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Cathles and others: Surface-Roughness/Solar-Ablation Feedback 1 Modeling surface-roughness/solar-ablation feedback:1
 

Summary: Cathles and others: Surface-Roughness/Solar-Ablation Feedback 1
Modeling surface-roughness/solar-ablation feedback:1
Application to small-scale surface channels and crevasses of2
the Greenland Ice Sheet.3
L. Maclagan Cathles,1
Dorian S. Abbot,1
Jeremy N. Bassis,2
Douglas R.4
MacAyeal1
5
1
Department of the Geophysical Sciences, the University of Chicago6
5734 S Ellis Ave, Chicago, IL 60637, USA7
E-mail: mcathles@uchicago.edu8
2
Department of Atmospheric, Oceanic and Space Sciences, University of Michigan9
Ann Arbor, MI 48109, USA10
ABSTRACT. Surface roughness enhances the net ablation rate associated with direct solar11
radiation relative to smooth surfaces, because roughness allows solar energy reflected from12
one part of the surface to be absorbed by another part. In this study we examine the feedback13

  

Source: Abbot, Dorian Schuyler - Department of Geophysical Sciences, University of Chicago

 

Collections: Geosciences