Search Results - "Srur, Ana"

Six hundred years of South American tree rings reveal an increase in severe hydroclimatic events since mid-20th century by Morales, Mariano S., Cook, Edward R., Barichivich, Jonathan, Christie, Duncan A., Villalba, Ricardo, LeQuesne, Carlos, Srur, Ana M., Ferrero, M. Eugenia, González-Reyes, Álvaro, Couvreux, Fleur, Matskovsky, Vladimir, Aravena, Juan C., Lara, Antonio, Mundo, Ignacio A., Rojas, Facundo, Prieto, María R., Smerdon, Jason E., Bianchi, Lucas O., Masiokas, Mariano H., Urrutia-Jalabert, Rocio, Rodriguez-Catón, Milagros, Muñoz, Ariel A., Rojas-Badilla, Moises, Alvarez, Claudio, Lopez, Lidio, Luckman, Brian H., Lister, David, Harris, Ian, Jones, Philip D., Williams, A. Park, Velazquez, Gonzalo, Aliste, Diego, Aguilera-Betti, Isabella, Marcotti, Eugenia, Flores, Felipe, Muñoz, Tomás, Cuq, Emilio, Boninsegna, José A.

“…South American (SA) societies are highly vulnerable to droughts and pluvials, but lack of long-term climate observations severely limits our understanding of…”
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Growth resilience of Austrocedrus chilensis to drought along a precipitation gradient in Patagonia, Argentina by Marcotti, Eugenia, Amoroso, Mariano Martín, Rodríguez-Catón, Milagros, Vega, Leticia, Srur, Ana Marina, Villalba, Ricardo

“…•Tree-ring variations allow a retrospective quantification of drought effects.•Droughts influence the growth of A. chilensis all along the precipitation…”
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Unusual Southern Hemisphere tree growth patterns induced by changes in the Southern Annular Mode by Villalba, Ricardo, Lara, Antonio, Masiokas, Mariano H., Urrutia, Rocío, Luckman, Brian H., Marshall, Gareth J., Mundo, Ignacio A., Christie, Duncan A., Cook, Edward R., Neukom, Raphael, Allen, Kathryn, Fenwick, Pavla, Boninsegna, José A., Srur, Ana M., Morales, Mariano S., Araneo, Diego, Palmer, Jonathan G., Cuq, Emilio, Aravena, Juan C., Holz, Andrés, LeQuesne, Carlos

“…Recent changes in the Southern Annular Mode are associated with warmer, drier conditions in the Southern Hemisphere. An analysis of tree-ring records there…”
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Hydroclimate and ENSO Variability Recorded by Oxygen Isotopes From Tree Rings in the South American Altiplano by Rodriguez‐Caton, Milagros, Andreu‐Hayles, Laia, Daux, Valérie, Vuille, Mathias, Varuolo‐Clarke, Arianna M., Oelkers, Rose, Christie, Duncan A., D’Arrigo, Rosanne, Morales, Mariano S., Palat Rao, Mukund, Srur, Ana M., Vimeux, Françoise, Villalba, Ricardo

“…Hydroclimate variability in tropical South America is strongly regulated by the South American Summer Monsoon (SASM). However, past precipitation changes are…”
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Influence of droughts on Nothofagus pumilio forest decline across northern Patagonia, Argentina by Rodríguez‐Catón, Milagros, Villalba, Ricardo, Morales, Mariano, Srur, Ana

“…Understanding the influence of climatic variations on forest decline is a major challenge for scientists investigating global changes. Although reductions in…”
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Climate anomalies influence tooth growth patterns of South American sea lions by Heredia, Federico M., Sosa Drouville, Ailin, Srur, Ana M., Crespo, Enrique A., Grandi, M. Florencia

“…El Niño‐Southern Oscillation (ENSO) and Southern Annular Mode (SAM) indirectly affect tooth growth of marine mammals, through changes in prey abundance,…”
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Radial Growth Patterns Associated with Tree Mortality in Nothofagus pumilio Forest by Milagros Rodríguez-Catón, Ricardo Villalba, Ana Srur, A. Park Williams

“…Tree mortality is a key process in forest dynamics. Despite decades of effort to understand this process, many uncertainties remain. South American broadleaf…”
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Past Summer Temperatures Inferred From Dendrochronological Records of Fitzroya cupressoides on the Eastern Slope of the Northern Patagonian Andes by Lavergne, Aliénor, Daux, Valérie, Pierre, Monique, Stievenard, Michel, Srur, Ana Marina, Villalba, Ricardo

“…Estimating summer temperature fluctuations over long timescales in southern South America is essential for better understanding the past climate variations in…”
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Establishment of Nothofagus pumilio at Upper Treelines Across a Precipitation Gradient in the Northern Patagonian Andes by Srur, Ana M, Villalba, Ricardo, Rodríguez-Catón, Milagros, Amoroso, Mariano M, Marcotti, Eugenia

