Tabbas kun taɓa gani a ɗayan jeren Jafananci mai rai na Dutsen Fuji. Ita ce shahararren dutsen mai fitad da wuta a duk cikin Japan kuma yana cikin lardin Shizuoka a tsibirin Honshu. Cikakken sunan Japan shine Fuji-san kodayake ana kuma kiran shi da wasu sunaye kamar Fujisan, Fuji-no-Yama, Fuji-no-Takane da Huzi, da sauransu. A cikin tarihi an san shi da ɗayan kyawawan duwatsu masu duwatsu a duniya, wannan ya sa ya zama alama ta Japan.
A cikin wannan labarin zamu gaya muku game da duk halaye, ilimin ƙasa da kuma son sanin Dutsen Fuji.
Babban fasali
Yana ɗayan shahararrun dutsen aman wuta a duniya kuma ya kasance jigon maimaita al'adun gargajiyar Japan. Duk ƙasar yamma tana da Dutsen Fuji. Mafi girman ganuwa ya kai mita 3.375 kuma an tsara shi ne ta hanyar masanan ƙasa masu aiki da dutsen mai fitad da wuta. Wannan yana nufin cewa yana ci gaba da nuna alamun ayyukan dutsen mai ci gaba kuma yana nufin ya ɓarke tun shekaru 10.000 da suka gabata. Kodayake wannan alama alama ce ta dutsen mai fitad da wuta, idan ana maganar geologically.
Kuma shi ne cewa wani aiki dutsen mai fitad da wuta da aka binciko daga zamani na lokacin ilimin kasa. Wannan yana nufin cewa fashewar abubuwa dole ne a sanya su lokaci kan ma'aunin ƙasa da ba na mutane ba. Ga dutsen tsawa, shekaru 100 ba lokaci bane kwata-kwata. A kusancin wannan tsaunin akwai Kawaguchi, Yamanaka, Motosu, Shoji da Sai tabkuna, kuma yana cikin Fuji-Hakone-Izu National Park, wanda aka fi ziyarta a ƙasar.
Ilimin halittar jikin wannan dutsen mai fitad da wuta ya bayyana a cikin sikeli mai siffar kamala. A saman da muka ambata a sama yana da nasa yanayin. Wannan yanayin shine tundra kuma yana yin rajistar yanayin zafi wanda ya fara daga -38 zuwa digiri 18. Duk cikin mazugi wanda yake wani bangare na hayakin dutsen tsaunuka mazaunin dabbobi ne da dabbobi da yawa. Tana da nau'ikan nau'ikan dabbobi masu shayarwa, sun kai nau'ikan 37.
Samuwar Dutsen Fuji
Yana da hadadden stratovolcano ko dutsen mai fitad da wuta wanda ya kunshi yadudduka da yawa na dutse, toka, da Lada mai tauri. Dutsen dutse ne wanda ya bukaci dubun dubbai da dubunnan shekaru don samuwar sa kamar yadda muka san shi a yau. Tana tsakanin farantin tectonic guda 3 da aka sani da Arewacin Amurka, Yuro-Asiya da Philippine. Kari akan haka, kuma takamaiman akan kananan hotuna ne na Okhotk da Amuria.
An danganta wannan dutsen mai fitad da wuta kimanin shekaru kusan 40.000. Muna iya ganin cewa a halin yanzu yana cikin rukunin dutsen mai aman wuta. Kafin a kirkiri dutsen Fuji, tuni wasu duwatsu masu aman wuta sun fara aiki, kamar su Ashitaka, Hakone da Komitake Ashitaka, Hakone da Komitake.
Bayan fashewar abubuwa iri-iri da suka faru a cikin kimanin shekaru 80.000 dutsen tsauni mai tsawon mita 3.000 ya halicci da aka sani da Ko-Fuji. Daga baya, kusan shekaru 17.000 da suka gabata, wata babbar lawa ta gudana gabaɗaya kuma a hankali har ta zama Shin-Fuji ko Sabuwar Fuji. Duk waɗannan su ne matakan da dutsen ya wuce kamar yadda muka san shi a yau.
A saboda wannan dalili, zamu iya kiran dutsen da ke gudana a yanzu a matsayin samfur na aikin dutsen mai fitarwa daga roƙon dukkan matakan kayan aiki don fitar da dutsen da ya gabata. Wannan yana haifar mana da cewa a karkashin dutsen na yanzu akwai tsoffin dutsen da muka ambata.
Dutsen Fuji ya fashe
Recordedarshen fashewar wannan dutsen da aka rubuta a shekarar 1708. Koyaya, wannan ya sa aka sanya shi a matsayin dutsen mai fitad da wuta tunda yana da babban haɗari lokacin ƙaddamar fumaroles da nuna alamun girgizar ƙasa. Dangane da Shirin Volkanism na Duniya na Smithsonian Institution, Anyi rikodin fashewa guda 58 da aka tabbatar kuma an gano 9 da rashin tabbas. Wannan duk ayyukan da Dutsen Fuji ya yi a lokacin tarihin ɗan adam.
Yayin bayyanarta a wannan duniyar tamu dutse ne mai matukar aiki kamar yawancinsu. Kusan dukkan duwatsun wuta suna aiki yayin da suke samari kuma ayyukansu ya daina ko raguwa tsawon shekaru. Bayan samuwar sabon Fuji, akwai lokacin rashin aiki har zuwa kimanin shekaru 5.000 da suka gabata. Daga nan ne inda fashewar ya tsaya don tsananin ƙarfi ko jifa da yawa da aka jefa. Misali, daya daga cikin rikodin fashewar wannan dutsen mai fitowar ya faru a zamanin Jogan a cikin 864. Wannan fashewar ya dauki kwanaki 10 a yayin da yake jefa toka da sauran kayan da suka isa nesa.
Idan a waccan lokacin yawan jama'ar da ke kewaye da shi ya kasance karami sosai, kawai nazarin yiwuwar lalacewar da zai iya haifarwa a yau, ya sanya ta zama mummunan dutse mai aman wuta. Ba kawai yanke shawara game da haɗarin dutsen mai fitad da wuta ko haɗarin sa ba nau'in rashes ko tsarin halittarta, amma ga yuwuwar lalacewar da zai iya haifarwa. Wato, dutsen mai fitad da wuta zai iya fitar da tsakuwa ko gas, amma babu wasu rayayyun halittu, mutane, kayayyakin more rayuwa, dss. wannan na iya lalata, haɗarinsa zai zama ƙasa da ƙasa. Misali, dutsen da ke tsakiyar teku ba shi da hatsari.
Fashewa ta karshe ta Dutsen Fuji ta faro ne daga shekarar 1708 kuma ya zama sananne da fashewar Dutsen Fuji a zamanin Hōei na yau. A cikin wannan fashewar ba ta samar da kwararar ruwa zuwa waje ba amma ta fitar da toka mai tsawon kilomita 0.8, bama-bamai masu aman wuta da sauran kayan da suka isa Tokyo. Ana iya sanar da wannan taron albarkacin girgizar ƙasar da ta gabata wacce ta kasance mafi tsananin gaske a cikin tarihin Japan, tana matsayi na biyu a cikin tsananin girgizar ƙasa bayan wanda ya faru a 2011. Tun daga wannan lokacin, ba a tabbatar da fashewa a wannan dutsen mai fitad da wuta.
Dutsen Fuji, kodayake ana ɗauke da dutsen mai fitad da hadari, amma wurin shakatawa ne. Ina fatan cewa tare da wannan bayanin zaku iya koyo game da Dutsen Fuji.