Results 81 to 90 of about 14,273,827 (206)

Patagonian Imaginary Nature: Colonial Narratives in Documentary Films on Subnational Spaces (1920–1955)

open access: yesBulletin of Latin American Research, Volume 45, Issue 1, January 2026.
This study contributes to the ongoing historical examination of ecological and postcolonial questions in Latin America through the lens of new media genre narratives. Early 20th‐century documentary films of Argentine Patagonia institutionalised a natural binary opposition, positioning those challenging colonial power relations based on natural ...
Cielo Zaidenwerg, Mauricio Dimant
wiley   +1 more source

Preliminary data on movements and health condition of the first radio-collared huemul (Hippocamelus bisulcus) population study in Argentina [PDF]

open access: yes, 2018
Aun cuando solo quedan menos de 500 ejemplares de huemul patagonico (Hippocamelus bisulcus) en Argentina, existe escasa información sobre su ecología y dinámicas poblacionales.
Escobar Ruiz, Miguel   +2 more
core  

Chloroplast Genome Characterization of Benthamiella Patagonica (Benthamielleae, Solanaceae)

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
This study presents the first complete chloroplast genome (155,570 bp) of Benthamiella patagonica, representing the early‐diverging tribe Benthamielleae within Solanaceae. Comparative genomic analyses revealed high structural similarity with other Solanaceae species, while phylogenetic reconstruction confirmed B.
Abdullah   +6 more
wiley   +1 more source

Nuevos registros de Ceratopogonidae (Diptera) para Argentina y Chile [PDF]

open access: yes, 2010
New records are provided for 22 species of biting midges (Diptera: Ceratopogonidae) from Argentina and Chile, 12 belonging to Forcipomyia Meigen, two to Atrichopogon Kieffer and Culicoides Latreille, and one to Leptoconops Skuse, Dasyhelea Kieffer ...
Gaddi, Ana Laura   +2 more
core  

Macraucheniidae y Proterotheriidae (Mammalia, Litopterna) de Quebrada Fiera (Oligoceno tardío), Mendoza, Argentina [PDF]

open access: yes, 2019
In this contribution we present new specimens of Litopterna recovered during the last decade in Quebrada Fiera (Mendoza Province, Argentina), whose fossiliferous sediments, currently recognized as the base of Agua de la Piedra Formation, are assignable ...
Cerdeño Serrano, Maria Esperanza   +2 more
core   +1 more source

Morfología valvar de Didymosphenia geminata (Bacillariophyceae) en la provincia de Chubut, Argentina.

open access: yes, 2016
Didymosphenia was recently found in Patagonia forming massive proliferations. In Argentina the species scattered in a short time to five provinces. Here, we analyse morphologic and morphometric data of specimens collected at Chubut Province, Argentina ...
Noelia M. Uyua   +3 more
semanticscholar   +1 more source

Biological invasions: a global assessment of geographic distributions, long‐term trends, and data gaps

open access: yesBiological Reviews, Volume 100, Issue 6, Page 2542-2583, December 2025.
ABSTRACT Biological invasions are one of the major drivers of biodiversity decline and have been shown to have far‐reaching consequences for society and the economy. Preventing the introduction and spread of alien species represents the most effective solution to reducing their impacts on nature and human well‐being.
Hanno Seebens   +64 more
wiley   +1 more source

Dos nuevas especies de Pogonomyrmex (Hymenoptera: Formicidae) de la Argentina [PDF]

open access: yes, 2009
Se describen dos nuevas especies de Pogonomyrmex Mayr para la Argentina: P. mendozanus sp. nov. y P. kusnezovi sp. nov. Se presenta una lista actualizada de las especies de Pogonomyrmex de la Argentina junto con datos de distribución, comentarios sobre ...
Claver, Silvia   +1 more
core  

Iron and other transition metals in Patagonian riverborne and windborne materials: Geochemical control and transport to the southern South Atlantic Ocean [PDF]

open access: yes, 2003
The bulk of particulate transition metals transported by Patagonian rivers shows an upper crustal composition. Riverine particulate 0.5 N HCl leachable trace metal concentrations are mainly controlled by Fe-oxides. Complexation of Fe by dissolved organic
Bidart, Susana M.   +4 more
core   +2 more sources

Reconstruction and Phylogenetic Significance of a New Equisetum Linnaeus Species from the Lower Jurassic of Cerro Bayo (Chubut Province, Argentina)

open access: yes, 2015
. We describe Equisetum dimorphum sp. nov. from the Lower Jurassic of Chubut Province, Patagonia, Argentina. This new species Is based on fertile and vegetative remains preserved as Impressions of stems, leaves, strobili, transversal sections of the ...
A. Elgorriaga   +4 more
semanticscholar   +1 more source

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