Results 31 to 40 of about 889 (197)

الشائعات عبر مواقع التواصل الاجتماعى وعلاقتها بمستوى القلق السياسى لدي الشباب المصرى [PDF]

open access: yesالمجلة المصرية لبحوث الرأى العام, 2020
سعت الدراسة التى تقع ضمن حقل الدراسات الوصفية إلى التعرف على تأثير الشائعات عبر مواقع التواصل الاجتماعى على القلق السياسى لدى الشباب المصرى ،ولتحقيق اهداف الدراسة تم الاعتماد على منهج المسح ،وإجراء دراسة ميدانية على عينة عمدية من الشباب المصرى ،ومن خلال ...
نادية محمد عبد الحافظ
doaj   +1 more source

Perakende Sektöründe Makine Öğrenmesi Algoritmalarının Karşılaştırmalı Performans Analizi: Black Friday Satış Tahminlemesi

open access: yesSelçuk Üniversitesi Sosyal Bilimler Meslek Yüksekokulu Dergisi
Büyük perakende zincirlerinin şube ağlarının genişlemesi, müşteri tabanlarının büyümesi ve artan müşteri profili heterojenliği satış tahminleme süreçlerinin karmaşıklığını artırmaktadır.
Vahid Sinap
doaj   +1 more source

La historia de las áreas protegidas en Colombia, sus firmas de gobierno y las alternativas para la gobernanza

open access: yesSociedad y Economía, 2014
El artículo muestra cómo surge la estrategia de áreas protegidas en el país, en relación con los modelos de desarrollo que se proyectaron desde finales de los años treinta y cómo se construye el Sistema Nacional de Áreas Protegidas (SINAP) un proceso que,
Yazmín Rojas Lenis
doaj   +1 more source

Modelización de la distribución potencial del género Polylepis en Colombia y consideraciones para su conservación

open access: yesEcología Austral, 2018
En Colombia, el género Polylepis está representado por P. quadrijuga, P. sericea y P. incana. La modelización de la distribución geográfica potencial permite identificar áreas relevantes para conservar especies focales.
Francisco Fajardo-Gutiérrez   +2 more
doaj   +1 more source

Metabolism of sinapic acid and related compounds in the rat [PDF]

open access: yesBiochemical Journal, 1969
1. Administration of sinapic acid to the rat results in the excretion of 3-hydroxy-5-methoxyphenylpropionic acid, dihydrosinapic acid, 3-hydroxy-5-methoxycinnamic acid and unchanged sinapic acid in the urine. The sinapic acid conjugate sinalbin is also catabolized to free sinapic acid and 3-hydroxy-5-methoxyphenylpropionic acid in the rat. 2.
openaire   +2 more sources

Modeling climate adaptive habitat connectivity for conservation planning in Colombia

open access: yesEcography, EarlyView.
To remain effective under global change, conservation decisions must anticipate shifting climates, species responses to climate change and the dispersal pathways needed to track suitable climate. Yet most assessments of ecological connectivity do not consider how the landscape will change, or, if they do, they only consider a single future time point ...
Lei Song   +8 more
wiley   +1 more source

Alleviation of Cartilage Destruction by Sinapic Acid in Experimental Osteoarthritis [PDF]

open access: yesBioMed Research International, 2019
Sinapic acid (SA) modulates the nuclear factor-erythroid 2-related factor 2 (Nrf2) signaling pathway in chondrocytes. In order to test the hypothesis that SA is protective against the development of osteoarthritis (OA), primary mouse chondrocytes were treated in vitro with SA and the promoter transactivation activity of heme oxygenase 1 (HO-1), nuclear
Dawei Cai   +5 more
openaire   +2 more sources

Tectono‐Sedimentary Evolution of the Neogene İnegöl Basin (NW Anatolia): Constraints on Transtensional Basin Development at the Junction of the Western Anatolian Extensional Province and the North Anatolian Fault Zone

open access: yesGeological Journal, EarlyView.
The study outlines the tectono‐sedimentary evolution of the İnegöl Basin in north‐western Anatolia. Basin formation was controlled by interacting extensional and strike‐slip fault systems linked to uplift of the Uludağ Massif. Terrestrial sedimentation from the Miocene to Pleistocene is reconstructed using abundant fossil mammal assemblages that ...
M. Cihat Alçiçek   +2 more
wiley   +1 more source

An interdisciplinary review of the interplay of conflict, socio‐economic factors, and land cover and vegetation dynamics in Colombia

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 5, Page 1533-1549, September 2026.
Colombia's forests play a crucial role in preserving biodiversity and mitigating climate change, but they are currently facing severe degradation, particularly after the 2016 Peace Agreement. Our literature review highlights a growing research interest in this topic and demonstrates how interdisciplinary approaches combining diverse methods can enhance
Estefanía Muñoz   +13 more
wiley   +1 more source

Humedales en el Sistema Nacional de Áreas Protegidas – SINAP [PDF]

open access: yes, 2018
El SINAP de República Dominicana está constituido por 128 áreas protegidas esparcidas o distribuidas en toda la geografía nacional, con el objetivo de resguardar los principales ecosistemas y elementos destacados de la biodiversidad como parte del ...
Mateo Féliz, José Manuel
core  

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