Globally, tree fecundity exceeds productivity gradients
2022
Journé, Valentin | Andrus, Robert | Aravena, Marie-Claire | Ascoli, Davide | Berretti, Roberta | Berveiller, Daniel | Bogdziewicz, Michal | Boivin, Thomas | Bonal, Raul | Caignard, Thomas | Calama, Rafael | Camarero, Jesús Julio | Chang-Yang, Chia‐hao | Courbaud, Benoit | Courbet, F. | Curt, Thomas | Das, Adrian | Daskalakou, Evangelia | Davi, Hendrik | Delpierre, Nicolas | Delzon, Sylvain | Dietze, Michael | Donoso Calderon, Sergio | Dormont, Laurent | Maria Espelta, Josep | Fahey, Timothy | Farfan-Rios, William | Gehring, Catherine | Gilbert, Gregory | Gratzer, Georg | Greenberg, Cathryn | Guo, Qinfeng | Hacket-Pain, Andrew | Hampe, Arndt | Han, Qingmin | Lambers, Janneke Hille Ris | Hoshizaki, Kazuhiko | Ibanez, Ines | Johnstone, Jill | Kabeya, Daisuke | Kays, Roland | Kitzberger, Thomas | Knops, Johannes | Kobe, Richard | Kunstler, Georges | Lageard, Jonathan | Lamontagne, Jalene | Leininger, Theodor | Limousin, Jean‐marc | Lutz, James | Macias, Diana | Mcintire, Eliot | Moore, Christopher | Moran, Emily | Motta, Renzo | Myers, Jonathan | Nagel, Thomas | Noguchi, Kyotaro | Ourcival, Jean-Marc | Parmenter, Robert | Pearse, Ian | Perez-Ramos, Ignacio | Piechnik, Lukasz | Poulsen, John | Poulton-Kamakura, Renata | Qiu, Tong | Redmond, Miranda | Reid, Chantal | Rodman, Kyle | Rodriguez-Sanchez, Francisco | Sanguinetti, Javier | Scher, C. Lane | Marle, Harald Schmidt Van | Seget, Barbara | Sharma, Shubhi | Silman, Miles | Steele, Michael | Stephenson, Nathan | Straub, Jacob | Swenson, Jennifer | Swift, Margaret | Thomas, Peter | Uriarte, Maria | Vacchiano, Giorgio | Veblen, Thomas | Whipple, Amy | Whitham, Thomas | Wright, Boyd | Wright, S. Joseph | Zhu, Kai | Zimmerman, Jess | Zlotin, Roman | Zywiec, Magdalena | Clark, James | Ecologie des Forêts Méditerranéennes (URFM) ; Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE) | Laboratoire des EcoSystèmes et des Sociétés en Montagne (UR LESSEM) ; Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE)-Observatoire des Sciences de l'Univers de Grenoble (Fédération OSUG)-Université Grenoble Alpes (UGA) | University of Colorado [Boulder] | Universidad de Chile = University of Chile [Santiago] (UCHILE) | Università degli studi di Torino = University of Turin (UNITO) | Ecologie Systématique et Evolution (ESE) ; AgroParisTech-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS) | Uniwersytet im. Adama Mickiewicza w Poznaniu = Adam Mickiewicz University in Poznań (UAM) | Universidad Complutense de Madrid = Complutense University of Madrid [Madrid] (UCM) | Biodiversité, Gènes & Communautés (BioGeCo) ; Université de Bordeaux (UB)-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE) | Centro de Investigacion Forestal (INIA-CIFOR) ; Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria = National Institute for Agricultural and Food Research and Technology (INIA) | Consejo Superior de Investigaciones Cientificas [España] = Spanish National Research Council [Spain] (CSIC) | National Sun Yat-sen University (NSYSU) | Risques, Ecosystèmes, Vulnérabilité, Environnement, Résilience (RECOVER) ; Aix Marseille Université (AMU)-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE) | Western Ecological Research Center | Hellenic Agricultural Organization Demeter (HAO Demeter) | Department of Earth and Environment [Boston] ; Boston University [Boston] (BU) | Centre d’Ecologie Fonctionnelle et Evolutive (CEFE) ; Université Paul-Valéry - Montpellier 3 (UPVM)-École Pratique des Hautes Études (EPHE) ; Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Centre National de la Recherche Scientifique (CNRS)-Institut de Recherche pour le Développement (IRD [Occitanie])-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE)-Institut Agro Montpellier ; Institut national d'enseignement supérieur pour l'agriculture, l'alimentation