The NPG 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 27, 2020.
- Tommaso Alberti
- Georgios Balasis
- Sándor Baran
- Zied Ben Bouallegue
- Lisa Bengtsson
- Jonas Bhend
- Marc Bocquet
- Volker Bothmer
- John Bjørnar Bremnes
- Sebastian Buschow
- Louis-Philippe Caron
- Tom Chang
- Sergio Chávez-Pérez
- Michel Crucifix
- Lesley De Cruz
- Peter Ditlevsen
- Dmitry Divine
- Jesus Dubert
- Petra Friederichs
- Cataldo Godano
- Emilio Hernández-García
- Unnikrishnan Kaleekkal
- Slava Kharin
- Boualem Khouider
- Cristóbal López
- Xing Meng
- Annette Möller
- Naoto Nishizuka
- Carlos Osácar
- Kathrin Padberg-Gehle
- Alexander Pasternack
- Courtney Quinn
- Peter L. Read
- Lassi Roininen
- Duane Rosenberg
- Philip Sansom
- Themis Sapsis
- Daniel Schertzer
- Michael Scheuerer
- Maurice Schmeits
- François G. Schmitt
- Nina Schuhen
- Vincenzo Serlenga
- Robert Shcherbakov
- Zheqi Shen
- Eric Simonnet
- Istvan Szunyogh
- Joseph Tribbia
- Bruce Tsurutani
- Adrian Tuck
- Eli Tziperman
- Vadim Uritsky
- Geoff Vallis
- Stéphane Vannitsem
- Olga Verkhoglyadova
- Qiang Wang
- Yue Ying
- Michael Zamo
- Yu Zhang