cordillaran aise sheett

kazhinja 26 laksham varshathinide himayuga kaalaghattatthil vadakke amerikkayude valia bhagangal idaykkide moodunna oru pradhana aise sheettaayirunnu cordillaran aise sheett. 
paridhi.
juvan dii fuca kadalidukkinu vadakkulla bhookhanda shelfinte mikkavarum muzhuvan bhaagavum, yookkon pradeshatthinte thekkupadinjaaran moonnilonnu bhaagavum manjumoodiya pradeshamaayirunnu. britiish columbia, southu central alasca, alasca panhandil, upadveep enniva ithil ulppedunnu. thekkan himanadiyude paramavadhi thekk padinjaaru olimbiyaykkaduthulla washington samsthaanathekkum, spokeyn, idaho panhandil, kizhakkan himanadiyude attathulla padinjaaran mondaanayude bhooribhaagavum vare vyaapichu. athinte kizhakke attathu cordillaran aise sheett kondinental vibhajanathile laurentide aise sheettumaayi layippikkukayum innathe antartic aise sheettinekkaal onnara madangu vellam adangiya oru aise eriya roopappedukayum cheythu. kaalavastha valare varandathukondu himanikal roopappedaan kazhiyaathathinal alasca parvathanirayude vadakku aise sheett mangi.
origoninte vadakkukizhakkan attathekkum idahoile saalman nadeethadangalilekkum vyaapichukidakkunna avasaanathe himapaalikal vare, orupakshe munkaalakhattangalil undaayirunnathinekkaal kooduthal, manjumoodiya sheett. ennirunnaalum, valare kuranja alavil mazha peythathinaal undaakunna pattiniyude swaadheenam kaaranam athinte vadakkan marjinum thekkott kudiyeriyirikkaam.
abhayaarthi.
athinte padinjaaran attathu, nilavile samudranirappinu thaazheyulla avasaanathe himanadiyil ippol mungiyirikkunna hekkett kadalidukkilum vadakkan vancouver dveepile aruvikalude upadveepilum niravadhi cheria himaanikalude abhayam nilavilundennu nilavil manassilaakkappedunnu. ennirunnaalum, olimbiku upadveepinu vadakku nilavile samudranirappinu mukalil manjumukthamaaya abhayaarthikalude thelivukal 1990 kalude madhyam muthal janithaka, bhoomishaasthra padanangal nishedhichu.
urukal.
poornnamaayum urukaan pathinovayiram varshameduthathaayi vishwasikkappedunna laurentide aise sheettil ninnu vyathyasthamayi, innu himaavrithamaayi avasheshikkunna pradeshangal ozhike, cordillaran aise sheett valare vegathil urukiyennu vishwasikkappedunnu, orupakshe naalayiram varshamo athil kuravo. eee druthagathiyilulla urukal misaula thadaakatthinte karakavinjozhukkine polulla vellappokkathin kaaranamavukayum kizhakkan washingtonile angeyattam phalabhooyishtamaaya ulnaadan saamraajyathinte bhooprakrithi roopappeduthukayum cheythu.
himaanikalude samayat samudranirappu.
manjinte bharam kaaranam, vadakkupadinjaaran vadakke amerikkayile pradhana bhoopradesam valare thaazhnna nilayilaayirunnu, avasaanathe glacial paramavadhi samudranirappu innathethinekkaal nooru meteriladhikam uyarnnathaayirunnu (aditharayude alavu alakkunnu).
ennirunnaalum, haida gwaiyude padinjaaran attathu, aise sheettinte kanam kuravaayathinaal samudranirappu innathethinekkaal kuravaayirunnu, ithu kadalidukkinte ettavum aazhameriya bhaagangalil oru thadaakam roopappeduthunnu. kaaranam, aise sheettinte madhyabhaagathinte valare valia kanam oru himaniyude munvashath bhookhanda shelfinte attathulla pradeshangale mukalilekku thallaan sahayichu. swaabhaavikamaayi aadyam adhapathicha aise sheettinte arikile samudranirappu thudakkathil jalathinte alavu vardhichathinethudarnna uyarnnuvenkilum pinneedu adhapathichathinu sesham thirichuvannathinethudar thaazhnnu ennathaanu deglation samayat ithinte phalam. kazhinja himayugathiludaneelam sajeevamaaya oru agniparvvatha dveepaayi vyaakhyaanikkappetta haida gwaiyude padinjaaru bovi seemoundu ulppede thaazhnna samudranirappu kaaranam pasaphik vadakkupadinjaaran mekhalayile chila vellathinadiyilulla savisheshathakal thurannukattappettu.
pradhana bhoopradeshathinum niravadhi bhookhanda dveepukalkkum idayil vellathinadiyilaaya bhoomi thurannukaattappettathil beringiyayil ninnu vadakke amerikkayilekkulla kudiyettakkaarkku deglation prakriyayil engane thekkott sanjarikkaan kazhinjuvennu vishadeekarikkaan avaa upayogichathinaal eee phalangal pradhaanamaan. aise pinvaangiyathin sesham parinamam kaivaricha disha manasilakkunnathinum avaa pradhaanamaan.

