Articles | Volume 12, issue 4 
            
                
                    
            
            
            https://doi.org/10.5194/essd-12-3039-2020
                    © Author(s) 2020. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/essd-12-3039-2020
                    © Author(s) 2020. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
Worldwide version-controlled database of glacier thickness observations
Ethan Welty
CORRESPONDING AUTHOR
                                            
                                    
                                            Institute of Arctic and Alpine Research (INSTAAR), University of
Colorado, Boulder, USA
                                        
                                    
                                            World Glacier Monitoring Service (WGMS), University of Zürich, Zurich,
Switzerland
                                        
                                    Michael Zemp
                                            World Glacier Monitoring Service (WGMS), University of Zürich, Zurich,
Switzerland
                                        
                                    Francisco Navarro
                                            Escuela Técnica Superior de Ingenieros de Telecomunicación, Universidad
Politécnica de Madrid, Madrid, Spain
                                        
                                    Matthias Huss
                                            Laboratory of Hydraulics, Hydrology and Glaciology (VAW), ETH Zürich, Zurich,
Switzerland
                                        
                                    
                                            Swiss Federal Institute for Forest, Snow and Landscape Research (WSL), Birmensdorf,
Switzerland
                                        
                                    
                                            Department of Geosciences, University of Fribourg, Fribourg, Switzerland
                                        
                                    Johannes J. Fürst
                                            Department of Geography, University of Erlangen–Nuremberg (FAU), Erlangen, Germany
                                        
                                    Isabelle Gärtner-Roer
                                            World Glacier Monitoring Service (WGMS), University of Zürich, Zurich,
Switzerland
                                        
                                    Johannes Landmann
                                            World Glacier Monitoring Service (WGMS), University of Zürich, Zurich,
Switzerland
                                        
                                    
                                            Laboratory of Hydraulics, Hydrology and Glaciology (VAW), ETH Zürich, Zurich,
Switzerland
                                        
                                    
                                            Swiss Federal Institute for Forest, Snow and Landscape Research (WSL), Birmensdorf,
Switzerland
                                        
                                    Horst Machguth
                                            Department of Geosciences, University of Fribourg, Fribourg, Switzerland
                                        
                                    
                                            World Glacier Monitoring Service (WGMS), University of Zürich, Zurich,
Switzerland
                                        
                                    Kathrin Naegeli
                                            Institute of Geography, University of Bern, Bern, Switzerland
                                        
                                    
                                            World Glacier Monitoring Service (WGMS), University of Zürich, Zurich,
Switzerland
                                        
                                    Liss M. Andreassen
                                            Norwegian Water Resources and Energy Directorate (NVE), Oslo, Norway
                                        
                                    Daniel Farinotti
                                            Laboratory of Hydraulics, Hydrology and Glaciology (VAW), ETH Zürich, Zurich,
Switzerland
                                        
                                    
                                            Swiss Federal Institute for Forest, Snow and Landscape Research (WSL), Birmensdorf,
Switzerland
                                        
                                    Huilin Li
                                            Cold and Arid Regions Environmental and Engineering Research Institute,
Chinese Academy of Sciences, Lanzhou, China
                                        
                                    
                                            A full list of authors appears at the end of the paper.
                                        
                                    Data sets
Glacier Thickness Database v3.1.0 GlaThiDa Consortium https://doi.org/10.5904/wgms-glathida-2020-10
Short summary
                    Knowing the thickness of glacier ice is critical for predicting the rate of glacier loss and the myriad downstream impacts. To facilitate forecasts of future change, we have added 3 million measurements to our worldwide database of glacier thickness: 14 % of global glacier area is now within 1 km of a thickness measurement (up from 6 %). To make it easier to update and monitor the quality of our database, we have used automated tools to check and track changes to the data over time.
                    Knowing the thickness of glacier ice is critical for predicting the rate of glacier loss and the...
                    
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