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Accumulation zone
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<h2 id="external-links">External links</h2> <ul><li><a href="http://www.fs.fed.us/r10/tongass/forest_facts/resources/geology/icefields.htm#glacier">"What Is A Glacier?"</a>. 10 July 2002. <a href="https://web.archive.org/web/20110605142410/http://www.fs.fed.us/r10/tongass/forest_facts/resources/geology/icefields.htm#glacier">Archived</a> from the original on 5 June 2011.</li> <li><a href="https://web.archive.org/web/20070817125309/http://www.nps.gov/archive/noca/svgeologyg.htm">"Glossary: Geological Points of Interest in the Stehekin Valley, Lake Chelan National Recreation Area, North Cascades National Park Service Complex"</a>. 2006. Archived from <a href="http://www.nps.gov/archive/noca/svgeologyg.htm">the original</a> on 17 August 2007.</li></ul>