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 26, 2019.
- Ankit Agarwal
- Javier Amezcua
- Jeffrey Anderson
- Karina Apodaca
- Amit Apte
- Çağlayan Balkaya
- Marc Bocquet
- Bertrand Bonan
- Michael Brown
- Jörg Büchner
- Alexandre Canitano
- Roberta D'Agostino
- Lesley De Cruz
- Stamen Dolaptchiev
- Juan Du
- Lili Feng
- Steven Fletcher
- Christian Franzke
- Zuntao Fu
- Zhongke Gao
- Andreas Gobiet
- Colin Grudzien
- Emilio Hernández-García
- Lauri Holappa
- Luigi Iapichino
- SANDU ILIE
- Kostas Karamanos
- Dmitri Kondrashov
- Shunji Kotsuki
- Rajiv Kumar
- Mohamed Laib
- Cédric Legendre
- Xia Lei
- Haoming Liang
- Frank Lunkeit
- John Maclean
- Harry Matchette-Downes
- Philippe Miron
- Kathrin Padberg-Gehle
- Eleftheria Papadimitriou
- Diego Pazó
- Ertan Peksen
- S.G. Penny
- Antonella Peresan
- Francesco Pucci
- Gerardo Ruiz-Chavarria
- Behnam Sadeghi
- Pavel Sakov
- Themis Sapsis
- Michael Scheuerer
- Sebastian Schubert
- Vinit Sehgal
- Vincenzo Serlenga
- Zheqi Shen
- Anna Shlyaeva
- Thomas Solomon
- Marina Stepanova
- Olivier Talagrand
- Pierre Tandeo
- Xin Tong
- Patrizia Tosi
- Julien Touboul
- Anastasios Tsonis
- Stéphane Vannitsem
- Nikki Vercauteren
- Pantelis Vlachas
- Alexandra vonKameke
- Peter Watson
- Johannes Wicht
- Christopher Wolfe
- Scott Wunsch
- Lichao Yang
- Shuangxi Zhang