Pierre Friedlingstein (1, 2) , Michael O'Sullivan (2) , Matthew W Jones (3) , Robbie M. Andrew (4) , Judith Hauck (5) , Are Olsen , Glen P Peters , Wouter Peters , Julia Pongratz , Stephen Sitch , Corinne Le Quéré , Josep G Canadell , Philippe Ciais (6, 7) , Robert B Jackson , Simone Alin , Luiz E O C Aragão , Almut Arneth , Vivek Arora , Nicholas R Bates , Meike Becker , Alice Benoit-Cattin , Henry C Bittig , Laurent Bopp (2) , Selma Bultan , Naveen Chandra , Frederic Chevallier (6, 8) , Louise P Chini , Wiley Evans , Liesbeth Florentie , Piers M Forster , Thomas Gasser , Marion Gehlen (6, 9) , Dennis Gilfillan , Thanos Gkritzalis , Luke Gregor , Nicolas Gruber , Ian Harris , Kerstin Hartung , Vanessa Haverd , Richard A Houghton , Tatiana Ilyina , Atul K Jain , Emilie Joetzjer (10) , Koji Kadono , Etsushi Kato , Vassilis Kitidis , Jan Ivar Korsbakken , Peter Landschützer , Andrew Lenton , Sebastian Lienert , Zhu Liu , Danica Lombardozzi , Gregg Marland , Nicolas Metzl (11) , David R Munro , Julia E M S Nabel , Shin-Ichiro Nakaoka , Yosuke Niwa , Kevin O'Brien , Tsuneo Ono , Paul I Palmer , Denis Pierrot , Benjamin Poulter , Laure Resplandy , Eddy Robertson , Christian Rödenbeck , Jörg Schwinger , Roland Séférian (10) , Ingunn Skjelvan , Adam J P Smith , Adrienne J Sutton , Toste Tanhua , Pieter P Tans , Hanqin Tian , Bronte Tilbrook , Guido van Der Werf , Nicolas Vuichard (6, 12) , Anthony P Walker , Rik H. Wanninkhof , Andrew J Watson , David Willis , Andrew J Wiltshire , Wenping Yuan , Xu Yue , Sönke Zaehle