01190oam 2200373Ia 450 991069671310332120080717101357.0(CKB)5470000002381745(OCoLC)85334094(EXLCZ)99547000000238174520070227d2007 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierInternational Polar Year[electronic resource] science at the ends of the Earth[Reston, Va.] :U.S. Dept. of the Interior, U.S. Geological Survey,[2007]2 unnumbered pages digital, PDF fileFact sheet ;2007-3013Title from title screen (viewed on July 16, 2008)."February 2007."International Polar Year International Polar Year, 2007-2008Polar regionsResearchInternational Polar Year, 2007-2008.Geological Survey (U.S.)GISGISGPOBOOK9910696713103321International polar year3131311UNINA