Wani bincike na sonar da wani balaguron kimiya ya yi ya nuna cewa an gano tarkacen wani jirgin ruwa da ba a san shi ba a baya ya yi nisa da nisan mil daya a gabar tekun North Carolina.Kayayyakin kayan tarihi da ke cikin jirgin da ya nutse na nuni da cewa ana iya samo shi tun lokacin juyin juya halin Amurka.
Masanan kimiyyar ruwa sun gano hatsarin jirgin a lokacin wani balaguron bincike a cikin jirgin ruwa na Woods Hole Oceanographic Institute (WHOI) na Atlantis a ranar 12 ga Yuli.
Sun gano jirgin da ya nutse a lokacin da suke amfani da jirgin ruwan na WHO na robotic atomatik na karkashin ruwa (AUV) da kuma Alvin mai ruwa da tsaki.Tawagar ta kasance tana neman kayan aikin motsa jiki, waɗanda suka yi balaguron bincike a yankin a cikin 2012.
Abubuwan da aka gano a cikin tarkacen jirgin sun haɗa da sarƙoƙi na ƙarfe, tarin katako na jirgin ruwa, bulo jajayen (wataƙila daga murhun kyaftin), kwalaben gilashi, tukwanen yumbu marasa gilashi, kamfas ɗin ƙarfe, da yuwuwar lalata wasu kayan kewayawa.Kwata takwas ne ko shida.
Za a iya gano tarihin faduwar jirgin tun a karshen karni na 18 ko farkon karni na 19, lokacin da matasan Amurka ke fadada kasuwanci da sauran kasashen duniya ta hanyar teku.
Cindy Van Dover, shugabar dakin gwaje-gwajen ruwa na Jami'ar Duke, ta ce: "Wannan wani bincike ne mai ban sha'awa da kuma tunatarwa cewa, ko da bayan mun sami ci gaba mai mahimmanci a iyawarmu ta kusanci da kuma gano tekun a cikin yanayi, zurfin teku kuma ya ɓoye asirinsa. .”
Van Dover ya ce: "Na gudanar da balaguro hudu a baya, kuma a duk lokacin da na yi amfani da fasahar bincike na nutsewa don gano bakin teku, ciki har da balaguro a cikin 2012, inda muka yi amfani da Sentry don nutsar da hotuna na sonar da hotuna zuwa yankin makwabta."Abin ban mamaki shi ne mun yi tunanin muna bincike a cikin mita 100 na wurin da jirgin ya ruguje kuma ba mu gano halin da ake ciki a can ba."
"Wannan binciken ya nuna cewa sabuwar fasahar da muke haɓakawa don bincika zurfin teku ba wai kawai samar da muhimman bayanai game da teku ba, amma kuma yana samar da bayanai game da tarihin mu," in ji David Eggleston, darektan Cibiyar Kimiyya da Fasaha ta Marine (CMAST). ) .Ɗaya daga cikin manyan masu bincike a Jami'ar Jihar North Carolina da aikin kimiyya.
Bayan gano hatsarin jirgin, Van Dover da Eggstonton sun sanar da shirin gadon ruwa na NOAA game da binciken.Shirin NOAA zai yi ƙoƙarin gyara kwanan wata da gano jirgin da ya ɓace.
Bruce Terrell, babban jami’in binciken binciken kayan tarihi na aikin adana kayayyakin tarihi na ruwa, ya ce kamata ya yi a iya tantance kwanan wata da kasar da jirgin ya ruguje ta hanyar yin nazari a kan tukwane, kwalabe da sauran kayayyakin tarihi.
Terrell ya ce: "A yanayin zafi da ke kusa da daskarewa, fiye da mil mil daga wurin, babu damuwa kuma an kiyaye shi sosai.""Binciken ilimin archaeological mai tsanani a nan gaba zai iya ba mu ƙarin bayani."
James Delgado, darektan Cibiyar Heritage na Marine, ya nuna cewa tarkacen jirgin yana tafiya tare da kogin ruwa, kuma an yi amfani da tekun Gulf na Mexico tsawon daruruwan shekaru a matsayin babbar hanyar ruwa zuwa tashar jiragen ruwa na Arewacin Amirka, Caribbean, da Caribbean. Gulf of Mexico da Kudancin Amirka.
Ya ce: "Wannan binciken yana da ban sha'awa, amma ba zato ba."Guguwar ta yi sanadin fadowar jiragen ruwa da yawa a gabar tekun Carolina, amma saboda zurfin da wahalar aiki a wani yanayi na teku, mutane kalilan ne suka same ta."
Bayan da Sentinel's sonar na'urar tantancewa ya gano layin baƙar fata da kuma wani wuri mai duhu, Bob Waters na WHOI ya tuƙa Alvin zuwa sabon wurin da jirgin ruwan da aka gano, wanda suka yi imanin cewa yana iya zama maƙarƙashiyar kimiyya Abin da kayan aikin ya rasa.Bernie Ball na Jami'ar Duke da Austin Todd na Jami'ar Jihar North Carolina (Austin Todd) sun shiga Alvin a matsayin masu lura da kimiyya.
Manufar wannan binciken ita ce bincikar ilimin halittu na leak ɗin methane a cikin zurfin teku a bakin tekun gabas.Van Dover kwararre ne a fannin ilimin halittu masu zurfin teku wanda ke motsa su ta hanyar sunadarai maimakon hasken rana.Eggleston ya yi nazarin ilimin halittu na halittu da ke zaune a kan teku.
Van Dover ya ce: "Binciken da muka yi ba zato ba tsammani ya kwatanta fa'idodi, kalubale da rashin tabbas na aiki a cikin teku mai zurfi."“Mun gano ɓataccen jirgin, amma abin mamaki, ba a taɓa samun na’urorin da ke kwance ba.”
Lokacin aikawa: Janairu-09-2021