Results 41 to 50 of about 20,140 (165)

Estado de salud de comunidades de coral en Punta Pitt y Bahía Rosa Blanca, Islas Galápagos [PDF]

open access: yes, 2011
Coral reefs are one of the most important ecosystems on Earth and are the habitat for numerous marine species. They provide several ecological services for the human being. Additionally, Climate change and other direct human alterations has caused shifts
Vinueza Hidalgo, Gabriela Stephanie
core  

Personaje: Eliseo Verón: una marca de "estilo"

open access: yesChasqui, 2010
El coloquio se organizó a partir de exposiciones, comentarios y debates sobre mediatización, sociedad y sentido. La socio-semiótica de Verón se posicionó como punto de vista privilegiado para su abordaje.
Sandra Valdettaro
doaj   +1 more source

Anna Murià, traductora (in)visible [PDF]

open access: yes, 2006
Des que l'agost de 1941 Anna Murià (Barcelona, 1904 - Terrassa, 2002) va instal·lar-se a Mèxic, amb el seu company Agustí Bartra, la traducció va esdevenir la seva principal ocupació remunerada.
Bacardí, Montserrat
core   +1 more source

Desertification Risk: Bibliometric Analysis and Future Research Directions

open access: yesLand Degradation &Development, Volume 37, Issue 8, Page 3331-3348, 15 May 2026.
ABSTRACT Desertification, driven by climatic and anthropogenic factors, is one of the most pressing global environmental challenges, causing significant economic, ecological, and social consequences. A bibliometric analysis was performed to identify research trends and gaps in the desertification risk topic.
Fatima‐Ezzahrae Imam   +5 more
wiley   +1 more source

Des logiques militantes et productives en tension ? L’exemple de la politique d’achat et de vente d’une coopérative alimentaire parisienne

open access: yesLien Social et Politiques, 2023
Cet article entend nuancer une thèse mise en avant par de nombreux travaux sur les coopératives alimentaires, qui souligne les tensions entre leurs objectifs militants et productifs. En mobilisant les données d’une enquête ethnographique réalisée à Paris
Bérangère Véron
doaj   +1 more source

A systematic review evaluating the performance of eDNA methods relative to conventional methods for biodiversity monitoring

open access: yesEcography, Volume 2026, Issue 5, May 2026.
The rapid adoption of environmental DNA (eDNA) methods has drastically changed biodiversity monitoring efforts. It is often claimed that eDNA methods are more sensitive and efficient than conventional biodiversity monitoring methods, but it is often unclear what metrics support this claim.
Nicholas J. Iacaruso   +4 more
wiley   +1 more source

The newspaper as political institution: theoretical keys for understanding the symbolic struggles of journalistic discourse in popular Latin American newspapers [PDF]

open access: yes, 2017
Frente a un contexto político latinoamericano en el que los periódicos masivos y comerciales se consolidaron como actores influyentes en los debates sobre los destinos de las naciones, se plantea en este artículo el interrogante acerca de qué ...
de Diego, Julia
core   +1 more source

Eliseo Verón. Midiatização da política: trajetórias

open access: yesInMediaciones de la Comunicación, 2019
O trabalho se apresenta em torno da obra de Eliseo Verón e tem o propósito de configurar alguns momentos chaves de suas investigações, publicadas em diferentes idiomas, sobre o processo de midiatizaçao da política.
Antonio Fausto Neto, Aline Weschenfelder
doaj  

A Continuum of Biodiversity: Revealing Marine Tropical Fish Diversity From Intra‐ to Interspecific Variation Through Environmental DNA

open access: yesEnvironmental DNA, Volume 8, Issue 3, May‐June 2026.
This study applies eDNA metabarcoding on conserved and hypervariable mitochondrial markers to assess species diversity in Caribbean marine fishes and population haplotype diversity in grunts. By standardizing biodiversity monitoring across scales, eDNA provides a unified understanding of the processes generating diversity patterns from populations to ...
Maurine Vilcot   +7 more
wiley   +1 more source

Free Tools—Not So “Free”? The Evolution, Risks and Costs of Fishery Stock Assessment Tools

open access: yesFish and Fisheries, Volume 27, Issue 3, Page 674-694, May 2026.
ABSTRACT In fisheries stock assessment, free software tools have proliferated in recent years. These tools provide standardised and, in many cases, well‐tested and efficient ways to conduct and support stock assessments, making cutting edge expertise globally accessible.
Natalie Anne Dowling   +6 more
wiley   +1 more source

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