Results 21 to 30 of about 467,428 (175)

Framing Displacement, Forcing Perspective: Black Visual Geographies and the Crisis of Homelessness in Oakland

open access: yesAntipode, Volume 58, Issue 5, September 2026.
ABSTRACT While Black and visual geographies have examined the image's racial and spatial power, more work is needed to analyze how racial frames of view become spatially embedded. This paper advances such a practice by analyzing news images of homelessness in Oakland.
Clara Pérez Medina
wiley   +1 more source

Variación estacional de la composición proximal del mejillón Tagelus peruvianus (Bivalvia: Solecurtidae) del Golfo de Nicoya, Puntarenas, Costa Rica

open access: yesRevista de Biología Tropical, 2011
La extracción del mejillón Tagelus peruvianus representa una actividad económica complementaria de los pescadores artesanales, es una de las especies de mayor pesca y consumo ya que son una fuente importante de proteína, minerales y vitaminas esenciales ...
Cristian Fonseca Rodríguez   +4 more
doaj   +2 more sources

Elevation shapes alpine snow algal blooms and their influence on albedo reduction

open access: yesNew Phytologist, Volume 251, Issue 5, Page 2482-2496, September 2026.
Graphical summary of elevational trends in Sanguina‐dominated snow algal blooms. Increasing elevation was associated with larger cells, lower Chla content per cell, higher astaxanthin ratios, lower snow water content, and reduced cell‐normalized albedo, whereas algal cell density showed no consistent elevational trend.
Pablo Almela   +5 more
wiley   +1 more source

Guías docentes y contratos-programa en el área de Composición Arquitectónica [PDF]

open access: yes, 2012
Presentado en ocasión de la segunda jornada de “Composición Innova” el 7 abril de 2011, por Amparo Fernández March, ICE, Instituto de Ciencia de la Educación, Universidad Politécnica de Valencia, España[ES] Elaborar una guía docente consiste en ...
Guimaraens Igual, Guillermo   +1 more
core  

Assessing Gray Zone Risks in East Asia: A Threat Classification Framework Using Taiwan's ADIZ as a Case Study

open access: yesAsian Politics &Policy, Volume 18, Issue 3, July 2026.
ABSTRACT Gray‐zone activities have become a central feature of security competition in East Asia, particularly in the Taiwan Strait, where persistent military operations blur the boundary between coercion and armed conflict. This study develops a structured threat‐assessment framework for evaluating the intensity of PLA aerial gray‐zone pressure around
Shih‐Yin Liang, Hsuan‐Lei Shao
wiley   +1 more source

Evaluación del potencial nutritivo de especies arbustivas tropicales para la alimentación de cerdos de traspatio

open access: yesCiencia y Tecnología Agropecuaria, 2023
La producción porcina es una de las actividades pecuarias de interés económico de diferentes familias dedicadas a esta actividad pecuaria. La investigación se desarrolló con el objetivo de evaluar la composición nutricional de especies arbustivas ...
Euster Herwinton Alcívar Acosta   +5 more
doaj   +1 more source

Proximal femoral focal deficiency : a case report [PDF]

open access: yes, 2008
Proximal Femoral Focal Deficiency (PFFD) is a rare and complex congenital anomaly (1:50,000-200,000 population) that results in varying degrees of femoral hypoplasia with limb shortening and pelvic abnormalities.
Ellul, Marthese   +3 more
core  

Influencia de la cocción sobre la composición proximal, contenido de hierro, calcio, magnesio y vitamina c en amaranthus powelli "ATAJO" [PDF]

open access: yes, 2023
El trabajo de investigación tuvo como objetivo evaluar el efecto de la cocción sobre la composición proximal, contenido de hierro, calcio magnesio y vitamina C en Amaranthus powelli “Atajo”.
Santiago Ccarille, Jhakelin Keysi   +1 more
core  

Meta‐analysis on the effects of composition and configuration of landscape on the functional diversity of tropical mammals

open access: yesJournal of Applied Ecology, Volume 63, Issue 5, May 2026.
Our findings demonstrate that mammal functional richness in tropical regions requires integrating habitat amount and landscape configuration into land‐use planning. Conservation strategies should move beyond setting targets for total habitat area and explicitly incorporate configuration metrics that promote heterogeneity and functional connectivity. In
Julio J. Chacón‐Pacheco   +2 more
wiley   +1 more source

Proximal Knowledge-Based Classification [PDF]

open access: yes, 2008
Prior knowledge over general nonlinear sets is incor- porated into proximal nonlinear kernel classification problems as linear equalities. The key tool in this incorporation is the conversion of general nonlinear prior knowledge implications into ...
Mangasarian, Olvi   +2 more
core  

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