Video: Yuav ua li cas yog tias Clear Lake volcano tawg?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Cov no eruptions yuav yuav phreatomagmatic thiab yuav ua rau cov hmoov tshauv-poob thiab nthwv dej txaus ntshai rau ntawm ntug dej hiav txwv thiab cov hmoov tshauv-poob puas tsuaj rau thaj tsam li ob peb mais ntawm qhov cua. Kev tawg deb ntawm lub pas dej tsim silicic domes, cinder cones thiab ntws thiab yuav yuav muaj teeb meem nyob rau hauv ob peb kilometers ntawm lub vents.
Tom qab ntawd, ib tug kuj nug, yog Clear Lake volcano active?
Eruptions ntawm Clear Lake volcanic teb: 150-200, 000 xyoo tau lees paub: 2.1-1.3 lab xyoo dhau los (m.y.), 1.1-0.8 m.y., 0.65-0.30 m.y., thiab 100, 000-10, 000 xyoo dhau los. Tsis ntev los no kev ua si , txog li 10,000 xyoo dhau los yog me me feem ntau basaltic thiab andesitic eruptions nyob rau sab qaum teb ntawm lub teb.
Qhov thib ob, thaum twg Clear Lake volcano tawg? Tsis ntev los no tawg tshwm sim txog 11,000 xyoo dhau los nyob ib ncig ntawm Mount Konocti. Txawm tias Clear Lake volcanic teb muaj tsis yog tawg rau ntau txhiab xyoo, spordic roob hluav taws - hom av qeeg ua tshwm sim, thiab ntau lub qhov dej kub thiab roob hluav taws gas seeps nyob rau hauv cheeb tsam taw tes rau nws muaj peev xwm mus tawg dua.
Hais txog qhov no, hom hluav taws kub dab tsi yog Clear Lake?
| Clear Lake Volcanic Field | |
|---|---|
| Qhov siab tshaj plaws | |
| Geology | |
| Hnub nyoog ntawm pob zeb | tsawg dua 2.1 lab xyoo |
| Hom roob | lava domes, cinder cones, maars nyob rau hauv volcanic teb |
Clear Lake ua li cas?
Geologists ntseeg qhov ntawd Lub pas dej ntshiab tej zaum yog tus hlob pas dej hauv North America, nrog pas dej muaj nyob rau ntawm nws qhov chaw rau kwv yees li 2.5 lab xyoo. Clear Lake yog yug thaum muaj av qeeg loj heev ua rau lub taub hau ntawm Cold Creek, thaiv cov dej sab hnub poob mus rau hauv tus dej Lavxias. Dej puv lub hav theem.
Pom zoo:
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VIDEO Ib yam li ntawd, vim li cas kuv cov noob tsis tawg? Lwm yam kev mob xws li av tsis zoo kub thiab noo noo, los yog ua ke ntawm ob, yog feem ntau yog vim li cas noob tsis txhob tawg nyob rau lub sijhawm. Cog ntxov dhau, tob dhau, watering ntau dhau los yog tsawg dhau yog ua yuam kev.