Results 51 to 60 of about 369,506 (209)

Foliar spectral signatures reveal adaptive divergence in live oaks (Quercus section Virentes) across species and environmental niches

open access: yesNew Phytologist, Volume 248, Issue 1, Page 370-388, October 2025.
Summary Genomic tools have advanced our understanding of species and population structure, but distinguishing neutral from adaptive evolution remains challenging due to limited methods for measuring a broad spectrum of phenotypic traits. We used spectroscopic data from preserved leaves to test for adaptive divergence among populations of live oaks ...
Mariana S. Hernández‐Leal   +3 more
wiley   +1 more source

En busca del maíz durangueño. Tensiones entre mercado libre y regulación gubernamental en tiempos de guerra, 1943-1944

open access: yesHistoria Mexicana El Colegio de México, 2012
Este trabajo aborda la difícil situación sucitada en México por la mala cosecha de maíz de 1943. En el contexto de la Segunda Guerra Mundial, la escasez y la carestía se sintieron aún con mayor fuerza, dada la dificultad de conseguir maíz en el ...
Luis Aboites Aguilar
doaj  

Policy Effectiveness in Managing Drug Shortages: Evidence From South Korea (2015–2024)

open access: yesWorld Medical &Health Policy, Volume 17, Issue 3, Page 561-572, September 2025.
ABSTRACT Drug shortages represent a growing policy challenge for healthcare systems worldwide. This study investigates actual drug shortage events in South Korea from 2015 to 2024, using a “Shortage Occurred vs. Shortage Non‐Occurred” framework to distinguish real‐world disruptions from administrative classifications.
Seung‐Rae Yu
wiley   +1 more source

Geoviolence: Climate Injustice, Labour Migration, and Intimacy

open access: yesAntipode, Volume 57, Issue 5, Page 1914-1932, September 2025.
Abstract In the context of anthropogenic climate change, it has become increasingly imperative to examine the socio‐ecological consequences of human‐made environmental degradation as a form of violence. I advance the term “geoviolence” to refer to human actions that increase suffering through the generation, exacerbation, or instrumentalisation of ...
Nora Komposch
wiley   +1 more source

The Price of Judicial Economy in the US [PDF]

open access: yes, 2017
In the US, courts widely perceive that judicial scarcity is a common problem threatening the fair and timely resolution of disputes. Courts cite the attendant interest in judicial economy to justify interpreting the procedural and substantive law to ...
Green, Bruce A.
core   +1 more source

Network dynamics revealed from eDNA highlight seasonal variation in urban mammal communities

open access: yesJournal of Animal Ecology, Volume 94, Issue 8, Page 1587-1602, August 2025.
Our novel study applied eDNA to track seasonal shifts in urban mammal communities, revealing changes in diversity and species interaction networks across 21 urban parks in Detroit. We highlight the influence of park size and human activity on biodiversity, demonstrating the utility of eDNA for urban conservation and wildlife management.
Jane Hallam, Nyeema C. Harris
wiley   +1 more source

Un análisis empírico de los factores determinantes de la revalorización de la filatelia de Mónaco: la tirada y la antigüedad como subvariables indicadoras de la escasez [PDF]

open access: yes, 2005
El objetivo de este trabajo es analizar si uno de los factores determinantes en la valoración de la filatelia, la escasez, es un factor determinante de la revalorización de la misma. Para ello hemos acudido a dos variables que determinan la escasez de un
Brândao, Elísio (Coordinador)   +4 more
core  

Drivers and potential solutions for transnational Illegal, Unreported and Unregulated fishing (IUU) in the Gulf of Honduras

open access: yesPeople and Nature, Volume 7, Issue 6, Page 1321-1333, June 2025.
Abstract The threat of Illegal, Unreported and Unregulated (IUU) fishing to global fisheries, particularly in lower‐income tropical regions, underscores the urgent need for science‐based solutions. This study explores the drivers and potential solutions to IUU fishing by Honduran fishers in the Cayman Crown reef, located within the territorial waters ...
Antonella Rivera   +5 more
wiley   +1 more source

El Lujo Silencioso en el Arte

open access: yesDaya
Este artículo de reflexión analiza el concepto de lujo silencioso en el arte contemporáneo como una forma estética refinada y discreta que evita la ostentación, al enfocarse en la calidad y la sutileza.
Désirée Arrizabalaga
doaj   +1 more source

Let the Poor Talk About “Poverty”: Revisiting Poverty Alleviation in Rural China With Machine Learning

open access: yesPoverty &Public Policy, Volume 17, Issue 2, June 2025.
ABSTRACT To tackle lasting rural poverty and fully eradicate absolute poverty by 2020, the Chinese government introduced the “targeted poverty alleviation” (TPA) policy in 2013. Quantitative assessments prove the policy's success; yet multidimensional aspects and subjective perceptions of rural poverty are insufficiently accounted for.
Lisa Hoeschle, Shuang Liu, Xiaohua Yu
wiley   +1 more source

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