da masu hawan dutse suka jagoranci Roger Ellis da Charles Maxwell na Kungiyar Spelaeological ta Afirka ta Kudu shekara guda bayan an gano kogon a cikin 1986 ta hanyar masu hawan duwatsu a matsayin mai girma.
Girma da girma
[gyara sashe | gyara masomin]Ƙofar kogon ita ce kusurwar tsaye a cikin wani dolomite da ke fitowa a ƙarƙashin wani karamin tudu, kuma yana da ƙanƙanta a wurare. Ana samun damar ta hanyar igiya zuwa saman tafkin. An auna saman ruwa a mita 59 a ƙasa da ƙasa a bakin kogon. Matsayi mafi zurfi shine 264 m a ƙasa da bayanai a zurfin 205 m ta hanyar ma'aunin Sonar mai yawa daga binciken jirgin sama na Sunfish. An bincika kogon da ke sama da ruwa ta hanyar laser. Ya zuwa shekara ta 2015, mafi zurfin da masu nutsewa suka kai ya kai 132 m. Akwai karamin rairayin bakin teku a kudancin tafkin, nesa da ƙofar shiga, wanda ke kai tsaye sama da ruwa a wani nesa daga bakin teku. kogon yana gangara zuwa ƙasa daga rairayin bakin teku zuwa mafi zurfi a kusan 40-45 ° a arewacin ƙarshen kogon. Kwarin yana da faɗi kuma yana da madaidaiciya, tare da tafkin yana bayyane daga babban ɓangare na ambaliyar ruwa.[7] Rashin zurfin ruwa a ƙasa da ƙofar kusan 60 m ne.[3] Ramin ya ragu daga kimanin mita 175 (575 a fadin kuma kusan mita 61 (200 a tsawo. [8]
Manazarta
[gyara sashe | gyara masomin]- ↑ Kelly, Daniel (24 January 2014). "Dragon's Breath Cave Holds the World's Largest Underground Lake". Lake Scientist. Archived from the original on 1 March 2015. Retrieved 31 May 2016.
- ↑ Africa, Wanted in (2020-06-12). "Dragon's Breath Cave: Namibia has the worlds largest underground lake". Wanted in Africa (in Turanci). Retrieved 2022-09-28.
- 1 2 Schöll, Oliver (6 November 2024). "Deep in Dragon's Breath". indepthmag.com. InDepth magazine. Retrieved 22 December 2024.
- ↑ "Namibia's hidden depths". Travel Namibia Magazine. Archived from the original on 2021-05-07. Retrieved 2012-08-28.
- ↑ Fileccia, Alessio (2012). "Namibian ground water systems" (PDF). Speleo Diversity. Archived from the original (PDF) on 2012-10-18. Retrieved 2013-01-07.
- ↑ Proudlove, G.H. (2018–2019). "Clarias cavernicola". cavefishes.org.uk. Retrieved 28 October 2019.
- ↑ "Dragon's Breath Cave: 2-dimensional map". explore.stoneaerospace.com. Retrieved 22 December 2024.
- ↑ Orlando, Alex (3 February 2020). "This AI-Guided Drone Has Mapped One of Earth's Deepest Subterranean Lakes". www.discovermagazine.com. Retrieved 22 December 2024.