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ALPINE GLACIAL LANDFORMS

A. Introduction

Glacial processes and landforms

Learning outcomes: you should be able to:


B. Erosional Landforms

Alpine landscapes

  • horns, cirques & aretes

  • u-shaped valleys; hanging valleys, giant stair steps, fjords

  • tarns, paternoster lakes

  • roche moutonnees

  • grooves & striations

Photo: alpine glacial landscape
Photo: ©Bruce Molnia, Terra Photographics. Earth Science World Image Bank http://www.earthscienceworld.org/images Image iam8qk

Photo: glacial trough
Photo: © K.A. Lemke.

Photo: hanging valley
Photo: © K.A. Lemke.

Continental landscapes

Photo: Finger Lakes
Image credit: NASA Visible Earth. New York's Finger Lakes. Courtesy of ISS Crew Earth Observations Experiment and the Image Science & Analysis Group, NASA’s Johnson Space Center. http://visibleearth.nasa.gov/view_rec.php?id=17036

Photo: roche moutonnee
Photo: ©2001-2004 R Chambers/ St Ivo School Geography Department


C. Alpine Depositional Landforms

Moraines

  • ice marginal

    • end moraines: terminal, recessional

    • lateral

  • medial

 

Photo: lateral & end moraines
Photo: R. DiLabio, Canadian Landscapes, Terrain Sciences Division, Geological Survey of Canada
 

D. Summary


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©Karen A. Lemke: klemke@uwsp.edu
Last revised November 14, 2016