Results 51 to 60 of about 1,206,164 (211)

Aperiodic Clustered and Periodic Hexagonal Vegetation Spot Arrays Explained by Inhomogeneous Environments and Climate Trends in Arid Ecosystems

open access: yesGeophysical Research Letters, Volume 52, Issue 21, 16 November 2025.
Abstract Due to climate change, overgrazing, and deforestation, arid ecosystems are vulnerable to desertification and land degradation. As aridity increases, vegetation cover loses spatial homogeneity and self‐organizes into heterogeneous vegetation patterns, a step before a catastrophic shift to bare soil.
David Pinto‐Ramos   +3 more
wiley   +1 more source

Registros de aves de selva en Catamarca, Argentina

open access: yesEl Hornero, 2000
In this paper we provide records of forest birds obtained during several surveys carried out in the mountains of Catamarca Province, Argentina, from 1981 to 1991. Thirty seven species are listed including localities, date and number of birds recorded. Catamarca province, at the southern end of the Yungas, contains about 63 % of the forest birds found ...
Nores, Manuel   +2 more
openaire   +3 more sources

El desafío de la conducción en sistemas de alta densidad en olivo en el Valle Central de Catamarca [PDF]

open access: yes, 2023
En definitiva, son las grandes incógnitas de este sistema de modelos intensivos que cada día tiene mayor interés por discernir los distintos aspectos técnicos a saber.
Juri, Claudia Marisol   +4 more
core   +1 more source

REACCIÓN DE REDUCCIÓN DE OXÍGENO EN SUPERFICIE DE AU SOBRE TI CON ÓXIDO FORMADO POTENCIODINÁMICAMENTE ANTES Y DESPUÉS DEL DEPÓSITO DE AU

open access: yesAnales (Asociación Física Argentina), 2021
Una de las reacciones más importantes para la ciencia y la tecnología electroquímica es la reducción electrocatalítica del oxígeno. Particularmente es relevante en las celdas de combustible debido a que es una reacción lenta y exige sobrepotenciales ...
Eliseo Narciso Díaz   +3 more
doaj  

Assembling for Water: The Prefigurative Politics of Land Futures in Argentina

open access: yesAntipode, Volume 57, Issue 6, Page 2213-2240, November 2025.
Abstract As in other areas of Argentina, residents from the Norte Neuquino in the northwestern reaches of Patagonia are concerned about the recent advancements of extractivism onto their territories. Their analysis is clear: the environmental crisis is directly linked to a democratic one, and they engage in a wide range of actions to envision and enact
Mattias Borg Rasmussen   +1 more
wiley   +1 more source

Repositorios digitales y software open source

open access: yesRevista Iberoamericana de Tecnología en Educación y Educación en Tecnología, 2015
En la actualidad las universidades se encuentran en constante evolución, fruto de la transformación generada por la sociedad de la información y el conocimiento, donde la transversalidad son las Tecnologías de la Información y Comunicación (TIC), que ...
María Vanesa Doria   +2 more
doaj  

Primer registro documentado del Anó Grande (Crotophaga major) en la provincia de Catamarca, Argentina

open access: yesNuestras Aves
El Anó Grande se distribuye principalmente en el Noreste de la Argentina, por lo que la provincia de Catamarca está fuera del área de distribución teórica de la especie.
Rocío V. Reales   +2 more
doaj   +1 more source

Plant Trait Matching Occurs in Facilitative Interactions Across Global Drylands

open access: yesGlobal Ecology and Biogeography, Volume 34, Issue 11, November 2025.
ABSTRACT Aim Plant functional traits can influence interaction outcomes between nurse and target plants through a “functional trait match”, which occurs when the traits of nurse plants ameliorate their environment, and target plants possess traits that allow them to benefit from this ameliorated environment.
Imke C. Smit   +54 more
wiley   +1 more source

Species Limits and Hybridization in Andean Leaf‐Eared Mice (Phyllotis)

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
Diversification of Phyllotis coincided with mid‐ to late‐Pleistocene climate change. Species delimitation revealed cryptic diversity within several nominal forms. Genomic analyses revealed evidence for introgressive hybridization. ABSTRACT Leaf‐eared mice (genus Phyllotis) are among the most widespread and abundant small mammals in the Andean Altiplano,
Marcial Quiroga‐Carmona   +13 more
wiley   +1 more source

Non‐visible aspects of ceramics: Archaeological science approaches in Andean pottery studies

open access: yesArchaeometry, Volume 67, Issue S2, Page S100-S140, July 2025.
Abstract This article examines the history of the application of archaeological science in studies of pre‐Hispanic pottery from the Andes, South America, through academic publications from the 1960s to the present. It details the questions addressed by, analytical tools used for and theoretical underpinnings of investigations into provenance and ...
Andrea Martínez‐Carrasco   +1 more
wiley   +1 more source

Home - About - Disclaimer - Privacy