Please join us in thanking all those scientists and experts in different fields represented in Environmental Fluid Mechanics for devoting time and effort to review the papers voluntarily. The Editor-in-Chief and publisher acknowledge the colleagues listed below for their excellent reviews of papers for which final decisions have been made during the period January 2020–December 2020.

Mohammad Aamir

Claudia Adduce

Mahdi Alemi

Amir Abbas Aliabadi

Andrea Amicarelli

Naveed Anjum

José Antunes

Aronne Armanini

Danial Amini Baghbadorani

Jong-Jin Baik

Brian Bailey

Sridhar Balasubramanian

Francesco Barbano

Sukanta Basu

C.J. Beegle-Krause

Spyros Beltaos

Prasad Kumar Bhaskaran

Sudheer Reddy Bhimireddy

Pramod Bhuankar

Tobias Bleninger

Diogo Bolster

Fabián Bombardelli

Michel Boufadel

Erika Brattich

Nathaniel Bristow

Daniel B. Bung

Rene A. Camacho

Gerardo Caroppi

Xavier Casamitjana

Ian Castro

Oscar Castro-Orgaz

Leonardo Chamorro

Kuang-An Chang

Hamn-Ching Chen

Xu Chen

Yongping Chen

Samia Chiban

Francesco Chidichimo

Jung-il Choi

Yi-Ju Chou

Daniele Contini

Francesco Coscarella

E.A. Cowen

Brian Crookston

Albert Dai

Subhasish Das

Cosan Daskiran

Mark Davidson

Peter Davies

Diana de Padova

Francesca De Serio

Koustuv Debnath

Giuseppe Del Giudice

Marco Dentz

Subhasish Dey

Annalisa Di Bernardino

Peter Diamessis

Frederic Dias

Anusha Dissanayake

George Efthimiou

Christopher Elkins

Adel Emadzadeh

Jing-yu Fan

Hongwei Fang

Andrea Fenocchi

Simone Ferrari

Domenico Ferraro

Alvise Finotello

Aldo Fiori

Morris Flynn

Erick Franklin

Heide Friedrich

Boris Galperin

Marco Giometto

Paola Gualtieri

Carlo Gualtieri

Yakun Guo

Jian Hang

Xuanting Hao

Sebastian Hoch

Christopher Hocut

Ben Hodges

Seung Ho Hong

Wenxin Huai

Jasim Imran

Mirjana Isic

Stefan Ivić

Toshiki Iwasaki

Mirmosadegh Jamali

Sanjeev Jha

Jianguo Jiang

Beena Marie John

Edward Johnson

Victoria Johnson

Lakshmi Kantha

Nigel Kaye

Jae Jin Kim

Petra Klein

Mete Koken

Katinka Koll

Hrvoje Kozmar

Matthias Kramer

Tamas Kramer

Raghavendra Krishnamurthy

Bimlesh Kumar

Dae Kun Kwon

Chris C. K. Lai

K.M. Lam

Gregory Lane-Serff

Lopez Lara

Yuzhu Li

Qian Liao

Xin Liu

Sandro Longo

D.A. Lyn

Wenyong Ma

Andrea Maranzoni

Timothy Marjoribanks

Josef Maroušek

Bijoy Mazumder

Catherine Mériaux

Babak Mohammadi

Abdolmajid Mohammadian

Reza Mohammadpour Ghalati

Paolo Monti

Davidson Moreira

Michele Mossa

Andreas Muschinski

Mohamed Nabi

Mohammad Najafzadeh

Matthew Nelson

Vladimir Nikora

Roger Nokes

Tor Nordam

Francisco Núñez-González

Maurício Oliveira

Pourya Omidvar

Stefano Pagliara

Manish Pandey

Panos Papanicolaou

Efim Pelinovsky

Nadia Penna

Elisabetta Persi

Matteo Postacchini

Jaan Hui Pu

Chris Rehmann

Till Sachau

Michio Sanjou

Arindam Sarkar

Ahmed Sattar

Stefano Serafin

Theresa Serra

John Z. Shi

Doug Shields

Stefano Sibilla

Efisio Solazzo

Ivan Stojnic

Masayuki Takahashi

Donatella Termini

Firat Testik

Luis Thomas

Rafael Tinoco

Talia Tokyay

Desiree Tullos

Hugo Ulloa

Marius Ungarish

Mohammad Vaghefi

Daniel Valero

Subhas Venayagamoorthy

Akula Venkatram

Mahendra Verma

Daniele Viero

Bernhard Vowinckel

Benjamin Walter

Jeff Weil

Matthew Wells

Damrongsak Wirasaet

Ching-Sen Wu

Peng Wu

Zhengtong Xie

Changyi Xu

Dong Xu

Chao Yan

Shuqing Yang

Di Yang

Kejun Yang

Elizabeth Yankovsky

Harry Yeh

Tamar Zemach

Wei Zhang

Jinhai Zheng

Qiang Zhong

We apologize for any errors or inadvertent omissions.