<div class="description">
The Arctic region is often defined as the area where the average temperature for the warmest month is below 10 C. Includes United States (Aleutian Islands), Canada (Victoria Island, Banks Island, Queen Elizabeth Islands, Ellesmere Island, Baffin Island, Ireland, United Kingdom (Shetland Islands), Iceland, Norway (Jan Mayen, Bjornoya, and Svalbard), Denmark (Greenland), Sweden, Finland, Germany, Poland, Ukraine, Belarus, Lithuania, Latvia, Estonia, Kazakhstan, Russia (Novaya Zemlya, Franz Josef Land, Severnaya Zemlya, New Siberian Islands, Wrangel Island, Sakhalin, and Kuril Islands), and Japan (islands occupied by the Soviet Union in 1945, administered by Russia, claimed by Japan). Also includes 10 C (50 F) isotherm, July and average minimum extent of sea ice.</div>
This file was contributed to Wikimedia Commons by <a href="https://www.wikidata.org/wiki/Q59661038" class="extiw" title="d:Q59661038"><span title="reference unit of the National Archives and Records Administration">National Archives at College Park - Cartographic</span></a> as part of a cooperation project. The donation was facilitated by the <a href="https://en.wikipedia.org/wiki/Digital_Public_Library_of_America" class="extiw" title="w:Digital Public Library of America">Digital Public Library of America</a>, via its partner National Archives and Records Administration.<span style="text-align:left">
<ul><li><a rel="nofollow" class="external text" href="https://catalog.archives.gov/id/266784155">Record in source catalog</a></li>
<li>DPLA identifier: <a rel="nofollow" class="external text" href="https://dp.la/item/ffbae5587caa12175945887cc1b0dbc4">ffbae5587caa12175945887cc1b0dbc4</a></li>
<li>National Archives Identifier:  266784155</li></ul></span>