ਆਰਕਟਿਕ: ਰੀਵਿਜ਼ਨਾਂ ਵਿਚ ਫ਼ਰਕ

'''ਆਰਕਟਿਕ''' ({{IPAc-en|icon|ˈ|ɑr|k|t|ɪ|k}} ਜਾਂ {{IPAc-en|ˈ|ɑr|t|ɪ|k}}) [[ਧਰਤੀ]] ਦੇ ਸਭ ਤੋਂ ਉੱਤਰੀ ਹਿੱਸੇ ਵਿੱਚ ਸਥਿੱਤ ਇੱਕ ਧਰੁਵੀ ਖੇਤਰ ਹੈ। ਇਸ ਵਿੱਚ [[ਆਰਕਟਿਕ ਮਹਾਂਸਾਗਰ]] ਅਤੇ [[ਕੈਨੇਡਾ]], [[ਰੂਸ]], [[ਡੈੱਨਮਾਰਕ]] ([[ਗਰੀਨਲੈਂਡ]]), [[ਨਾਰਵੇ]], [[ਸੰਯੁਕਤ ਰਾਜ]]is a [[polar region]] located at the northernmost part of the [[Earth]]. The Arctic consists of the [[Arctic Ocean]] and parts of [[Canada]], [[Russia]], [[Denmark]] ([[Greenlandਅਲਾਸਕਾ]]), [[Norwayਸਵੀਡਨ]], the [[United Statesਫ਼ਿਨਲੈਂਡ]] ([[Alaska]]),ਅਤੇ [[Swedenਆਈਸਲੈਂਡ]], [[Finland]],ਦੇ andਹਿੱਸੇ [[Iceland]].ਸ਼ਾਮਲ Theਹਨ। Arcticਆਰਕਟਿਕ regionਖੇਤਰ consists of a vast, [[sea ice|ice-covered]] ocean, surrounded by treeless [[permafrost]]. The area can be defined as north of the [[Arctic Circle]] (66° 33'N), the approximate limit of the [[midnight sun]] and the [[polar night]]. Alternatively, it can be defined as the region where the average temperature for the warmest month (July) is below {{convert|10|°C}}; the northernmost [[tree line]] roughly follows the [[Isotherm (contour line)|isotherm]] at the boundary of this region.<ref>[http://dictionary.reference.com/browse/arctic "arctic."] ''Dictionary.com Unabridged (v 1.1).'' Random House, Inc. Retrieved on May 2,ਵਿੱਚ 2009.</ref><ref>{{citeਇੱਕ bookਵਿਸ਼ਾਲ |first=Kennethਬਰਫ਼ |last=ਨਾਲ਼ Addisonਢਕਿਆ |title=Fundamentalsਸਮੁੰਦਰ ofਹੈ theਜਿਸ physicalਦੁਆਲੇ environmentਰੁੱਖਹੀਣ |publisher=Routledgeਜੰਮੀ |year=2002ਹੋਈ |page=482|url=http://books.google.com/books?id=lJX9fdU4NvkC&pg=RA1-PA482ਧਰਤੀ |isbn=0-415-23293-7}}</ref>ਹੈ।