Results 31 to 40 of about 16,292,110 (214)

Exploring Costa Rica's fungal trends: Insights from digitized specimens

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1256-1274, July 2026.
Fungi are essential to tropical ecosystems but remain largely absent from conservation agendas. By analyzing over 78,000 fungal records from Costa Rica—a globally recognized biodiversity hotspot—this study reveals key patterns in fungal diversity, distribution, and seasonality.
Melissa Mardones   +2 more
wiley   +1 more source

Estudio temporal de la distribución de la riqueza mediante curvas de Lorenz.

open access: yesRect@, 2004
En este trabajo se pretende utilizar conceptos básicos relacionados con el Análisis Matemático (interpolación e integración de funciones en dos variables) para realizar un estudio de la distribución de la riqueza en un periodo de tiempo en diferentes ...
Martín Caraballo, Ana M.   +1 more
doaj  

Effects of selective harvest on antler size of white‐tailed deer in Texas, USA

open access: yesWildlife Monographs, Volume 222, Issue 1, June 2026.
We conducted 20 years of experiments on the selective harvest of white‐tailed deer by antler size, judged inferior, in 2 areas of South Texas, USA. Selective harvest increased the phenotypic antler size of older males in one study area but not the other. There was little evidence of evolution resulting from selective harvesting. Abstract There has been
Don A. Draeger   +8 more
wiley   +1 more source

El papel de la procrastinación académica como factor de la deserción universitaria

open access: yesRevista Complutense de Educación, 2016
Se presentan las tendencias en el estudio de la procrastinación académica y lo que estas pueden ofrecer a la comprensión de la deserción universitaria.
Angélica Garzón Umerenkova   +1 more
doaj   +1 more source

Role of freshwater availability and terrestrial land‐cover change in the distribution of a declining, terrestrial, insectivorous bird

open access: yesConservation Biology, Volume 40, Issue 3, June 2026.
Abstract Insectivorous, Afro‐Palearctic migrant birds provide cross‐border ecosystem services, but many are declining rapidly. The complex life cycle of migrant birds makes their conservation difficult, but understanding where they spend time during the breeding season can help indicate where those actions will be most effective.
Catrin F. Eden   +5 more
wiley   +1 more source

Harnessing social media data to track species range shifts

open access: yesConservation Biology, Volume 40, Issue 3, June 2026.
Abstract Biodiversity monitoring programs and citizen science data remain heavily biased toward the Global North. Especially in megadiverse countries with limited biodiversity records, incorporating social media data can help address existing data gaps.
Shawan Chowdhury   +15 more
wiley   +1 more source

Optimización del Proceso de Impregnación de Catalizadores CuO/CeO_2 /Al_2O_3 Empleados en la Oxidación Preferencial de CO

open access: yesTecnología y Ciencia, 2019
Los sistemas catalíticos basados en Cu y Ce soportados en γ-Al2O3 han mostrado ser sumamente efectivos para la oxidación preferencial de CO en una corriente rica en H2.
Ignacio Iglesias   +2 more
doaj  

Wind Integrated Time series load flow analysis for a Practical Distribution System

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2017
El viento es una fuente limpia de energía, que es naturalmente disponible y ha estado reemplazando las centrales de energía eléctrica convencionales no perennes tales como trmicas, hidroelectricas,nucleares etc., La innovación en el diseño ha reducido ...
Balakrishnan Muruganantham   +1 more
doaj   +1 more source

Issues of Bounded Geographies and Participatory Governance in Accessing Water in Informal Settlements: A Case of Khulna City, Bangladesh

open access: yesWorld Water Policy, Volume 12, Issue 2, May 2026.
ABSTRACT This paper explores the unequal water supply infrastructure in Khulna city's informal settlements, focusing on the largest slum, Rupsha. It investigates both formal and informal water governance, examining the roles of various actors, their decision‐making processes, and the challenges these settlements face in accessing water.
Md Salauddin, Awais Piracha
wiley   +1 more source

Distribución y aspectos poblacionales del lobo Ibérico en la provincia de Ourense [PDF]

open access: yes, 2005
Para determinar el área de distribución del lobo en la provincia de Ourense (noroeste de España) se realizaron prospecciones de campo consistentes en itinerarios de muestreo para localizar indicios y se enviaron cuestionarios a los Agentes del Servicio ...
Llaneza, L   +4 more
core  

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