Complex spatial feedbacks of tephra redistribution, ice melt and surface roughness modulate ablation on tephra covered glaciers

Earth Surface Processes and Landforms

Volumn 38, Issue 1, 2013, Pages 95-102

  Nield, Joanna M ^a   Chiverrell, Richard C ^b   Darby, Stephen E ^a   Leyland, Julian ^a   Vircavs, Larisa H ^a   Jacobs, Benjamin ^c  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

^b UNIVERSITY OF LIVERPOOL   (United Kingdom)

^c UNIVERSITY OF BONN   (Germany)

Author keywords

Fourier transforms; Glacial debris; Meltwater features; Surface roughness; Terrestrial laser scanning

Indexed keywords

ABLATION RATES; AERODYNAMIC ROUGHNESS; ASH DEPOSITS; FOURIER TRANSFORM ANALYSIS; GLACIAL DEBRIS; GLACIER MASS BALANCE; HIGH SPATIAL RESOLUTION; ICELANDS; MELTWATER FEATURES; MODULATING EFFECT; NET EFFECT; PARAMETERIZED; SURFACE FEATURE; TEPHRA FALLOUT; TEPHRA REDISTRIBUTION; TERRESTRIAL LASER SCANNING;

ABLATION; DEBRIS; FOURIER TRANSFORMS; LASERS; SEEBECK EFFECT; STEEL BEAMS AND GIRDERS; SURFACE ROUGHNESS; SURVEYING INSTRUMENTS;

ICE;

ABLATION; AERODYNAMICS; FEEDBACK MECHANISM; FOURIER TRANSFORM; MASS BALANCE; MELTWATER; SEDIMENT TRANSPORT; SNOWMELT; SPATIAL DISTRIBUTION; SPATIAL RESOLUTION; SPATIAL VARIATION; SURFACE ROUGHNESS; TEPHRA; TOPOGRAPHIC MAPPING; VOLCANIC ASH; VOLCANIC ERUPTION;

GRIMSVOTN; ICELAND; SVINAFELLSJOKULL;

EID: 84872169805     PISSN: 01979337     EISSN: 10969837     Source Type: Journal    
DOI: 10.1002/esp.3352     Document Type: Article

References (28)

