Articles | Volume 19, issue 2 
            
                
                    
            
            
            https://doi.org/10.5194/cp-19-457-2023
                    © Author(s) 2023. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/cp-19-457-2023
                    © Author(s) 2023. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
Drought increase since the mid-20th century in the northern South American Altiplano revealed by a 389-year precipitation record
Mariano S. Morales
CORRESPONDING AUTHOR
                                            
                                    
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
                                    
                                            Instituto Argentino de Nivología, Glaciología y Ciencias
Ambientales, CONICET, Mendoza, 5500, Argentina
                                        
                                    Doris B. Crispín-DelaCruz
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
                                    
                                            Programa de Pós-Graduação em Ciências Florestais, Universidade Federal Rural de Pernambuco, Recife, 52171-900, Brazil
                                        
                                    Claudio Álvarez
                                            Laboratorio de Dendrocronología y Cambio Global, Instituto de
Conservación Biodiversidad y Territorio, Universidad Austral de Chile,
Valdivia, 5110566, Chile
                                        
                                    
                                            Escuela de Graduados, Facultad de Ciencias Forestales y Recursos
Naturales, Universidad Austral de Chile, Valdivia, 5110566, Chile
                                        
                                    
                                            Center for Climate and Resilience Research (CR), Santiago,
9160000, Chile
                                        
                                    Duncan A. Christie
                                            Laboratorio de Dendrocronología y Cambio Global, Instituto de
Conservación Biodiversidad y Territorio, Universidad Austral de Chile,
Valdivia, 5110566, Chile
                                        
                                    
                                            Center for Climate and Resilience Research (CR), Santiago,
9160000, Chile
                                        
                                    
                                            Cape Horn International Center (CHIC), Punta Arenas, 6200000, Chile
                                        
                                    M. Eugenia Ferrero
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
                                    
                                            Instituto Argentino de Nivología, Glaciología y Ciencias
Ambientales, CONICET, Mendoza, 5500, Argentina
                                        
                                    Laia Andreu-Hayles
                                            Lamont–Doherty Earth Observatory of Columbia University, New York,
NY 10964, United States
                                        
                                    
                                            CREAF, Bellaterra (Cerdanyola del Vallés), 08193 Barcelona,
Spain
                                        
                                    
                                            ICREA, Pg. Lluís Companys 23, 08010 Barcelona, Spain
                                        
                                    Ricardo Villalba
                                            Instituto Argentino de Nivología, Glaciología y Ciencias
Ambientales, CONICET, Mendoza, 5500, Argentina
                                        
                                    Anthony Guerra
                                            Facultad de Ciencias Forestales y del Medio Ambiente, Universidad
Nacional del Centro del Perú, Huancayo, 12006, Peru
                                        
                                    
                                            Departamento de Biologia, Instituto de Ciências Naturais, Universidade Federal de Lavras, Lavras, 37203-202, Brazil
                                        
                                    Ginette Ticse-Otarola
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
                                    
                                            Programa de Investigación de Ecología y Biodiversidad, Asociación ANDINUS, Huancayo, 12002, Peru
                                        
                                    Ernesto C. Rodríguez-Ramírez
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
                                    Rosmery LLocclla-Martínez
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
                                    Joali Sanchez-Ferrer
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
                                    Edilson J. Requena-Rojas
                                            Laboratorio de Dendrocronología, Universidad Continental,
Huancayo, 12000, Peru
                                        
