Brandt, Martin http://orcid.org/0000-0001-9531-1239
Rasmussen, Kjeld
PeƱuelas, Josep http://orcid.org/0000-0002-7215-0150
Tian, Feng
Schurgers, Guy http://orcid.org/0000-0002-2189-1995
Verger, Aleixandre
Mertz, Ole
Palmer, John R. B. http://orcid.org/0000-0002-2648-7860
Fensholt, Rasmus
Article History
Received: 6 May 2016
Accepted: 16 January 2017
First Online: 6 March 2017
Competing interests
: The authors declare no competing financial interests.