Results 11 to 20 of about 41,626 (147)

Phylogenetic position and reinstatement of Gayella (Sapotaceae), a monotypic genus endemic to Chile with an Eocene origin in continental Australia

open access: yesTAXON, Volume 72, Issue 2, Page 360-374, April 2023., 2023
Abstract Pouteria splendens is the only native species of Sapotaceae in Chile, a species once placed in the monotypic genus Gayella and known as G. valparadisaea, but for a long time treated as a Pouteria. In a phylogenetic analysis, this species was placed in an Australasian clade, not with its presumed relatives in South America.
Ulf Swenson   +4 more
wiley   +1 more source

Mesospheric Short‐Period Gravity Waves in the Antarctic Peninsula Observed in All‐Sky Airglow Images and Their Possible Source Locations

open access: yesJournal of Geophysical Research: Atmospheres, Volume 126, Issue 24, 27 December 2021., 2021
Abstract This study presents an analysis of OH airglow images observed from an all‐sky camera (ASC) at King Sejong Station (KSS), Antarctic for the 2012–2016 period. The two‐dimensional power spectra of short‐period gravity waves (<1 hr) as a function of phase velocities are obtained using the M‐transform method that employs the time sequence of ASC ...
Hosik Kam   +11 more
wiley   +1 more source

UEG Week 2023 Poster Presentations [PDF]

open access: yesUnited European Gastroenterol J, 2023
United European Gastroenterology Journal, Volume 11, Issue S8, Page 535-1498, October 2023.
europepmc   +2 more sources

Markedly Divergent Tree Assemblage Responses to Tropical Forest Loss and Fragmentation across a Strong Seasonality Gradient [PDF]

open access: yes, 2015
We examine the effects of forest fragmentation on the structure and composition of tree assemblages within three seasonal and aseasonal forest types of southern Brazil, including evergreen, Araucaria, and deciduous forests.
AR Ruschel   +76 more
core   +4 more sources

Documentos sobre a reforma monetária Argentina [PDF]

open access: yesBrazilian Journal of Political Economy
RESUMO Trata-se de uma compilação de discursos documentais do presidente da Argentina Raul Alfonsín e do ministro da Economia Juan Sourrouille sobre o Plano Austral.
RAUL ALFONSÍN, JUAN SOURROUILLE
doaj   +1 more source

Abstract [PDF]

open access: yesRes Pract Thromb Haemost, 2022
Research and Practice in Thrombosis and Haemostasis, Volume 6, Issue S1, October 2022.
europepmc   +2 more sources

Contribution to Local Landscape Units definition in OTALEX II [PDF]

open access: yes, 2012
OTALEX II is the Territorial and Environmental Observatory of Alentejo (Portugal) and Extremadura (Spain), co-financed by POCTEP, developed with the cross-border collaboration of several Portuguese and Spanish bodies.
Arancibia, Natalia   +9 more
core   +1 more source

Discusiones en torno al rol asignado a la inteligencia militar en la Argentina contemporánea

open access: yesRevista de Relaciones Internacionales, Estrategia y Seguridad, 2015
En el presente artículo de investigación nos proponemos indagar en la función asignada a la Inteligencia Militar por parte del Estado argentino. El propósito específico del trabajo implicó efectuar un ejercicio de interrogación sobre el papel jugado por ...
Ángel Pablo Tello, Julio César Spota
doaj   +1 more source

La cobertura regional del movimiento estudiantil chileno 2011: Prensa impresa y prensa digital en La Región de Los Ríos (Chile) [PDF]

open access: yes, 2015
This research aims to discover, through critical discourse analysis (CDA), the processes and forms of representation of social actors linked to the Chilean student movement in 2011, through the analysis of regional coverage of “El Diario Austral Región ...
Browne Sartori, Rodrigo   +2 more
core   +2 more sources

A high-altitude peatland record of environmental changes in the NW Argentine Andes (24 ° S) over the last 2100 years [PDF]

open access: yes, 2016
High-altitude cushion peatlands are versatile archives for high-resolution palaeoenvironmental studies, due to their high accumulation rates, range of proxies, and sensitivity to climatic and/or human-induced changes. Especially within the Central Andes,
Hense, Jonathan   +7 more
core   +3 more sources

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