Video: Cov suab puam nyob qhov twg hauv ntiaj teb?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Geographically hais lus, feem ntau cov suab puam yog pom nyob rau sab hnub poob ntawm cov teb chaws lossis - nyob rau hauv rooj plaub ntawm Sahara, Arabian, thiab Gobi suab puam thiab qhov me me suab puam ntawm Asia- yog nyob deb ntawm ntug dej hiav txwv hauv Eurasian sab hauv. Lawv nyiam tshwm sim nyob rau sab hnub tuaj ntawm cov loj subtropical high-pressure cells.
Yog li ntawd, cov suab puam feem ntau nyob qhov twg?
Txawm tias feem ntau suab puam , xws li Sahara ntawm North Africa thiab suab puam ntawm sab qab teb sab hnub poob hauv Teb Chaws Asmeskas, Mexico, thiab Australia, tshwm sim nyob rau hauv qis latitudes, lwm yam suab puam , txias suab puam , tshwm sim nyob rau hauv lub phiab thiab thaj tsam ntawm Utah thiab Nevada thiab nyob rau hauv thaj tsam ntawm sab hnub poob Asia.
Ib sab saum toj no, tib neeg ua li cas ciaj sia nyob rau hauv cov suab puam? Ib txwm hloov mus rau arid tej yam kev mob Ib qho piv txwv ntawm cov neeg uas nyob hauv suab puam yog haiv neeg Bedouin. Lawv muaj cov tsiaj txhu uas yoog raws nyob hauv suab puam tej yam kev mob, xws li cov ntxhuav. Lawv cov tsev pheeb suab tau tsim kom muaj huab cua nyob hauv lawv, ua kom lawv txias.
Tsis tas li ntawd, cov suab puam tsim nyob hauv ntiaj teb li cas?
Suab puam yog tsim los ntawm huab cua txheej txheem raws li loj variations nyob rau hauv qhov kub thiab txias nruab nrab nruab hnub thiab hmo ntuj muab strains rau cov pob zeb uas yog li ntawd tawg nyob rau hauv tej daim. Pob zeb yog smoothed down, thiab cua sorted xuab zeb mus rau hauv ib tug uniform deposits. Cov nplej xaus li cov nplooj ntawv ntawm cov xuab zeb los yog piled siab nyob rau hauv billowing xuab zeb dunes.
Vim li cas cov suab puam nyob qhov twg lawv ua?
Feem ntau muaj suab puam nyob rau hauv qhov chaw opposite ib lub roob ntau los ntawm tus kev taw qhia ntawm tus cov cua. Cov vim li cas yog uas yog cua yog nias "up" tus roob nws tsim tus tej yam kev mob rau nag lossis daus (los nag, daus, thiab lwm yam) los ntawm tus sij hawm tus huab cua tau tsiv mus lawm tus roob, nws yog tsawg moist.
Pom zoo:
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