Tasnisnit Tamatut n Ugaraw

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Tasnisnit Tamatut n Ugaraw

Tasnisnit Tamatut n Ugaraw (English : general circulation of the ocean, neɣ, Thermohaline circulation) d tasnisnit n w aman n ugaraw n uamaḍal. Tikli agi n w aman, tagel ɣer (depend) taẓɣelt yuk d tisent (salinity) n w aman, d ayen umi neqqar taneẓẓi n w aman (density). Di tasmuḍi n ugafa (north) d w anẓul (south) n umaḍal, aman ttismiḍen, ttubbun ar lqaɛ n ugaraw. Aman agi leḥḥun si ddaw n ugaraw n ufella. Aman agi s immal leḥḥun, s imal trennu teẓɣelt nsen. Dɣa ttalind ar tajumma (surface) n ugaraw, akken ad ezzin tikelt nniden ar ugafa d unẓul n umaḍal. Tiqit n w aman t-tezzid ar s amḍiq ines amenzu, ilas-as tamudi 2 000 iseggwasen.

Abidyu ɣaf Tasnisnit tamatut n ugaraw.

Imasayen[beddel]

Snat n tɣawsiwin id imasayen af tikli yagi n w aman : Taẓɣelt, yuk d Tisent. Acku taneẓẓi tagel ɣersent. Ma ternu tazɣelt neɣ tisent (am deg gafa yuk d unẓul n umaḍal), trennu taneẓẓi. Ay agi, yeẓẓaẓay aman. Ɣaf ayen nni, iɣellin w aman ar lqaɛ n ugaraw. Ma at ader tazɣelt yuk d tisent, tettader taneẓẓi, dɣa ttifsusen w aman, ttalind ar tajumma n ugaraw.


Nfeɛ[beddel]

Tikli yagi n w aman nefɛent tagnawt, acku tettawi lḥamu seg tiɣwezza ig hman (tropic) ar ṭṭeṛf n umaḍal (poles). Yuk tettawi tasmuḍi si ṭṭeṛf n umaḍal ar tiɣwezza ig ḥman.