Purdue News PhotosPurdue News Photos
04/99-- Ann Louise Sumner, a doctoral student in atmospheric sciences at Purdue, collects a sample of snow and ice crystals from the frozen surface of the Lincoln Sea, located in the Canadian Arctic, to measure formaldehyde levels in the snow.
Click on Photo to download a (315 K) JPEG photo. Color print, electronic transmission, and Web or ftp download available from Purdue News Service, (765) 494-2096. The story accompanying this photograph can be seen by clicking this link to the Shepson.Arctic
(Purdue News Service Photo courtesy of John Deary of Environment Canada )
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