1. Adhikary S, Nakawo M, Seko K, Shakya B. 2000. Dust Influence on the Melting Process of Glacier Ice: Experimental Results from Lirung Glacier, Nepal Himalayas. International Association of Hydrological Sciences: Wallingford; 52.
2. Booth AM, Roering JJ, Perron JT. 2009. Automated landslide mapping using spectral analysis and high-resolution topographic data: Puget Sound lowlands, Washington, and Portland Hills, Oregon. Geomorphology 109: 132-147.
3. Brock BW, Arnold NS. 2000. A spreadsheet-based (Microsoft Excel) point surface energy balance model for glacier and snow melt studies. Earth Surface Processes and Landforms 25: 649-658.
4. Brock BW, Willis IC, Sharp MJ, Arnold NS. 2000. Modelling seasonal and spatial variations in the surface energy balance of Haut Glacier d'Arolla, Switzerland. Annals of Glaciology 31: 53-62.
5. Brock BW, Willis IC, Shaw MJ. 2006. Measurement and parameterization of aerodynamic roughness length variations at Haut Glacier d'Arolla, Switzerland. Journal of Glaciology 52: 281-297.
6. Brock B, Rivera A, Casassa G, Bown F, Acuna C. 2007. The surface energy balance of an active ice-covered volcano: Villarrica Volcano, southern Chile. Annuals of Glaciology 45: 104-114.
7. Brock BW, Mihalcea C, Kirkbride MP, Diolaiuti G, Cutler MEJ, Smiraglia C. 2010. Meteorology and surface energy fluxes in the 2005-2007 ablation seasons at the Miage debris-covered glacier, Mont Blanc Massif, Italian Alps. Journal of Geophysical Research-Atmospheres 115: D09106.
8. Burton D, Dunlap DB, Wood LJ, Flaig PP. 2011. Lidar intensity as a remote sensor of rock properties. Journal of Sedimentary Research 81: 339-347.
9. Driedger CI. 1981. Effect of Ash Thickness on Snow Ablation, USGeological Survey Professional Paper 1250. USGeological Survey: Reston, VA; 757-760.
10. Evans DJA, Archer S, Wilson DJH. 1999. A comparison of the lichenometric and Schmidt hammer dating techniques based on data from the proglacial areas of some Icelandic glaciers. Quaternary Science Reviews 18: 13-41.
11. Franceschi M, Teza G, Preto N, Pesci A, Galgaro A, Girardi S. 2009. Discrimination between marls and limestones using intensity data from terrestrial laser scanner. ISPRS Journal of Photogrammetry and Remote Sensing 64: 522-528.
12. Kirkbride MP, Dugmore AJ. 2003. Glaciological response to distal tephra fallout from the 1947 eruption of Hekla, south Iceland. Journal of Glaciology 49: 420-428.
13. Lichti D. 2005. Spectral filtering and classification of terrestrial laser scanner point clouds. The Photogrammetric Record 20: 218-240.
14. Manville V, Hodgson KA, Houghton BF, Keys JRH, White JDL. 2000. Tephra, snow and water: complex sedimentary responses at an active snow-capped stratovolcano, Ruapehu, New Zealand. Bulletin of Volcanology 62: 278-293.
15. Munro DS. 1989. Surface-roughness and bulk heat-transfer on a glacier - comparison with eddy-correlation. Journal of Glaciology 35: 343-348.
16. Namikas SL, Bauer BO, Sherman DJ. 2003. Influence of averaging interval on shear velocity estimates for aeolian transport modeling. Geomorphology 53: 235-246.
17. Nicholson L, Benn DI. 2006. Calculating ice melt beneath a debris layer using meteorological data. Journal of Glaciology 52: 463-470.
18. Oerlemans J, Bjornsson H, Kuhn M, Obleitner F, Palsson F, Smeets CJPP, Vugts HF, De Wolde J. 1999. Glacio-meteorological investigations on Vatnajokull, Iceland, Summer 1996: an overview. Boundary-Layer Meteorology 92: 3-26.
19. Oke TR. 1987. Boundary Layer Climates. Routledge: London.
20. Ostrem G. 1959. Ice melting under a thin layer of moraine, and the existence of ice cores in moraine ridges. Geografiska Annaler 41: 228-230.
21. Perron JT, Kirchner JW, Dietrich WE. 2008. Spectral signatures of characteristic spatial scales and nonfractal structure in landscapes. Journal of Geophysical Research - Earth Surface 113: F04003.
22. Reid TD, Brock BW. 2010. An energy-balance model for debris-covered glaciers including heat conduction through the debris layer. Journal of Glaciology 56: 903-916.
23. Reznichenko N, Davies T, Shulmeister J, McSaveney M. 2010. Effects of debris on ice-surface melting rates: an experimental study. Journal of Glaciology 56: 384-394.
24. Richardson JM, Brook MS. 2010. Ablation of debris-covered ice: some effects of the 25 September 2007 Mt Ruapehu eruption. Journal of the Royal Society of New Zealand 40: 45-55.
25. Rivera A, Corripio JG, Brock B, Clavero J, Wendt J. 2008. Monitoring ice-capped active Volcan Villarrica, southern Chile, using terrestrial photography combined with automatic weather stations and global positioning systems. Journal of Glaciology 54: 920-930.
26. Rivera A, Bown F, Carrion D, Zenteno P. 2012. Glacier responses to recent volcanic activity in southern Chile. Environmental Research Letters 7: 014036.
27. Roering JJ, Marshall J, Booth AM, Mort M, Jin Q. 2010. Evidence for biotic controls on topography and soil production. Earth and Planetary Science Letters 298: 183-190.
28. Wilson L, Head JW. 2009. Tephra deposition on glaciers and ice sheets on Mars: influence on ice survival, debris content and flow behavior. Journal of Volcanology and Geothermal Research 185: 290-297.