Results 51 to 60 of about 6,928 (168)

Deciphering Freezing of Gait: What Neuropathology Reveals About an Episodic Phenomenon

open access: yesEuropean Journal of Neuroscience, Volume 63, Issue 12, June 2026.
Freezing of gait (FoG) occurs across Parkinson's disease, multiple neurodegenerative conditions and non‐neurodegenerative disorders. This review synthesizes the structural, neurochemical and proteinopathic substrates underlying FoG, showing how cumulative damage to distributed locomotor circuits—compounded by overlapping pathologies—progressively ...
Gabor G. Kovacs
wiley   +1 more source

Los desafíos de la lectura y la escritura en la educación superior: Caminos posibles [PDF]

open access: yes, 2008
Evaluación del desempeño o de las concepciones de los estudiantes. Propuestas pedagógicas y didácticas para favorecer el desempeño de los estudiantes. Formación de maestros universitarios.
Cadena Castillo, Sonia   +1 more
core  

De Gutemberg a la aldea global. (Re) pensar las políticas públicas en la era digital para la industria editorial en Argentina

open access: yesCuadernos de H Ideas, 2014
Los nuevos soportes de mercantilización de los bienes y obras intelectuales modifican lo que históricamente reconocemos como libro. Los libros electrónicos representan nuevos desafíos para la gestión de la industria editorial no solo por los cambios en ...
Paola Elizabet Fernández
doaj  

Sound Guides Object Size Choices in African Penguins Through Pitch–Size Association

open access: yesAnnals of the New York Academy of Sciences, Volume 1560, Issue 1, June 2026.
African penguins use auditory pitch to guide visual size choices. When hearing high‐pitched sounds, they preferentially approach and gaze at smaller objects, and when hearing low‐pitched sounds, they preferentially approach and gaze at larger ones.
Francesca Terranova   +5 more
wiley   +1 more source

Cadena perpetua: una sentencia sin fin

open access: yes
El incremento de violencia en la sociedad ha destacado de manera enfática las agresiones físicas. Ante estas situaciones, los políticos han implementado medidas para abordar estos hechos y reducir la inseguridad lo más pronto posible.
Anama Ortega, Karol Briyith   +4 more
core   +1 more source

Problemática económica y social de la cadena láctea en los contextos internacionales, nacionales y regionales

open access: yes, 2022
El artí­culo surge del proyecto de investigación: Estudio comparativo de la situación socioeconómica de los actores que conforman los diferentes eslabones de la cadena láctea en el departamento de Nariño. En su elaboración se asume el método descriptivo,
Narváez, William   +2 more
core  

The Origin and Diversification of Turmerics (Curcuma L.: Zingiberaceae) in Paleotropical Biodiversity Hotspots: The Role of Ancient Hybridisation and Historical Climate Change

open access: yesGlobal Ecology and Biogeography, Volume 35, Issue 5, May 2026.
ABSTRACT Aim To investigate the ecological and evolutionary mechanisms driving biodiversity in the Indo‐Malayan hotspots, with a particular focus on the roles of ancient hybridisation and historical climate in shaping species diversity. Location The Indo‐Malayan realm, particularly the Western Ghats‐Sri Lanka and Indo‐Burma biodiversity hotspots.
Marcos V. Dantas‐Queiroz   +14 more
wiley   +1 more source

Economía circular y cadena de suministro agroalimentaria

open access: yes
[ES] El uso de envases para alimentos se ha convertido en un problema complejo, con impacto creciente en el medio ambiente. Es por ello, que está acaparando la atención pública y política en muchos países. En la UE, se ha diseñado una política para hacer
Guaita-Pradas, Inmaculada   +2 more
core   +1 more source

The Case of the Missing Green Iguana Predators: Reviews of Ecological Literature Should Go Beyond Google Scholar

open access: yesThe Bulletin of the Ecological Society of America, Volume 107, Issue 2, April 2026.
Abstract Knowing about species interactions is essential for ecological research, conservation efforts, resource management, and maintaining healthy ecosystems, but many of these, such as reports of predation, may not always be published in easily located resources—if they are published at all.
Matthijs P. van den Burg, Hinrich Kaiser
wiley   +1 more source

Species characteristics predict the effectiveness of avian survey methods in an Afromontane sky‐island

open access: yesIbis, Volume 168, Issue 2, Page 520-540, April 2026.
Biodiversity conservation requires effective monitoring of ecological communities in remote locations, where limited accessibility often restricts survey efforts. Passive acoustic monitoring (PAM) is becoming an established method for measuring biodiversity, facilitated by the increased accessibility of autonomous recording units.
Vikram Malhi   +6 more
wiley   +1 more source

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