Contact: Peter West
pwest@nsf.gov
703-292-7530
National Science Foundation

Close up Image of a Replicate Ice Core

Caption: The first replicate ice core ever taken from the high side of an ice-core borehole is shown. This is a core drilled at right angles to the main borehole to get additional information. It is 4.25 inches in diameter.

Credit: Jay Johnson, Ice Drilling Design and Operations, University of Wisconsin-Madison

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