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                            Cited
13 citations as recorded by crossref.
- Experimental warming increases respiration and affects microbial communities of soil wetlands at different elevations of the Argentinean Puna M. Chiappero et al. 10.1007/s42832-024-0242-6
 - Challenges for climate change adaptation in Latin America and the Caribbean region T. Cavazos et al. 10.3389/fclim.2024.1392033
 - Geomorphological and sedimentary traces of historical and modern exceptional flooding events in a dry valley of the Andean Precordillera (Tarapacá Region, N Chile) K. Seeger et al. 10.1016/j.geomorph.2024.109417
 - A 300-year tree-ring δ18O-based precipitation reconstruction for the South American Altiplano highlights decadal hydroclimate teleconnections M. Rodriguez-Caton et al. 10.1038/s43247-024-01385-9
 - Hydroclimate variability in the Tropical Andes recorded by δ18O isotopes from a new network of Polylepis tarapacana tree-rings C. Álvarez et al. 10.1016/j.gloplacha.2024.104503
 - Phenological and Fungal Interactions of Malesherbia auristipulata Ricardi (Passifloraceae) in the Atacama Desert: Adaptations and Conservation in an Extreme Ecosystem G. Sepúlveda Chavera et al. 10.3390/plants13213035
 - Extreme Droughts and Their Relationship with the Interdecadal Pacific Oscillation in the Peruvian Altiplano Region over the Last 100 Years E. Angulo & A. Pereira Filho 10.3390/atmos14081233
 - Multi-time scale analysis of the water level minima in Lake Titicaca over the past 103 years J. Sulca et al. 10.3389/fclim.2025.1564040
 - Climate‐Mediated Hybridisation and the Future of Andean Forests E. Quinlan et al. 10.1111/jbi.15113
 - New insights into the biennial-to-multidecadal variability of the water level fluctuation in Lake Titicaca in the 20th century J. Sulca et al. 10.3389/fclim.2023.1325224
 - Future Climate Projections for Tacna, Peru: Assessing Changes in Temperature and Precipitation G. De la Cruz et al. 10.3390/atmos16020144
 - Polylepis wood acclimation strategies to ENSO events A. Guerra et al. 10.1038/s41598-025-04422-5
 - Drought increase since the mid-20th century in the northern South American Altiplano revealed by a 389-year precipitation record M. Morales et al. 10.5194/cp-19-457-2023
 
12 citations as recorded by crossref.
- Experimental warming increases respiration and affects microbial communities of soil wetlands at different elevations of the Argentinean Puna M. Chiappero et al. 10.1007/s42832-024-0242-6
 - Challenges for climate change adaptation in Latin America and the Caribbean region T. Cavazos et al. 10.3389/fclim.2024.1392033
 - Geomorphological and sedimentary traces of historical and modern exceptional flooding events in a dry valley of the Andean Precordillera (Tarapacá Region, N Chile) K. Seeger et al. 10.1016/j.geomorph.2024.109417
 - A 300-year tree-ring δ18O-based precipitation reconstruction for the South American Altiplano highlights decadal hydroclimate teleconnections M. Rodriguez-Caton et al. 10.1038/s43247-024-01385-9
 - Hydroclimate variability in the Tropical Andes recorded by δ18O isotopes from a new network of Polylepis tarapacana tree-rings C. Álvarez et al. 10.1016/j.gloplacha.2024.104503
 - Phenological and Fungal Interactions of Malesherbia auristipulata Ricardi (Passifloraceae) in the Atacama Desert: Adaptations and Conservation in an Extreme Ecosystem G. Sepúlveda Chavera et al. 10.3390/plants13213035
 - Extreme Droughts and Their Relationship with the Interdecadal Pacific Oscillation in the Peruvian Altiplano Region over the Last 100 Years E. Angulo & A. Pereira Filho 10.3390/atmos14081233
 - Multi-time scale analysis of the water level minima in Lake Titicaca over the past 103 years J. Sulca et al. 10.3389/fclim.2025.1564040
 - Climate‐Mediated Hybridisation and the Future of Andean Forests E. Quinlan et al. 10.1111/jbi.15113
 - New insights into the biennial-to-multidecadal variability of the water level fluctuation in Lake Titicaca in the 20th century J. Sulca et al. 10.3389/fclim.2023.1325224
 - Future Climate Projections for Tacna, Peru: Assessing Changes in Temperature and Precipitation G. De la Cruz et al. 10.3390/atmos16020144
 - Polylepis wood acclimation strategies to ENSO events A. Guerra et al. 10.1038/s41598-025-04422-5
 
Latest update: 03 Nov 2025
Short summary
            In this study, we develop the first tree-ring-based precipitation reconstruction for the northern South American Altiplano back to 1625 CE. We established that the occurrence rate of extreme dry events together with a shift in mean dry conditions for the late 20th–beginning of the 21st century is unprecedented in the past 389 years, consistent with other paleoclimatic records. Our reconstruction provides valuable information about El Niño–Southern Oscillation influences on local precipitation.
            In this study, we develop the first tree-ring-based precipitation reconstruction for the...