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File:Taku glacier firn ice sampling.png

Taku_glacier_firn_ice_sampling.png ‎（519 × 352像素，文件大小：94 KB，MIME类型：image/png）

摘要

描述
English: A scientist collecting snow and ice samples from the wall of a snow pit. Fresh snow can be seen at the surface and en:glacier ice at the bottom of the pit wall. The snow layers are composed of progressively denser en:firn. Taku Glacier, Juneau Icefield, en:Tongass National Forest, en:Alaska.

http://pubs.usgs.gov/of/2004/1216/f/images/firn1.gif

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The PNG crusade bot automatically converted this image to the more efficient PNG format. The image was previously uploaded as "Taku glacier firn ice sampling.gif".

Previous file history

02:39:49, 13 May 2005 (UTC) . . SEWilco (Talk | Contribs) . . 519x352 (110,929 bytes) (A scientist collecting snow and ice samples from the wall of a snow pit. Fresh snow can be seen at the surface and en:glacier ice at the bottom of the pit wall. The snow layers are composed of progressively denser en:firn. Taku Glacier, Juneau Icefield,)

Previous description history

18:59:07, 21 April 2007 (UTC) Remember the dot (Talk | Contribs) ({{ShouldBePNG}})
02:41:13, 13 May 2005 (UTC) SEWilco (Talk | Contribs) (wk)

02:39:49, 13 May 2005 (UTC) SEWilco (Talk | Contribs) (A scientist collecting snow and ice samples from the wall of a snow pit. Fresh snow can be seen at the surface and en:glacier ice at the bottom of the pit wall. The snow layers are composed of progressively denser en:firn. Taku Glacier, Juneau Icefield,)
来源 http://pubs.usgs.gov/of/2004/1216/f/images/firn1.gif
作者
本文件缺少作者信息。

许可协议

Public domain
本图片在美国属于公有领域，因为其只包含最初来自美国内政部下属机构美国地质调查局的材料。更多信息请参见USGS官方版权方针。

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  • 2007-04-21 22:48 PNG crusade bot 519×352× (96602 bytes) __NOTOC__ A scientist collecting snow and ice samples from the wall of a snow pit. Fresh snow can be seen at the surface and [[glacier]] ice at the bottom of the pit wall. The snow layers are composed of progressively denser [[firn]]. Taku Glacier, Juneau

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当前2009年3月25日 (三) 09:122009年3月25日 (三) 09:12版本的缩略图519 × 352（94 KB）File Upload Bot (Magnus Manske) {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|__NOTOC__ A scientist collecting snow and ice samples from the wall of a snow pit. Fresh snow can be se

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