Plinian hom yog ib yam kev kub ntxhov ntawm hluav taws kub tawg piv txwv los ntawm kev tawg ntawm Mount Vesuvius hauv Ltalis hauv 79 ce uas tua tus kws tshawb fawb Roman nto moo Pliny tus Txwj Laug thiab tau piav qhia nyob rau hauv ib tug neeg tim khawv pom los ntawm nws tus tub xeeb ntxwv, historian Pliny tus…
Lub roob hluav taws twg yog Plinian?
Txawm hais tias Plinian eruptions feem ntau invlove felsic magma, lawv tuaj yeem tshwm sim qee zaus hauv cov roob hluav taws bas altic uas cov magma chambers sib txawv thiab zoned los tsim ib qho siliceous saum. Ib qho piv txwv ntawm qhov no yog Hekla eruption (Iceland) ntawm 1947-48.
Plinian eruption passive puas yog?
Nyob rau lwm qhov, Plinian eruptions yog loj, hnyav, thiab muaj xwm txheej tawg heev. Volcanoes tsis yog khi rau ib qho kev tawg, thiab nquag tso tawm ntau yam sib txawv, ob qho tib si thiab tawg, txawm tias nyob rau hauv ib lub voj voog ntawm ib lub voj voog tawg.
Plinian style tawg yog dab tsi?
Plinian eruptions yog cov xwm txheej tawg loj uas tsim cov kab tsaus nti loj ntawm tephra thiab roj siab rau hauv stratosphere (>11 km). Cov kev tawg zoo li no muaj npe rau Pliny tus Hluas, uas ua tib zoo piav qhia txog kev puas tsuaj loj ntawm Vesuvius hauv 79 AD
Yuav ua li cas qhov tawg ua rau lub stratovolcano muaj?
keeb kwm tawg ntawm feem ntau cov stratovolcanoes yog delineated los ntawm tawg Plinian tawg heev. Cov kev puas tsuaj loj no feem ntau cuam tshuam nrogCov pyroclastic uas tuag taus uas muaj cov kub tawg tawg tawg thiab cov pa roj carbon monoxide uas ua rau hauv cov nqes hav ntawm cua daj cua dub-ceev ceev.
