Results 41 to 50 of about 7,961 (163)

Defining the phylogeographic relationship between cis- and trans-Andean populations of Dendrocincla fuliginosa and Xenops minutus in Colombia

open access: yesRevista Mexicana de Biodiversidad, 2020
Due to the position of Colombia between Central and South America, and the presence of several ecosystems in its territory, phylogeographic information from populations across this country is fundamental to understand the evolutionary history of ...
Enrique Arbeláez-Cortés
doaj   +1 more source

New country record for Tetramereia convexa (Harold, 1869) (Coleoptera: Scarabaeidae: Scarabaeinae) [PDF]

open access: yes, 2013
Tetramereia convexa (Harold, 1869) (Coleoptera: Scarabaeidae: Scarabaeinae) is reported for the first time from Loreto in Peru, being the western most record of the species in South America.Tetramereia convexa (Harold, 1869) (Coleoptera: Scarabaeidae ...
Ampudia Gatty, Christian   +2 more
core  

Measuring the Gender Gap in Unpaid Care Work in Colombia: A Decomposition Analysis

open access: yesSocial Policy &Administration, Volume 59, Issue 6, Page 1055-1071, November 2025.
ABSTRACT Care work plays a vital role in developing, maintaining and enhancing human capabilities, yielding substantial benefits for both individuals and society. Among the various forms of care work, childcare stands out as one of its most significant determinants.
Sandra Balanta‐Cobo   +3 more
wiley   +1 more source

Prioridades para la conservación de los peces de agua dulce en la Orinoquia andina de Colombia

open access: yesCaldasia, 2021
La Orinoquia andina en Colombia ha sido muy afectada por la intervención antrópica. Aunque se han realizado ejercicios de priorización de áreas importantes para la conservación que han incluido a los peces de agua dulce, estos sólo han tenido en cuenta ...
Jhon Edison Zamudio
doaj   +1 more source

La percepción del estado de salud: una mirada a las regiones desde la encuesta de calidad de vida 2003 [PDF]

open access: yes, 2012
En este documento se estudia el impacto de un conjunto de variables sobre la percepción del estado de salud de los individuos en las regiones que establece la Encuesta Nacional de Calidad de Vida (ECV) realizada por el Departamento Administrativo ...
García Cruz, Gustavo Adolfo - Autor/a   +1 more
core  

Ensuring Pollinator Presence in Expanding Oil Crops: The Case of Mystrops debilis (Nitidulidae) and the Macauba Palm (Acrocomia aculeata, Arecaceae)

open access: yesJournal of Applied Entomology, Volume 149, Issue 8, Page 1180-1195, September 2025.
ABSTRACT The macauba palm (Acrocomia aculeata, Arecaceae) is a Neotropical native oil palm, increasingly important in Central and South America due to rising demand for raw materials and its potential for bioenergy. Understanding its pollinator ecology is crucial to identify new areas for cultivation. This study examines the structure of floral visitor
Javier Carreño‐Barrera   +3 more
wiley   +1 more source

How Accurate Are High Resolution Settlement Maps at Predicting Population Counts in Data Scarce Settings?

open access: yesPopulation, Space and Place, Volume 31, Issue 6, August 2025.
ABSTRACT Despite the recent milestone of the world population surpassing 8 billion, disparities in population data reliability persist, with many countries facing outdated or incomplete census data. Such inaccuracies have far‐reaching implications for various sectors, including public health, urban planning, and resource allocation. The study leverages
Edith Darin   +2 more
wiley   +1 more source

Multiple sclerosis: A descriptive series

open access: yesNeurology Perspectives
Introduction: Multiple sclerosis (MS) is a chronic multifocal inflammatory demyelinating disease that progresses with neurodegeneration and is associated with a high risk of disability.
L. Garcia-Agudelo   +4 more
doaj   +1 more source

Dinámicas y conflictos por acaparamiento de la tierra en la Orinoquía y Amazonía colombiana

open access: yesRevista Kavilando, 2022
El acaparamiento y extranjerización de tierras busca forzar un cambio en el uso y el modelo económico, pasando así de dinámicas de economías campesinas, étnicas o comunitarias a usos agroindustriales, legales o ilegales.
Luis Alfredo Burbano Narváez
doaj  

Reconfiguración de los patrones de migración interregional en Colombia (2005-2013): empleo, actividad económica y sistema nacional de ciudades [PDF]

open access: yes, 2018
15 p.La configuración del sistema de ciudades de Colombia inició su proceso con la fundación de Santa Marta durante la conquista del territorio colombiano, seguida de los asentamientos hacia los Llanos Orientales, para expandirse luego por el territorio ...
Enríquez-Sierra, Hernán Darío   +1 more
core  

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