Abisko, Kiruna Sweden      Arctic Environment Research Center      Atqasuk, Alaska USA      Barrow, Alaska USA      Cherskii, Republic of Sakha Russia      Copenhagen, Denmark      Council, Alaska USA      Dasan Station, Svalbard      Dirigibile Italia, Svalbard      Eureka, Nunavut, Canada      Grise Fiord, Nunavut, Canada      Harland Arctic Station, Svalbard      Igloolik, Nunavut, Canada      Inuvik, Northwest Teritories, Canada      IPEV Rabot and Corbel Stations, Svalbard      Iqaluit, Nunavut, Canada      Ivotuk, Alaska USA      Kangerlussauq International Science Support (KISS), Greenland      Kluane Lake, Yukon, Canada      McGill Arctic Research Station (MARS), Nunavut, Canada      Nome, Alaska USA      Nuuk, Greenland      Ny-Ålesund, Svalbard      Qaanaaq      Quartz Creek / Kougarok, Alaska, USA      Resolute Bay, Nunavut, Canada      Sermilik Station, Greenland      Space Geodetic Observatory, Svalbard      Summit Camp, Greenland      Sverdrup Research Station, Svalbard      Thule AFB, Greenland      Toolik Field Station, Alaska, USA      Tromsø, Norway      Tuktoyaktuk      Tundra Ecosystem Research Station (TERS), Northwest Territories, Canadadra Ec      Whapmagoostui/Kuujjuarapik Research Station, Quebec, Canada      Wrangel Island, Chukotka, Russia      Zeppelin Mountain Station, Svalbard      Zero Station, Zackenberg, Greenland