Grassi, Giacomo, primary, Schwingshackl, Clemens, additional, Gasser, Thomas, additional, Houghton, Richard A., additional, Sitch, Stephen, additional, Canadell, Josep G., additional, Cescatti, Alessandro, additional, Ciais, Philippe, additional, Federici, Sandro, additional, Friedlingstein, Pierre, additional, Kurz, Werner A., additional, Sanz Sanchez, Maria J., additional, Abad Viñas, Raúl, additional, Alkama, Ramdane, additional, Ceccherini, Guido, additional, Kato, Etsushi, additional, Kennedy, Daniel, additional, Knauer, Jürgen, additional, Korosuo, Anu, additional, McGrath, Matthew J., additional, Nabel, Julia, additional, Poulter, Benjamin, additional, Rossi, Simone, additional, Walker, Anthony P., additional, Yuan, Wenping, additional, Yue, Xu, additional, and Pongratz, Julia, additional