et l'environnement (Institut Agro)-Institut national d'enseignement supérieur pour l'agriculture, l'alimentation et l'environnement (Institut Agro)-Université de Montpellier (UM) | Centre for Ecological Research and Applied Forestries = Centre de Recerca Ecologica i Aplicacions Forestals (CREAF) ; Consejo Superior de Investigaciones Cientificas [España] = Spanish National Research Council [Spain] (CSIC) | Cornell University [New York] | Washington University in Saint Louis (WUSTL) | Northern Arizona University [Flagstaff] | University of California (UC) | USDA Forest Service Rocky Mountain Forest and Range Experiment Station ; United States Department of Agriculture (USDA) | University of Liverpool | Forestry and Forest Products Research Institute (FFPRI) | Departement Erdwissenschaften [ETH Zürich] (D-ERDW) ; Eidgenössische Technische Hochschule - Swiss Federal Institute of Technology [Zürich] (ETH Zürich) | Akita University | University of Michigan [Ann Arbor] ; University of Michigan System | University of Alaska [Fairbanks] (UAF) | North Carolina State University [Raleigh] (NC State) ; University of North Carolina System (UNC) | Universidad Nacional del Comahue [Neuquén] (UNCOMA) | Xi'an Jiaotong-Liverpool University [Suzhou] | Michigan State University [East Lansing] ; Michigan State University System | Manchester Metropolitan University (MMU) | DePaul University [Chicago] | USDA Forest Service, Southern Research Station | Utah State University (USU) | The University of New Mexico [Albuquerque] ; New Mexico Consortium (NMC) | Pacific Forestry Centre ; Natural Resources Canada (NRCan) | Colby College | University of California [Merced] (UC Merced) ; University of California (UC) | University of Ljubljana | National Park Service | United States Geological Survey (USGS) | Instituto de Recursos Naturales y Agrobiología de Sevilla (IRNAS) ; Consejo Superior de Investigaciones Cientificas [España] = Spanish National Research Council [Spain] (CSIC) | Polska Akademia Nauk = Polish Academy of Sciences = Académie polonaise des sciences (PAN) | Duke University [Durham] | Colorado State University [Fort Collins] (CSU) | University of Wisconsin-Madison | Universidad de Sevilla = University of Seville | Universidad de Santiago de Chile [Santiago] (USACH) | Wake Forest University | Wilkes University | State University of New York (SUNY) | Keele University [Keele] | Columbia University [New York] | Università degli Studi di Milano = University of Milan (UNIMI) | University of New England (UNE) | Smithsonian Tropical Research Institute | University of Puerto Rico (UPR) | Indiana University [Bloomington] ; Indiana University System | National Science Foundation (NSF)DEB-1754443National Aeronautics & Space Administration (NASA)AIST16-0052AIST18-0063Belmont Forum1854976 | ANR-18-MPGA-0004,FORBIC,Prévision du changement de la biodiversité(2018)
International audience
Afficher plus [+] Moins [-]anglais. Lack of tree fecundity data across climatic gradients precludes the analysis of how seed supply contributes to global variation in forest regeneration and biotic interactions responsible for biodiversity. A global synthesis of raw seedproduction data shows a 250-fold increase in seed abundance from cold-dry to warm-wet climates, driven primarily by a 100-fold increase in seed production for a given tree size. The modest (threefold) increase in forest productivity across the same climate gradient cannot explain the magnitudes of these trends. The increase in seeds per tree can arise from adaptive evolution driven by intense species interactions or from the direct effects of a warm, moist climate on tree fecundity. Either way, the massive differences in seed supply ramify through food webs potentially explaining a disproportionate role for species interactions in the wet tropics.
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