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Published Online May 29, 2008
Science DOI: 10.1126/science.1158683

Perspectives

Submitted on December 7, 2007
Accepted on May 7, 2008

A Matter of Firn

Kurt M. Cuffey 1*

1 Department of Geography, 507 McCone Hall, University of California, Berkeley, CA 94720–4740, USA.

* To whom correspondence should be addressed.
Kurt M. Cuffey , E-mail: kcuffey{at}berkeley.edu

Estimating ice sheet mass changes from elevation surveys requires adjustments for snow density variations at the ice sheet surface.






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Science. ISSN 0036-8075 (print), 1095-9203 (online)