Solar radiation and functional traits explain the decline of forest primary productivity along a tropical elevation gradient

Nikolaos M. Fyllas, Lisa Patrick Bentley, Alexander Shenkin, Gregory P. Asner, Owen K. Atkin, Sandra Díaz, Brian J. Enquist, William Farfan-Rios, Emanuel Gloor, Rossella Guerrieri, Walter Huaraca Huasco, Yoko Ishida, Roberta E. Martin, Patrick Meir, Oliver Phillips, Norma Salinas, Miles Silman, Lasantha K. Weerasinghe, Joana Zaragoza-Castells, Yadvinder Malhi