“…Trees at upper treelines are exposed to more extreme environmental conditions than those at lower elevations. Climate changes at the upper treeline facilitate…”
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Variations in Anarthrophyllum rigidum radial growth, NDVI and ecosystem productivity in the Patagonian shrubby steppes by Srur, Ana M., Villalba, Ricardo, Baldi, Germán

“…The lack of long-term records of productivity is a critical limitation to the study of ecosystem dynamics. Annual rings, a measure of growth in woody species,…”
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Improvement of isotope-based climate reconstructions in Patagonia through a better understanding of climate influences on isotopic fractionation in tree rings by Lavergne, Aliénor, Daux, Valérie, Villalba, Ricardo, Pierre, Monique, Stievenard, Michel, Srur, Ana Marina

“…Very few studies of stable isotopes exist across the Andes in South America. This study is the first presenting annually resolved chronologies of both δ18O and…”
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Grazing-induced morphological and growth rate changes in Anarthrophyllum rigidum, a Patagonian leguminous shrub by Srur, Ana M, Golluscio, Rodolfo A, Villalba, Ricardo, Hodara, Karina

“…Grazing influences the morphology and growth rate of shrubs, and consequently, their population dynamics. It has been shown that grazing directly affects the…”
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Annual variation and influence of climate on the ring width and wood hydrosystem of Prosopis flexuosa DC trees using image analysis by Giantomasi, María Alejandra, Juñent, Fidel Alejandro Roig, Villagra, Pablo Eugenio, Srur, Ana Marina

“…We developed chronologies based on the width of tree rings, total area of vessels, and the number of vessels per tree ring of the Prosopis flexuosa wood…”
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Climate and Nothofagus pumilio Establishment at Upper Treelines in the Patagonian Andes by Srur, Ana M., Villalba, Ricardo, Rodríguez-Catón, Milagros, Amoroso, Mariano M., Marcotti, Eugenia

“…The upper treeline provides a unique opportunity for documenting changes in forest dynamics in the context of current environmental fluctuations. Documenting…”
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Contrasting growth trends in Nothofagus pumilio upper-elevation forests induced by climate warming in the Southern Andes by Brand, Reinhardt, Srur, Ana Marina, Villalba, Ricardo

“…•Temperature increases favour tree growth in Andean mesic and wet treelines.•Tree growth is negatively affected by temperature increases at dry…”
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Imprints of Climate Signals in a 204 Year δ18O Tree-Ring Record of Nothofagus pumilio From Perito Moreno Glacier, Southern Patagonia (50°S) by Grießinger, Jussi, Langhamer, Lukas, Schneider, Christoph, Saß, Björn-Lukas, Steger, David, Skvarca, Pedro, Braun, Matthias H., Meier, Wolfgang J.-H., Srur, Ana M., Hochreuther, Philipp

“…A 204 year-long record of δ18O in tree-ring cellulose of southern beech (Nothofagus pumilio) from a site near Perito Moreno Glacier (50°S) in Southern…”
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δ13C and δ15N of plants in a longitudinal transect from the Andes to the Atlantic coast: Terrestrial baseline for paleodietary and paleocological studies by Tessone, Augusto, Srur, Ana, Aranibar, Julieta N

“…•δ13C and δ15N variability in modern plants from the Atlantic coast to the Andes.•δ13C and δ15N values of plants settle a baseline for isotopic studies of…”
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Climate, landscape, and human influences on fire in southern Patagonia: A basin-scale approach by Bianchi, Lucas O., Villalba, Ricardo, Oddi, Facundo J., Mundo, Ignacio A., Radins, Marcos, Amoroso, Mariano M., Srur, Ana Marina, Bonada, Anabela

“…•The basin-scale approach allowed to obtain results undetected at larger scales.•Human-caused fire ignition patterns varied along time and natural…”
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Climate-growth relationships of deciduous and evergreen Nothofagus species in Southern Patagonia, Argentina by Castellano, Paula L., Srur, Ana M., Bianchi, Lucas O.

“…Differences in growth patterns between a deciduous species, Nothofagus pumilio, and an evergreen species, Nothofagus betuloides, were analyzed in Lago del…”
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Long-term trends in radial growth associated with Nothofagus pumilio forest decline in Patagonia: Integrating local- into regional-scale patterns by Rodríguez-Catón, Milagros, Villalba, Ricardo, Srur, Ana Marina, Luckman, Brian

“…•We relate forest decline to long-term changes in Nothofagus pumilio radial growth.•Different patterns of growth between individuals from a single stand were…”
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