2007 2016 Photos taking from a glider by Christine Levy - - PowerPoint PPT Presentation

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Dec 15, 2022 243 likes •395 views

Slowing down the retreat of the Morteratsch glacier, Switzerland J. Oerlemans (Utrecht University), M. Haag (Fachhochschule Nordwestschweiz), S. Balasubramanian, C. Levy & F. Keller (Academia Engiadina) 2007 2016 Photos taking from a

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Slowing down the retreat of the Morteratsch glacier, Switzerland

J. Oerlemans (Utrecht University), M. Haag (Fachhochschule Nordwestschweiz),
S. Balasubramanian, C. Levy & F. Keller (Academia Engiadina)

2007 2016

Photos taking from a glider by Christine Levy

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Diavolezzafirn (ski slope) fleece cover in summer since 2007

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Diavolezzafirn (ski slope) fleece cover in summer since 2007

Fleece cover is impossible because of:

scale
ice movement
C. Levy, 1 August 2017

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Calibration of glacier model against length observations since year 1850 Reference run with ‘no climate change’: Efuture = E2001-2015

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Reference run with ‘no climate change’: Efuture = E2001-2015

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2003 2016 2040 ~1960

Piz Bernina 4049 m

Photo by C. Levy

AWS

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Profliles for the year 2100

SLIDE 9

Slowing down the retreat

f the Morteratsch glacier
preventing ice melt by artificial

snow is the best option

effort is large – effect is modest
availability and transport of

water is probably the limiting factor

Andy Pfenniger

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In conclusion

preventing ice melt by artificial snow

is the best option

effort is large – effect is modest
availability of water is probably the limiting factor