Results 21 to 30 of about 43,135 (290)

Role of a campesine reserve zone in the Magdalena Valley (Colombia) in the conservation of endangered tropical rainforests

open access: yesNature Conservation Research: Заповедная наука, 2023
Tropical forests of Colombia have one of the highest deforestation rates in the world. The humid forest of the Magdalena valley region is one of the ecosystems with the highest risk of landscape transformation, despite being home to many endemic and ...
Natalia Trujillo-Arias   +2 more
doaj   +1 more source

Distribución y abundancia de la raya del Magdalena (Potamotrygon magdalenae: Potamotrygonidae) en el Complejo Cenagoso de Zapatosa, Colombia

open access: yes, 2023
The Stingray from Magdalena (Potamotrygon magdalenae) is not a target species of the Magdalena basin fisheries. It is usually discarded alive, but not before having broken its tail thorn or stinger, for which it does not appear frequently in artisanal ...
Altamar, Jairo   +3 more
core   +1 more source

Factory acceptance of the automated alignment system for the Magdalena Ridge Observatory Interferometer

open access: yesOptical and Infrared Interferometry and Imaging VIII, 2022
The Magdalena Ridge Observatory Interferometer (MROI) will soon incorporate an Automated Alignment System (AAS) to help limit visibility losses due to beam misalignment to ~1%. This paper focuses on two key AAS components: (1) a dual-wavelength beacon at each unit telescope and (2) a detector for measuring the shear and tilt of beams of light arriving ...
Luis, James JD   +6 more
openaire   +2 more sources

Estado del recurso hídrico en el campus de la Universidad del Magdalena, Colombia

open access: yes, 2023
SSanta Marta has a drinking water deficit of 1,600 L/day, which is why, since 2014, an underground water well has been located at the University of Magdalena.
Romero , Isaac   +3 more
core   +1 more source

Silvopastoral systems and ecological connectivity in a grazing landscape of the Magdalena Medio region, Colombia

open access: yesRevista Agroecossistemas, 2022
Este artigo resume um esforço colaborativo de seis anos durante o qual o CIPAV e pecuaristas da cidade de Riberas del San Juan (Cimitarra, Santander) projetaram e implementaram sistemas silvipastoris e agroflorestais com o objetivo de melhorar a produtividade pecuária e gerar condições adequadas para a conservação da biodiversidade e serviços ...
Carvajal, Mauricio   +2 more
openaire   +2 more sources

Frequency and abundance patterns of plant dispersal systems in Colombian forests and their relationships with the geographic regions of the country

open access: yesColombia Forestal, 2013
The study of plant dispersal systems improves our understanding of forest regeneration, the dynamics of plant populations and the ecological relationships that emerge within ecosystems. In this study we analyzed the patterns of seed dispersal systems for
Diego Felipe Correa Gomez et al.
doaj   +1 more source

Factores de riesgo asociados a enfermedades cardiovasculares en un grupo de estudiantes del programa de medicina de la Universidad del Magdalena

open access: yes, 2023
The diseases of the cardiovascular system constitute in the main cause of morbility and mortality in the adult population of the western countries, nevertheless at the present time the incidence of these pathologies in the younger is reaching alarming ...
Mendoza Meza, Dary Luz
core   +1 more source

Use of computational intelligence techniques to predict flooding in places adjacent to the Magdalena River

open access: yesHeliyon, 2020
Floods are one of the worst natural disasters in the world. Colombia is a country that has been greatly affected by this disaster. For example, in the years 2010 and 2011 there was a heavy rainy season, which caused floods that affected at least two ...
Jenny Marcela Moreno   +2 more
doaj   +1 more source

Augmented design for a fully automated alignment system at the Magdalena Ridge Observatory Interferometer [PDF]

open access: yesOptical and Infrared Interferometry and Imaging VI, 2018
Stable beam alignment of an optical interferometer is crucial for maintaining a usable signal-to-noise ratio during science measurements on faint astronomical targets. The Magdalena Ridge Observatory Interferometer will use an Automated Alignment System (AAS) that performs a start-of-night alignment procedure and subsequent alignment corrections in ...
Luis, James JD   +5 more
openaire   +2 more sources

Complexity and Sociocultural Urbanization of Spare Time in Magdalena Mixhuca Sports City [PDF]

open access: yesInterdisciplinary Description of Complex Systems, 2014
This article derives from my thesis research project “Fragmentation and sociocultural urbanization of spare time. High-significance places in Magdalena Mixhuca Sports City”.
José Antonio García Ayala
doaj   +1 more source

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