Ukuqhuma kwentaba-mlilo ngemuva kokuzamazama komhlaba okuningana

Ukuqhuma kwatholakala ngomfantu ongamamitha angu-200 owawusuqalile ukukhiqiza udaka. Nokho, emahoreni ambalwa, ukuqhekeka kwakhula kwaba ngamamitha angaba ngu-500-700. Imithombo emincane ye-lava yayiphawulwe ngobude balo mfantu. I-IMO iphinde yaphawula ukuthi udaka lugeleza kancane luya eningizimu-ntshonalanga.

Akukaze kube nemibiko yokuwa komlotha kusukela ngesikhathi sokuloba. Kodwa-ke, ukukhishwa kwe-tephra negesi kufanele kulindeleke. UMnyango Wezokuvikela Nokuphathwa Kwezimo Eziphuthumayo e-Iceland weluleke izakhamuzi ukuthi zivale amafasitela azo futhi zihlale ezindlini ukuze zigweme ukuthintana ngokuqondile namagesi entaba-mlilo asuka kulokhu kuqhuma. IReykjanesbraut, umgwaqo omkhulu osuka enhlokodolobha uya eReykanesbaer kanye nesikhumulo sezindiza samazwe ngamazwe saseKeflavik, nayo yavalwa. Lokhu kwenzelwa ukukhawulela ukufinyelela kwezakhamuzi endaweni, nokuthi abaphenduli bokuqala bakwazi ukushayela ngokukhululeka ukuhlola isimo. Isexwayiso sombala wendiza eNhlonhlweni yaseReykjanes siphakanyiswe sababomvu, okusho ukuqhuma okuqhubekayo endaweni.


Ukuqhuma komfantu eNhlonhlweni YaseReykjanes kuyaphela, kuchazwa ukugeleza kodaka oluphuma emfantwini owakheke phansi.


Uhlelo lwentaba-mlilo i-Krýsuvík-Trölladyngja belungasebenzi emakhulwini angu-9 edlule, kuyilapho indawo yase-Fagradalsfjall, ebhekwa njengesistimu yentaba-mlilo ngokwayo noma njengegatsha elingasentshonalanga lohlelo lwe-Krýsuvík-Trölladyngja, ibingenawo umsebenzi womlando.

Ukuqhuma kokugcina endaweni ebanzi kwaqala ngekhulu le-14. Uhlelo lwe-volcanic lunomkhuba wokukhombisa ukuqhuma kwe-phreatic. Lokhu kwenzeka lapho i-magma ihlangana namanzi okuholela ekuqhumeni okunodlame kakhulu. Ukuqhuma kwe-phreatic ohlelweni lwentaba-mlilo kungase kubangele ngesikhathi esisodwa kanye neziqephu zokuqhuma njengoba i-Reykjanes Peninsula inezinga eliphezulu lamanzi angaphansi komhlaba.

Ukuqhuma kwe-Iceland kuncane kuze kube manje, akulindelekile ukuthi kubangele izinkinga ezinkulu

Ukuqhuma okusha kutholakala eduze kwase-Geldingadalir, enkabeni ye-Dike yakamuva yokungenela kwe-magma eyakheke ngaphansi kwenhlonhlo emasontweni asanda kwedlula. Iqale ngokuthula cishe kungekho senzo sokuzamazama komhlaba lapho ekugcineni, kwavuleka umfantu, wafinyelela cishe ku-500-700 m ubude.


Ihhovisi eliqaphayo i-Icelandic Met Office (IMO) liqale laqaphela ukuqhuma okuvela emibikweni yendawo yokukhanya okubonakalayo endaweni cishe isigamu sehora ngemva kokuqala komsebenzi.
Eqinisweni, isikhathi nendawo yayo yamangaza ososayensi. Bebelindele indawo okungenzeka ukuthi i-magma ikhuphukela phezulu iseduze nendawo eseningizimu ye-dike, lapho iningi lemisebenzi yokuzamazama komhlaba yenzeke khona kamuva nje.
Esikhundleni salokho, ikhethe ukugqashuka khona kanye phakathi nendawo yokungena kwakamuva, eduze nesigodi sase-Geldingadalir, empumalanga ye-Fagradalsfjall futhi eduze nase-Stóri-hrútur.


Kuze kube manje, ukuqhuma kuncane futhi akubangeli ukukhathazeka ngomonakalo ongase ube khona. Awekho amanani abalulekile omlotha akhishiwe - lokhu kubangelwa kakhulu ukuthi ngokuhlukile kunokuqhuma okubi kwe-Eyjafjallajökull ka-2010, alikho iqhwa elimboze ama-vents.


Isikhumulo sezindiza sase-Keflavik asithinteki ekuqhumeni futhi indawo engekho indiza phezu kwendawo yokuqhuma ayinayo i-Keflavik. Ngaphandle kwalapho ukuqhuma okuguquguqukayo kushintsha ngokuphawulekayo, okuthile okungalindelekile esikhathini esizayo esiseduze, akufanele kube nokuphazamiseka kokuhamba kwezindiza.Mayelana nokugeleza kodaka, okwamanje kunezilimi ezimbili ezincane ezigeleza eningizimu-eningizimu-ntshonalanga kanye nolunye ngasentshonalanga. Indawo yokuqhuma eduze kwase-Geldingadalir isendaweni enengqalasizinda encane kakhulu okungenzeka ibe sengozini, okuyinto iziphathimandla zase-Iceland okungenzeka zijabule ngayo.


Abantu base-Þorlákshöfn bayelulekwa ukuthi bahlale ezindlini futhi bagcine amafasitela evaliwe, njengesexwayiso kumagesi entabamlilo. I-Þorlákshöfn iwumphakathi oseduze kakhulu wehlisa umoya kulobu busuku. Idolobha laseGrindavík linomoya.


Ngokusho kwe-RUV, ukukhanya kodaka oluvela emfantwini kanye nokugeleza kwe-lava kungabonakala endaweni ebanzi kuhlanganise nezindawo ezikude njenge-Hafnarfjörður ne-Þorlákshöfn.
Uhulumeni unxuse abantu ukuthi baqhele endaweni, ikakhulukazi ukuze bagweme ukuchayeka emazingeni okushisa entaba-mlilo aphuma ngenxa yalokhu kuqhuma. Ngaphezu kwalokho, imigwaqo eseduze ivaliwe futhi "kuncane okubonayo", i-Icelandic National Broadcasting Service (RUV) ibhala.

Lokhu kuqhuma kufike ngendlela eyisimanga kulesi sigaba senhlekelele yokuzamazama komhlaba eqhubekayo, ngoba umsebenzi wokuzamazama komhlaba nokuguguleka komhlaba wehlile phakathi nezinsuku ezedlule uma kuqhathaniswa namaviki adlule. Abanye ososayensi base beqale ukuqagela ukuthi le nqubo ingase ihlise umoya esikhundleni sokuba ibe ukuqhuma.

Iziyaluyalu ze-volcano-seismic ziyaqhubeka enhlonhlweni ye-Reykjanes eseningizimu, emaphakathi nentaba i-Fagradalsfjall.

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Mayelana umbhali

UJuergen T Steinmetz

UJuergen Thomas Steinmetz ubelokhu esebenza ngokuqhubekayo embonini yezokuvakasha nezokuvakasha kusukela esemusha eJalimane (1977).
Wasungula eTurboNews ngo-1999 njengencwajana yokuqala ye-inthanethi embonini yezokuvakasha yezokuvakasha emhlabeni jikelele.

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