• The number of tree species on Earth 

      Cazzolla Gatti, Roberto; Reichd, Peter B.; Gamarra, Javier G. P.; Crowtherh, Tom.; Hui, Cang.; Morera, Albert.; Bastin, Jean-Francois.; de-Miguel, Sergio; Jan Nabuurs, Gert.; Svenning, Jens -Christian; Peri, Pablo Luis; Liang, Jingjing. (National Academy of Sciences, 2022-02-08)
      One of the most fundamental questions in ecology is how many species inhabit the Earth. However, due to massive logistical and financial challenges and taxonomic difficulties connected to the species concept definition, ...