World Glacier Monitoring Service, University of Zurich, Switzerland

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Presentation transcript:

World Glacier Monitoring Service, University of Zurich, Switzerland 21st Alpine Glaciology Meeting, Zurich, o2/o2/2o17 Tapping the full potential of geodetic glacier change assessment with air and space borne sensors Michael Zemp, Philipp Rastner, Frank Paul, Horst Machguth, Mauro Fischer, Philip Joerg, Matthias Huss World Glacier Monitoring Service, University of Zurich, Switzerland

glacier mass balance assessment in IPCC AR5 Kääb et al. (2013) The Alps Photo: M. Zemp

geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Photo: M. Zemp Graphic: P. Joerg eBee.com TanDEM-X, DLR Geodetic method: Any method for determining mass balance by repeated mapping of glacier surface elevations to estimate the volume balance; cartographic method and topographic method are synonyms. [Cogley et al. 2011]

Validation and calibration of glaciological observation series geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Validation and calibration of glaciological observation series Zemp et al. (2013), The Cryosphere

Validation and calibration of glaciological observation series geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Validation and calibration of glaciological observation series Sold et al. (2016), Frontiers in Earth Science

Reconstruction of glacier volume changes geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Reconstruction of glacier volume changes Rastner et al. (2016), Global and Planetary Change

Reconstruction of glacier volume changes geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Reconstruction of glacier volume changes Rastner et al. (2016), Global and Planetary Change

Reconstruction of glacier volume changes geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Reconstruction of glacier volume changes Rastner et al. (2016), Global and Planetary Change

Reconstruction of glacier volume changes geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Reconstruction of glacier volume changes Rastner et al. (2016), Global and Planetary Change

Assessing glacier volume changes over entire mountain ranges geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Assessing glacier volume changes over entire mountain ranges Fischer et al. (2015), The Cryosphere

Assessing glacier volume changes over entire mountain ranges geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Assessing glacier volume changes over entire mountain ranges Fischer et al. (2015), The Cryosphere

Representativeness of the glac. series for their mountain ranges geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Representativeness of the glac. series for their mountain ranges European Alps WGMS (2015) versus WGMS (2017, in prep)

geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness Help us tapping the full potential of geodetic glacier change assessment with air and space borne sensors! Pleiades, CNES Airbus Cryosat-2, ESA TanDEM-X, DLR

! + C3S Glacier Service Horizon 2020 2017 geodetic method: cal/val ¦ reconstruction ¦ mountain wide ¦ representativeness C3S Glacier Service + Horizon 2020 ! 2017