The ESurf editorial board, the European Geosciences Union, and Copernicus Publications thank the following colleagues very much for their work in reviewing the manuscripts published in the journal volume 9, 2021.
- Jason Alexander
- Pascal Allemand
- Florian Amann
- Chenge An
- Christophe Ancey
- Mikaël Attal
- Andreas Baas
- Jaco H Baas
- Greg Balco
- Katherine Barnhart
- Edwin Baynes
- Alexander Beer
- Helen Beeson
- Anne Bernhardt
- Duccio Bertoni
- Arpita Bisht
- Tobias Bolch
- Sarah Boulton
- Nathan Brown
- Fanny Brun
- Muriel Brückner
- Aaron Bufe
- Salvatore Calabrese
- Brandee Carlson
- Sebastien Carretier
- Andrin Caviezel
- Fiona Clubb
- Brian Collins
- Slaven Conevski
- Kristen Cook
- Simon Cook
- Pedro Costa
- Susana Costas
- Velio Coviello (deceased)
- Baoshan Cui
- Eric Deal
- Stephanie Deboeuf
- Ian Delaney
- Alexander Densmore
- Michael Dietze
- Tyler Doane
- Kieran Dunne
- Virginie Durand
- Martha-Cary Eppes
- Bernd Etzelmuller
- Ian Evans
- David Evans
- Manuella Fagundes
- Behrooz Ferdowsi
- Roberto Fernández (he/él)
- Adam Forte
- Boris Gailleton
- Yann Gavillot
- Rachel C. Glade
- Vincent Godard
- Brent Goehring
- Liran Goren
- Stefan Grab
- Paul Grams
- Gordon Grant
- Harrison Gray
- Carlos H. Grohmann
- Xin Gu
- Joachim Götz
- Rüdiger Haas
- Christopher Hackney
- Hans-Balder Havenith
- Siming He
- Hanne Hendrickx
- Stefan Hergarten
- Joris Heyman
- Robert Hilton
- Jacob Hirschberg
- Daniel Hobley
- Milad Hooshyar
- Kimberly Huppert
- Naohiro Imamura
- Bernd Imre
- Irene Ippolito
- Erkan Istanbulluoglu
- Toshiki Iwasaki
- Marc Jaffrey
- Jason Kean
- Richard A. Ketcham
- Maarten Kleinhans
- Deon Knights
- Mikhail Komissarov
- Elena Korobova
- Karl Kästner
- Jerome Lave
- Eli D Lazarus
- Chloe Leach
- Kate Leary
- Gen K. Li
- Michael Lim
- Ajay Limaye
- Andrea Manconi
- Georgios Maniatis
- Elisa Mantelli
- Odin Marc
- Giulio Mariotti
- Tapas Martha
- Diego Mecerat
- Irv Mendelssohn
- Haoran Meng
- Dave Milledge
- Erich Mueller
- Alexander Neely
- Annie Ockelford
- Devauchelle Olivier
- Chaojun Ouyang
- Ugur Ozturk
- Juan Felipe Paniagua-Arroyave
- Nicholas Patton
- Jon Pelletier
- Colin Phillips
- Kevin Pierce
- Jeffrey P Prancevic
- Shiva P. Pudasaini
- Arne Ramisch
- Vincent Regard
- Benedict Reinardy
- Francis Rengers
- Enzo Rizzo
- Duna Roda-Boluda
- Virginia Ruiz-Villanueva
- Bernhard Salcher
- Malcolm Sambridge
- Christian Scheidl
- Wolfgang Schwanghart
- Alicia Sendrowski
- Stephen Simmons
- Guy Simpson
- Arvind Singh
- Srikrishnan Siva Subramanian
- Terry Smith
- Gregg Snedden
- Reza Sohbati
- Kristen Splinter
- Philippe Steer
- Alexander Strom
- Michael Tsesarsky
- Jens Turowski
- Paul J. Umhoefer
- Enrica Viparelli
- Braden Walsh
- R J Wasson
- Nicholas Webb
- Matthew Westoby
- Na Yan
- Omer Yetemen
- Ali P. Yunus