अटलांटिक महासागर
thumb|250px|atalaantik mahasagar atalaantik mahasagar athava 'aandh mahasagar' us vishal jalarashi ko kahate haian, jo yoorop tatha afrika mahadvip ko nee duniya ke mahadvipoan se prithakh karati hai. is mahasagar ka akar lagabhag aangrezi ke aank '8' ke saman hai. lanbaee ki apeksha isaki chau daee bahut kam hai. arkatik mahasagar, jo beriang jal damaroomadhy se uttari dhruv hota hua spitsabarjen aur grinalaiand tak vistrit hai, mukhyatah aandh mahasagar ka hi ek bhag hai. is prakar uttar mean beriang jal damaroomadhy se lekar dakshin mean kotsalaiand tak isaki lanbaee 12,810 mil hai. isi prakar dakshin mean dakshini j aaurjiya ke dakshin mean sthit 'vaidal sagar' bhi isi mahasagar ka aang hai. isaka kshetraphal 4,10,81,040 varg mil hai. aantargat samudroan ko chho dakar isaka kshetraphal 3,18,14,640 varg mil hai. vishalatam mahasagar n hote hue bhi atalaantik mahasagar ke adhin vishv ka sabase b da jal pravah kshetr ata hai.
sanrachana tatha vistar
atalaantik mahasagar ke nital ke praranbhik adhyayan mean jalapot chaileanjar ke anveshan abhiyan ke hi saman anek any vaijnanik mahasagariy anveshanoan ne yog diya tha. isaka nital is mahasagar ke ek koot dvara poorvi aur pashchimi droniyoan mean vibhakt hai. in droniyoan mean adhikatam gaharaee 16,500 phut se bhi adhik hai. poorvokt samudraantar koot kafi ooancha utha hua hai aur aisalaiand ke samip se aranbh hokar 55 digri dakshin akshaansh ke lagabhag sthit 'bove dvip' tak phaila hai. is mahasagar ke uttari bhag mean is koot ko 'dalaphin koot' aur dakshin mean 'chaileanjar koot' kaha jata hai. is koot ka vistar lagabhag 10,000 phut ki gaharaee par atoot hai aur kee sthanoan par koot sagar ki satah ke bhi oopar utha hua hai. azors, seant p aaul, aseanshan, tristaan d kunha aur bove dvip isi koot par sthit haian. nimn kootoan mean dakshini atalaantik mahasagar ka 'valafish koot' aur 'riyo graiand koot' tatha uttari atalaantik mahasagar ka 'vaivil tamasan koot' ullekhaniy haian. ye tinoan nimn koot mukhy koot se lanb disha mean vistarit haian.[1]
ee. kosana (1921) ke anusar is mahasagar ki ausat gaharaee, aantargat samudroan ko chho dakar, 3,926 mitar, arthath 12,839 phut hai. isaki adhikatam gaharaee, jo abhi tak jnat ho saki hai, 8,750 mitar arthath 28,614 phut hai aur yah gini sthali ki portoriki droni mean sthit hai.
nital ke nikshep
thumb|250px|atalaantik mahasagar atalaantik mahasagar ki mukhy sthali ka 74 pratishat bhag tal plavi nikshepoan dvara achchhadit hai, jisamean chhote-chhote jivoan ke shalk, jaise- globijaraina, terop aaud, dayatam adi ke shalk haian. 26 pratishat bhag par bhoomi par utpann hue avasadoan ka nikshep hai, jo mote kanoan dvara nirmit hai.
lavanata
uttari atalaantik mahasagar ke prishthatal ki lavanata any samudroan ki tulana mean paryapt adhik hai. isaki adhikatam matra 3.7 pratishat hai, jo 20°-30° uttar akshaanshoan ke bich vidyaman hai. any bhagoan mean lavanata apekshakrit kam hai.[2]
baramooda trikon
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sansar ki kuchh bahut hi khataranak jagahoan mean se ek 'baramooda trikon' atalaantik mahasagar mean hi hai. yah trikon atalaantik mahasagar ka vah bhag hai, jise 'danavi trikon', 'shaitani tribhuj', 'maut ka trikon' ya 'bhutaha trikon' bhi kaha jata hai, kyoanki varsh 1854 se is kshetr mean kuchh aisi ghatanaean aur durghatanaऍan ghatit hoti rahi haian, jinhean sunakar ashchary hota hai. yahaan ab tak saik doan-hazaroan ki sankhya mean viman, pani ke jahaz tatha vyakti gaye aur sandighdh roop se lapata ho gaye. lakh koshishoan ke bad bhi unaka pata nahian lagaya ja saka. aisa kabhi-kabhar nahian, balki kee bar ho chuka hai. yahi karan hai ki aj bhi isake as-pas se gujarane vale jahajoan aur vayuyanoan ke chalak dal ke sadashy v yatri sihar uthate haian. kee varshoan se yah trikon vaijnanikoan, itihasakartaoan aur khojakartaoan ke lie bhi ek b da rahashy bana hua hai.
prishthadharaean
is mahasagar ki prishthadharaean niyatavahi pavanoan ke anuroop bahati haian. parantu sthal khand ki akriti ke prabhav se dharaoan ke is kram mean kuchh aantar avashy a jata hai. uttari atalaantik mahasagar ki dharaoan mean uttari vishuvatiy dhara, galf strim, uttari atalaantik pravah, kaineri dhara aur laibrodor dharaean mukhy haian. dakshini atalaantik mahasagar ki dharaoan mean dakshini vishuvatiy dhara, brajil dhara, fakalaiand dhara, pachhavaan pravah aur baiangula dharaean mukhy haian.[1]
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tika tippani aur sandarbh
- ↑ 1.0 1.1 atalaantik mahasagar (hindi). . abhigaman tithi: 30 julaee, 2012.
- ↑ hindi vishvakosh, khand 1 |prakashak: nagari pracharini sabha, varanasi |sankalan: bharat diskavari pustakalay |prishth sankhya: 86 |
sanbandhit lekh
varnamala kramanusar lekh khoj
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