Relative decline in density of Northern Hemisphere tree species in warm and arid regions of their climate niches

Julen Astigarraga^*, Adriane Esquivel-Muelbert, Paloma Ruiz-Benito, Francisco Rodríguez-Sánchez, Miguel A. Zavala, Albert Vilà-Cabrera, Mart Jan Schelhaas, Georges Kunstler, Christopher W. Woodall, Emil Cienciala, Jonas Dahlgren, Leen Govaere, Louis A. König, Aleksi Lehtonen, Andrzej Talarczyk, Daijun Liu, Thomas A.M. Pugh

^*Corresponding author for this work