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http://nsidc.org/arcticseaicenews/faq/ explanation http://nsidc.org/arcticseaicenews/faq/#summer_ice explanation describe significantly different things explanation explanation ice until 1979 when satellite tracking began the difference between the two sea ice extent http://nsidc.org/arcticseaicenews/faq/#data_incorrect explanation NSIDC FAQs http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic explanation explanation http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic these FAQs Frequently Asked Questions http://nsidc.org/arcticseaicenews/faq/#volcanoes explanation this clarification http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic explanation Плавучих льдов в Ледовитом океане не было explanation though in detail it’s a little more complicated explanation NSIDC says http://nsidc.org/arcticseaicenews/faq/#volcanoes Man anger though in detail it’s a little more complicated in thousands of years. explanation explanation Frequently Asked Questions on Arctic sea ice … though in detail it’s a little more complicated explanation Frequently Asked Questions explanation explanation explanation explanation explanation explanation difference more or less explanation the difference between the two explanation explanation http://nsidc.org/arcticseaicenews/faq/#icebreakers explanation explanation http://nsidc.org/arcticseaicenews/faq/#area_extent Frequently Asked Questions explanation explanation http://nsidc.org/arcticseaicenews/faq/#area_extent NSIDC's FAQ satellite record began in 1979 http://nsidc.org/arcticseaicenews/faq/#area_extent explanation the NSIDC says say 65 million years ago explanation http://nsidc.org/arcticseaicenews/faq/#error_bars explanation explanation significant impact http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic explanation explanation the difference between the two explanation more or less more or less "Has the Arctic Ocean always had ice in summer?" http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic explanation http://nsidc.org/arcticseaicenews/faq/#area_extent http://nsidc.org/arcticseaicenews/faq/ explanation explanation Frequently Asked Questions the difference between the two explanation this NSIDC FAQ explanation extent http://nsidc.org/arcticseaicenews/faq/#icebreakers the difference between the two explanation explanation explanation NSIDC FAQ page Frequently Asked Questions Frequently Asked Questions Frequently Asked Questions byla Arktida explanation explanation NSIDC FAQ page explanation http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic explanation explanation though in detail it’s a little more complicated lowest maximum extent more or less explanation more or less explanation explanation the difference between the two NSIDC FAQ page explanation explanation http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic more or less five day trailing average http://nsidc.org/arcticseaicenews/faq/#wintertimeantarctic in thousands of years. though in detail it’s a little more complicated explanation the difference between the two explanation explanation explanation explanation NSIDC FAQ page http://nsidc.org/arcticseaicenews/faq/ prominently displayed FAQ the difference between the two NSIDC FAQ page explanation though in detail it’s a little more complicated explanation http://nsidc.org/arcticseaicenews/faq/ http://nsidc.org/arcticseaicenews/faq/#summer_ice explanation NSIDC FAQ page explanation explanation explanation NSIDC FAQs two standard deviations NSIDC FAQ page explanation explanation the difference between the two explanation http://nsidc.org/arcticseaicenews/faq/#area_extent explanation explanation http://nsidc.org/arcticseaicenews/faq/#area_extent http://nsidc.org/arcticseaicenews/faq/#diff-min-values sea ice extent explanation more or less explanation explanation Frequently Asked Questions http://nsidc.org/arcticseaicenews/faq/#icebreakers explanation explanation explanation explanation explanation http://nsidc.org/arcticseaicenews/faq/#area_extent http://nsidc.org/arcticseaicenews/faq/#area_extent ice extent explanation explanation more or less gaining sea ice http://nsidc.org/arcticseaicenews/faq/#standard_deviation Frequently Asked Questions explanation explanation http://nsidc.org/arcticseaicenews/faq/#area_extent http://nsidc.org/arcticseaicenews/faq/#diff-min-values explanation FAQ page NSIDC FAQ page http://nsidc.org/arcticseaicenews/faq/#summer_ice http://nsidc.org/arcticseaicenews/faq/ explanation "Has the Arctic Ocean always had ice in summer?"