Results 31 to 40 of about 154,557 (152)

Effects of trade and poaching pressure on extinction risk for cacti in the Atacama Desert

open access: yesConservation Biology, Volume 38, Issue 5, October 2024.
Abstract In this era of a global biodiversity crisis, vascular plants are facing unprecedented extinction rates. We conducted an assessment of the extinction risk of 32 species and 7 subspecies of Copiapoa, a genus endemic to Chile's fog‐dependent coastal Atacama Desert.
Angelica Villalobo‐Lopez   +7 more
wiley   +1 more source

Plant‐based meat analogues marketed in Catalonia: evaluation of the nutritional profile

open access: yesFood Risk Assess Europe, Volume 2, Issue 3, July 2024.
Abstract In later years, a growing trend is apparent of vegetarian or vegan diets attributable to a number of causes, among of others, consumers’ concern for animal welfare, climate change and, to a lesser degree, for health‐related issues. On a par to this growth, availability of meat analogues in the market has also been on the rise. In this context,
Judit Costa Català   +4 more
wiley   +1 more source

Regulación de la angiogénesis por antioxidantes en el cáncer de mama triple negativo

open access: yesJournal of basic sciences
El cáncer de mama triple negativo (CMTN) está relacionado con un peor pronóstico y un comportamiento más agresivo. Este subtipo cuenta con una mayor frecuencia de metástasis, la cual se ve favorecida por el proceso vascularización relacionado a la ...
Evert Guzmán-Méndez   +3 more
semanticscholar   +1 more source

Contribución de los aerogeneradores de velocidad variable al control primario de frecuencia en sistemas de energía eléctrica

open access: yes, 2019
En esta tesis doctoral se aborda la tematica de la provision del servicio complementario de control de frecuencia en un sistema de energia electrica por parte de un aerogenerador de velocidad variable.
Danny Ochoa Correa
semanticscholar   +1 more source

Identifying inconsistencies in exotic pet regulations that perpetuate trade in risky species

open access: yesConservation Biology, Volume 38, Issue 2, April 2024.
Abstract Regulatory inconsistencies at different jurisdictional levels have contributed to the global expansion of the exotic pet trade, with resultant increases in the spread of invasive species and pathogens. Researchers have enumerated multiple limitations and environmental risks posed by international and national rules that govern the exotic pet ...
Elizabeth N. Pratt   +3 more
wiley   +1 more source

Política y regulación de la aplicación de nuevas tecnologías para el avance de la inclusión financiera por las cooperativas de ahorro y crédito del Ecuador

open access: yes, 2017
[ES]Hasta hace unas decadas la inclusion financiera era un concepto casi inexistente en el esquema de las politicas publicas. Sin embargo, en estos ultimos anos se ha convertido en una propuesta relevante para el cambio de las condiciones productivas de ...
Patricio Almeida Guzmán
semanticscholar   +1 more source

From co‐regulation to self‐regulation: Maternal soothing strategies and self‐efficacy in relation to maternal reports of infant regulation at 3 and 7 months

open access: yesInfant Mental Health Journal: Infancy and Early Childhood, Volume 45, Issue 2, Page 135-152, March 2024.
Abstract This study, conducted in Germany, examines the role of maternal soothing strategies to explain the association of maternal self‐efficacy with infant regulation (crying and sleeping behavior). Questionnaire data of 150 mothers, living in Germany, with mixed ethnic and educational backgrounds were collected when infants were 3 and 7 months old ...
Natalie Kiel   +6 more
wiley   +1 more source

Resiliencia y regulación emocional en el duelo infantil

open access: yesPsicogente
La pérdida de un familiar en la niñez produce diversas reacciones que en algunos casos no implica el desarrollo de patologías, debido a los recursos psicológicos internos.
Belkis Rosario Llanos-Rosales   +3 more
doaj   +1 more source

Load-Frequency Control of Multiarea Electric Power Systems. Review and New Challenges

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2015
With the advent of liberalization in the interconnected power system, the operation based on market mechanisms and the gradual incorporation of renewable energy, the generation, transmission and demand roles are changing, while the load-frequency control
F. Barrero González   +4 more
doaj   +1 more source

RECUPERACIÓN DEL FUNCIONAMIENTO HIDROLÓGICO DE ECOSISTEMAS DE PÁRAMO EN COLOMBIA

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2017
Los páramos son ecosistemas que se caracterizan por una alta humedad relativa, alta frecuencia de niebla y por tener una vegetación arbustiva y herbácea, adaptada a las condiciones de alta montaña. En condiciones naturales estos ecosistemas presentan una
María Fernanda Cárdenas   +1 more
doaj   +3 more sources

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