Acknowledgement to Reviewers

The high scientific standards maintained by Blue-Green Systems, in their papers owe much to the continuing dedication of the journals’ reviewers, who give freely of their time and expertise. IWA Publishing is pleased to pay tribute to this contribution by recognizing those who have participated in the review process. Thus, the Editor in Chiefs, Editors and Associate Editors acknowledge with particular gratitude the following reviewers who have reviewed papers during the period January 2019–December 2019.

Nurul Syazana Abdul Halim	Orlando Garcia Rodriguez	Viet-Anh Nguyen
Amila Abeynayaka	Kirill V Gorin	Wikke Novalia
Miimu Airaksinen	Hong Guo	Anthony Parolari
Maria Alvarez Alvarez	Scott Hawken	Elodie Passeport
Beatrice Andreucci	Jiajie He	Veljko Prodanovic
Andreas Angelakis	Brigitte Helmreich	Anacleto Rizzo
Caroline Araujo	Behzad Jamali	Joerg Schaffner
L.F. Arenas	Jan Kazak	Alexandros Stefanakis
Richard Ashley	Yong-ha Kim	Blaž Stres
Borislava Blagojevic	Martijn Kuller	Thomas Track
Gianluigi Buttiglieri	João Leitão	Hai Nguyen Tran
Artemi Cerda	Tao Li	Huanting Wang
Walter Den	Maria Lousada Ferreira	Brandon Winfrey
Sophie Duchesne	Fabio Masi	Ken Wong
Mawuli Dzakpasu	Carmelo Maucieri	Fern Yong
Ana Galvao	Sanjay Mohanty	Jin Zhang
Pin Gao	Thomas Nehls