Glacier Mechanics in the Perfect Plasticity Theory

Louis Lliboutry
1958 Journal of Glaciology  
The author agrees with Nye's correction of two errors in a previous paper; but disagrees with his other objections. Evidence is put forward for the significance of a second approximation in the theoretical equation for the profile of a glacier; for instance, it explains why bulges of increased thickness travel down glacier faster than the ice. Features of the front of the Glacier de Saint-Sorlin are reported. An attempt is made to explain crevasse formation in glaciers and the upturning of blue
more » ... e upturning of blue bands at the foot of an ice fall.
doi:10.3189/s0022143000024163 fatcat:sqr4rs7x4zh7phobdn5ogpc7qq