Results 41 to 50 of about 2,119,925 (133)

Phylogenomics and biogeography of the cleptoparasitic bee genus Triepeolus Robertson (Hymenoptera: Apidae), with a revised subgeneric classification of Triepeolus and its sister genus, Epeolus Latreille Filogenómica y biogeografía del género de abejas cleptoparásitas Triepeolus Robertson (Hymenoptera: Apidae), con una clasificación subgenérica revisada para Triepeolus y su género hermano, Epeolus Latreille

open access: yesSystematic Entomology, Volume 51, Issue 1, January‐March 2026.
A subgeneric classification is proposed for Triepeolus—the second‐largest genus of cleptoparasitic apid bees in the world—and its sister genus Epeolus, with support from a newly presented dated phylogeny. Phylogenomic analysis based on ultraconserved elements revealed strong support for the monophyly of Triepeolus, which diverged from Epeolus sometime ...
Thomas M. Onuferko   +2 more
wiley   +1 more source

A habitat‐based approach to reporting the direct impacts of an organization on biodiversity

open access: yesConservation Biology, Volume 39, Issue 6, December 2025.
Abstract There is a rapidly growing need for efficient but rigorous methods for organizations to assess and disclose their biodiversity impacts. We devised a habitat‐based analytical approach for estimating the direct impacts of an organization on biodiversity.
Karel Mokany   +6 more
wiley   +1 more source

Modelos geomáticos con base en transición para el análisis espacial en Villahermosa, Tabasco

open access: yes, 2017
La periurbanizacion desmedida de Villahermosa, localizada en la cuenca baja del rio Grijalva, ha impactado al sistema natural desde hace 40 anos. Para analizar la dinamica espacial de Villahermosa, asi como sus efectos y alternativas, se construyeron ...
M. Cruz   +4 more
semanticscholar   +1 more source

Amazonia's Cassava and Manioc Through Historical Times

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 30, Issue 4, December 2025.
ABSTRACT This provocation calls readers to think more deeply about the role anthropology could play in radically disrupting plant blindness. Thanks to Environmental Humanities, the natural world is no longer apprehended as a mere backdrop to human activity.
Laura Rival
wiley   +1 more source

Efectos de la crisis económica sobre el emprendimiento en empresas de economía social en España: un análisis espacial

open access: yes, 2017
En los ultimos anos, la desfavorable evolucion de la coyuntura economica ha provocado intensos cambios estructurales y espaciales en la creacion de empresas que cuestionan la validez de algunos supuestos basicos sobre dinamica emprendedora y desarrollo ...
S. Cantarero   +2 more
semanticscholar   +1 more source

Scale‐Dependent Effects of Landscape Heterogeneity on Butterfly Functional and Taxonomic Diversity in Andean Urban Parks

open access: yesEcology and Evolution, Volume 15, Issue 10, October 2025.
Local vegetation structure and landscape composition significantly affect butterfly diversity, underscoring the role of habitat quality in shaping butterfly assemblages ABSTRACT Urbanization poses a significant threat to biodiversity, reducing native species diversity in cities.
Nathali Coral‐Acosta   +3 more
wiley   +1 more source

Análisis espacial de susceptibilidad de erosión en una cuenca hidrográfica del trópico húmedo de Costa Rica

open access: yes, 2017
El objetivo del presente estudio consiste en evaluar el estado de conservacion de una cuenca hidrografica en el tropico humedo de Costa Rica en terminos de su capacidad de proveer el servicio ecosistemico control de erosion. Mediante la interpretacion de
Iván Pérez-Rubio, Andreas Mende
semanticscholar   +1 more source

Cumulative Extreme Events Threaten Penguin Habitats Across the Southern Hemisphere

open access: yesGlobal Change Biology, Volume 31, Issue 10, October 2025.
This study examines how multiple extreme events overlap across the Southern Hemisphere, focusing on hotspots of 18 penguin species across both land and sea. African, Snares, Emperor, Adélie and Galápagos penguins experience the greatest combined exposure, and most species are projected to face more frequent extremes if current trends persist.
Míriam Gimeno   +4 more
wiley   +1 more source

Monitoring population extinction risk with community science data

open access: yesJournal of Applied Ecology, Volume 62, Issue 9, Page 2133-2147, September 2025.
Our modelling framework provides a robust, computationally efficient and easy‐to‐apply tool for monitoring local persistence probability that can support global conservation efforts. This will complement the monitoring of species population viability in places where standardized monitoring is still lacking, but community science observations are common.
Orlando Acevedo‐Charry   +8 more
wiley   +1 more source

Análisis espacial de la ordenación territorial en áreas rurales de baja densidad demográfica: El caso de Extremadura

open access: yes, 2017
Territorial planning trough the creation of rural-urban partnerships is one of the hottest issues today. The purpose is to organize efficiently the resources and equipment of rural areas in crisis y with demographic and socioeconomic problems.
Ana Nieto Masot   +2 more
semanticscholar   +1 more source

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