Results 21 to 30 of about 25,028 (144)

Limited biomass recovery from gold mining in Amazonian forests

open access: yesJournal of Applied Ecology, Volume 57, Issue 9, Page 1730-1740, September 2020., 2020
To achieve large‐scale restoration targets, Guyana and other Amazonian countries will be challenged to remediate previously mined lands. The recovery process is highly dependent on nitrogen availability rather than mercury contamination, affecting woody biomass regrowth.
Michelle Kalamandeen   +14 more
wiley   +1 more source

El "Escudo de Heracles" de Hesíodo: écfrasis y narración en la épica arcaica

open access: yesClassica, Revista Brasileira de Estudos Clássicos, 2001
No "Escudo de Héracles" e no carmen 64 de Catulo (o "epitalâmio" de Peleu e Tetis), a écfrasis ocupa praticamente a metade do poema. Embora a de Catulo descreva como Teseu abandona Ariadne e consista, dessa forma, numa narrativa paralela à história ...
David Konstan
doaj   +1 more source

Escudo de Blumer: signo diagnóstico de la diseminación a distancia del cáncer gástrico difuso

open access: yesRevista Colombiana de Cirugía, 2021
Introducción. Se conoce como escudo de Blumer al engrosamiento neoplásico del fondo de saco de Douglas, palpable al tacto rectal como una protrusión en forma de resalte, presente en pacientes afectados por carcinomas con infiltración difusa.
Aingeru Sarriugarte-Lasarte   +4 more
doaj   +1 more source

El otro cuerpo de la ciudad. Uso y función del escudo de armas de la Ciudad de México desde la perspectiva de su cabildo secular (1523-1629)

open access: yesAnales del Instituto de Investigaciones Estéticas, 2022
Este artículo se centra en el papel que desempeñó el escudo de armas de la Ciudad de México como segundo cuerpo de la ciudad y de su cabildo secular entre 1523 y 1629.
Alejandro Aranda Ruiz
doaj   +1 more source

Barcoding Analysis of Paraguayan Squamata

open access: yesDiversity, 2019
Paraguay is a key spot in the central region of South America where several ecoregions converge. Its fauna (and specifically its herpetofauna) is getting better studied than years before, but still there is a lack of information regarding molecular ...
Pier Cacciali   +2 more
doaj   +1 more source

Don Azulay Manduca Vásquez de San Martín de Amacayacu comunidad tikuna

open access: yesMundo Amazónico, 2015
Noticia sobre el fallecimiento de sabio indígena.  Perfil biográfico y resumen de sus aportes a diferentes procesos de estudio e investigación. Ilustración de su pensamiento innovador y creativo a través de la interpretación que daba al escudo tikuna ...
María Emilia Montes
doaj   +1 more source

Cryptic Diversity in the Neotropical Gecko Genus Phyllopezus Peters, 1878 (Reptilia: Squamata: Phyllodactylidae): A New Species from Paraguay

open access: yesInternational Journal of Zoology, Volume 2018, Issue 1, 2018., 2018
The gecko genus Phyllopezus is distributed mainly along South America’s “Dry Diagonal” (Caatinga, Cerrado, and Chaco). The genus has been the subject of recent taxonomic analyses and includes four described species and seven candidate species referred to here as Phyllopezus pollicaris sensu lato.
Pier Cacciali   +4 more
wiley   +1 more source

Chromatic variation in populations of Xenodon merremi (Serpentes: Dipsadidae) in Paraguay

open access: yesActa Herpetologica, 2010
Xenodon merremi is a polychromatic species distributed in South America. Among its wide range of color patterns, the most common pattern resembles a pitviper of the genus Bothrops.
Pier Cacciali
doaj   +1 more source

The Normative Shield: How the BRICS Loose Alliance Promotes Authoritarian Resilience

open access: yesWorld Affairs, Volume 189, Issue 3, Fall 2026.
ABSTRACT This article investigates whether the BRICS grouping strategically deploys high‐level diplomatic visits to bolster incumbent autocrats facing domestic instability, thereby promoting “authoritarian durability.” Utilizing a novel dataset of official visits by the five core members (Brazil, Russia, India, China, and South Africa) between 1991 and
Bülent Aras, Burcu Fazlıoğlu
wiley   +1 more source

Escribir en comunidad: Construcción de relaciones y responsabilidad en la producción de conocimiento

open access: yesAmerican Anthropologist, Volume 127, Issue 3, Page 447-465, September 2025.
ABSTRACT As anthropology reckons with its past, present, and future, anthropologists increasingly seek to challenge inequities within the discipline and academia more broadly. Anthropology, regardless of subdiscipline, is a social endeavor. Yet research often remains an isolating (though not necessarily solitary) process, even within research teams and
Jordi Armani Rivera Prince   +16 more
wiley   +1 more source

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