Video: Qhov saum npoo melt glacier yog dab tsi?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Nto yaj (ablation) tshwm sim nyob rau hauv lub hard-packed snow (firn; lub transitional xeev ntawm daus thiab dej khov), thiab muaj peev xwm pas dej saum toj no cov dej khov impermeable. Yog hais tias lub fern ua saturated tag nrho txoj kev mus rau lub nto , nws dhau los ua 'swamp zone', nrog cov dej ntws tawm.
Tib neeg kuj nug, dab tsi yog glacier melting?
Melting Glaciers . Dej khov yog cov ntawv loj ntawm cov daus thiab dej khov uas pom nyob rau hauv av txhua xyoo. Qhov kub thiab txias ua rau dej khov rau yaj sai dua lawv tuaj yeem sau cov daus tshiab.
Qhov thib ob, nws yuav siv sijhawm ntev npaum li cas rau lub glacier kom yaj? Nws ua tau coj los ntawm 10 xyoo mus rau 1000 xyoo rau cov Glacier kom yaj nyob ntawm nws qhov loj me thiab qee qhov tsis ntsws qee qhov txuas ntxiv mus txog thaum lawv tawg.
Ib yam li ib tug yuav nug, dab tsi ua rau glaciers yaj?
Dej khov hauv Greenland thiab Antarctica tab tom poob dej khov ntawm qhov ceeb toom, thiab huab cua sov tsis yog tib qho xwb ua rau . Cov kws tshawb fawb tau pom zoo ntxiv tias cov dej hiav txwv sov yog pom hauv qab dej khov thiab yaj nws los ntawm hauv qab mus.
Lub pas dej saum npoo yog dab tsi?
A pas dej yog ib cheeb tsam uas muaj dej, nyob hauv ib lub phiab, ib puag ncig los ntawm av, sib nrug los ntawm ib qho dej los yog lwm qhov hluav taws xob uas ua haujlwm pub noj lossis tso dej. pas dej . Feem ntau pas dej tau noj thiab ntws los ntawm cov dej ntws thiab cov kwj deg. Ntuj pas dej Feem ntau pom muaj nyob hauv thaj chaw roob, thaj chaw sib cais, thiab thaj chaw uas muaj glaciation txuas ntxiv.
Pom zoo:
Dab tsi yog qhov kev sib raug zoo ntawm thaj chaw saum npoo thiab ntim ntawm lub voos xwmfab?
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Dab tsi yog qhov hloov pauv kev sib raug zoo ntawm ntim thiab thaj chaw saum npoo raws li qhov khoom loj dua?
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Qhov txawv ntawm thaj chaw saum npoo thiab thaj tsam sab nraud yog dab tsi?
Qhov chaw sab nraud yog thaj tsam ntawm txhua sab tsis suav nrog thaj tsam ntawm lub hauv paus. Tag nrho qhov chaw ntawm cov khoom yog qhov sib npaug ntawm thaj chaw ntawm tag nrho cov ntsej muag ntawm cov khoom
Puas yog qhov ntim thiab qhov chaw saum npoo yog tib yam?
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Dab tsi yog qhov tseeb ntawm thaj chaw saum npoo rau qhov sib piv ntawm cov kab mob nyob?
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