tetbbr almhyttat hi 'akbar al'ajza' min alghilaf almayy aldhy yujad man misahat al'ard , hayth ealaa al'ard tqddr almiah bima yuqarib 70.7% ma' , wybllgh edd almhyttat allty twjjd ealaa kwkkb al'ard hi 5 mhyttat wahi almuhit alhaddy walmuhit alatlntty 'aw al'atlasii walmuhit alhnddy walmuhit almutajamid alshmally walmuhit almutajamid aljnwbby , wal'ard hi alkwkkb alwahid min alkawakib alkhms alldhy yujad biha muhitat mayiyat , wayuetabar almuhit alhaddy 'aemaq muhit min almuhitat fi aleallm watujad bih 'aemaq wahdat fi bahar aleallm wahi wahdat maryan , min huna sawf nufasil lakum almuhitat alkhms binabadhat qasirat kama yali :
♦almuhit alhaddy :
hw min akbbr almusatahat almayyt ealaa wajh al'ard wymttd min alqutb alshmally shmalaan 'illa almuhit almtjmmd aljnwbby jnwbaan, wyhddh min algharb qarat asia wiqarat 'usturalia wamin alshrq 'amrika aljanubiat wamrika alshamaliat shrqaan wamasahatuh hwaly 179.679 milyun km2 .
♦almuhit alatlntty 'aw alatlssy :
iqae bayn qarati 'uwrubba wiqarat 'afriqia walqarat al'amirkiat min jihat w yamtada min alqutb alshamalii hataa al'antirakatayk watablugh misahatah 106463 km2 wayanfatih ealaa almuhit almutajamid alshamalii w mueadal eumaqih fahu 3868 mtr.
♦almuhit alhnddy: yaqae almuhit alhindia bayn qarat 'uwqiania min jihat alshrq waqarat asia min jihat alshamal wa'afriqiaan min jihat algharb w la yartabit bialmuhit almutajamid alshamalii watablugh misahatah ma miqdaruh 74917 milyun km2 w mueadal aleumq bih hu 3963 mitr wayatasil bialmuhit alhadii eabr madayiq mawjudat fi alshrq minha mudiq bas almawjud fi 'usturalia.
♦almuhit almtjmmd alshmally:
whw yatakawan min alqttb alshmally lilard w misahatat tbllgh hwally 14 milyun kama2 tqrybaan wayughtih almiah almujamadat bishakl daym waljalid bih la yaqae ealaa 'ayi yabisat w fih bed aljzzr alty tatabie lqarrt 'uwrubba wqarrt 'amrika alshmalyt wiqarat asia wywjjd bih 'akthar darajat alhararat 'inkhfadaan fi aleallm, hayth qad tssl alhararat fih 'iilaa 70 darajat taht alsafr wmeddl eamaqih 1526 mitr tqrybaan.
♦almuhit almtjmmd aljnwbby:
hyth ytkwwn hdha almuhit min alatlntty walmuhit alhaddy walmuhit alhnddy alty tuhit bqarrt alqttb aljanubimini nahyt aljanub , hayth tatajamad almiah bih fi 'aghlab 'ayam alsnnt w min almmkn 'an tasil 'aemaq nuqtatan bih 'iilaa 6972 mitr .