Title: | Tropical tree growth driven by dry-season climate variability |
Authors: | Zuidema, Pieter A. Babst, Flurin Groenendijk, Peter Trouet, Valerie Abiyu, Abrham Acuña-Soto, Rodolfo Adenesky-Filho, Eduardo Alfaro-Sánchez, Raquel Aragão, José Roberto Vieira Assis-Pereira, Gabriel Bai, Xue Barbosa, Ana Carolina Battipaglia, Giovanna Beeckman, Hans Botosso, Paulo Cesar Bradley, Tim Bräuning, Achim Brienen, Roel Buckley, Brendan M. Camarero, J. Julio Carvalho, Ana Ceccantini, Gregório Centeno-Erguera, Librado R. Cerano-Paredes, Julián Chávez-Durán, Álvaro Agustín Cintra, Bruno Barçante Ladvocat Cleaveland, Malcolm K. Couralet, Camille D’Arrigo, Rosanne del Valle, Jorge Ignacio Dünisch, Oliver Enquist, Brian J. Esemann-Quadros, Karin Eshetu, Zewdu Fan, Ze-Xin Ferrero, M. Eugenia Fichtler, Esther Fontana, Claudia Francisco, Kainana S. Gebrekirstos, Aster Gloor, Emanuel Granato-Souza, Daniela Haneca, Kristof Harley, Grant Logan Heinrich, Ingo Helle, Gerd Inga, Janet G. Islam, Mahmuda Jiang, Yu-mei Kaib, Mark Khamisi, Zakia Hassan Koprowski, Marcin Kruijt, Bart Layme, Eva Leemans, Rik Leffler, A. Joshua Lisi, Claudio Sergio Loader, Neil J. Locosselli, Giuliano Maselli Lopez, Lidio López-Hernández, María I. Lousada, José Luís Penetra Cerveira Mendivelso, Hooz A. Mokria, Mulugeta Montóia, Valdinez Ribeiro Moors, Eddy Nabais, Cristina Ngoma, Justine Nogueira Júnior, Francisco de Carvalho Oliveira, Juliano Morales Olmedo, Gabriela Morais Pagotto, Mariana Alves Panthi, Shankar Pérez-De-Lis, Gonzalo Pucha-Cofrep, Darwin Pumijumnong, Nathsuda Rahman, Mizanur Ramirez, Jorge Andres Requena-Rojas, Edilson Jimmy Ribeiro, Adauto de Souza Robertson, Iain Roig, Fidel Alejandro Rubio-Camacho, Ernesto Alonso Sass-Klaassen, Ute Schöngart, Jochen Sheppard, Paul R. Slotta, Franziska Speer, James H. Therrell, Matthew D. Toirambe, Benjamin Tomazello-Filho, Mario Torbenson, Max C. A. Touchan, Ramzi Venegas-González, Alejandro Villalba, Ricardo Villanueva-Diaz, Jose Vinya, Royd Vlam, Mart Wils, Tommy Zhou, Zhe-Kun |
Issue Date: | 31-Mar-2022 |
Publisher: | Springer Nature |
Serial title, monograph or event: | Nature Geoscience |
Abstract: | Interannual variability in the global land carbon sink is strongly related to variations in tropical temperature and rainfall. This association suggests an important role for moisture-driven fluctuations in tropical vegetation productivity, but empirical evidence to quantify the responsible ecological processes is missing. Such evidence can be obtained from tree-ring data that quantify variability in a major vegetation productivity component: woody biomass growth. Here we compile a pantropical tree-ring network to show that annual woody biomass growth increases primarily with dry-season precipitation and decreases with dry-season maximum temperature. The strength of these dry-season climate responses varies among sites, as reflected in four robust and distinct climate response groups of tropical tree growth derived from clustering. Using cluster and regression analyses, we find that dry-season climate responses are amplified in regions that are drier, hotter and more climatically variable. These amplification patterns suggest that projected global warming will probably aggravate drought-induced declines in annual tropical vegetation productivity. Our study reveals a previously underappreciated role of dry-season climate variability in driving the dynamics of tropical vegetation productivity and consequently in influencing the land carbon sink. |
URI: | https://hdl.handle.net/10316/99621 |
ISSN: | 1752-0894 1752-0908 |
DOI: | 10.1038/s41561-022-00911-8 |
Rights: | embargoedAccess |
Appears in Collections: | I&D CFE - Artigos em Revistas Internacionais
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