Contents

Introduction

Chapter 1. Background

      1.1 Previous Research

1.2 SITE DESCRIPTION

1.2.1 Location
1.2.2 Geology
1.2.3 Climatic regime

 

Chapter 2. Conceptual rationale for the investigation of overdeepenings

    2.1 The "Frame"

    2.2 Scientific Rationale and Significance of this Work

    2.3 Specific Questions: So What?

 

Chapter 3. Field methods

3.1 Flow

3.2 Deformation

3.3 Ice Thickness

3.4 Surface Slope and Ablation

    3.5 Crevasses and Debris Distribution

    3.6 Mapping of the Ice Surface Morphology and the Aerial Photographs of 1947 & 1989

 

Chapter 4. Results

4.1 Glacier Flow

4.1.1 Strain nets

4.1.2 Transverse transects

4.2 Radio Echo-Sounding Survey

4.2.1 Longitudinal Profile A and B

4.2.2 Transverse Profile a to h

4.2.3 Basal shear stress, strain rate and surface flow velocity

4.3 Ice Surface Morphology

4.3.1 Slope measurements and ablation rates

4.3.2 The icefall

4.3.3 The Hekla-1947-tephra layer

4.3.4 Debris distribution and nature

      4.3.5 The crevasse pattern

      4.3.6 Meltwater channels, moulins and conduits

4.3.7 Other observations

 

Chapter 5. Discussion and Conclusion

5.1 Discussion

5.2 Conclusion

 

Appendices

References
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