Results 61 to 70 of about 1,086,299 (254)

Expide Congreso Dos Leyes, La De Cambio Climático Y La De Residuos

open access: yes, 2013
Para acordar políticas públicas que vayan encaminadas en acciones e investigaciones para la adaptación del cambio climático, es lo que aprobaron los diputados hoy en sesión de ...
Impacto digital
core  

El benzo(a)pireno en los alimentos y su relación con el cáncer

open access: yesPerspectivas en Nutrición Humana, 2013
Antecedentes: el benzo(a)pireno es un hidrocarburo aromático policíclico con efectos adversos para la salud, una de las fuentes es la ingestión de alimentos, formados durante procesamiento industrial o en el hogar. Objetivo: indagar sobre la formación de
Yuly Nataly Franco Tobón1;   +1 more
doaj  

Teoría y experiencias en el incremento de ductilidad de los hormigones de alta resistencia reforzados con fibras de acero.

open access: yesRevista ALCONPAT, 2012
RESUMEN Las acciones de impacto y cargas impulsivas provocadas por misiles o choque de aeronaves sobre edificios de contención de reactores nucleares o sobre grandes depósitos de almacenamiento de gas licuado, o de vehículos o buques contra pilas de ...
Manuel Fernández Cánovas
doaj   +1 more source

Impact of global change on the distribution of mountain mammals and birds

open access: yesConservation Biology, EarlyView.
Abstract Climate change and land‐use changes are key drivers of global biodiversity loss. Many species are shifting to higher elevations or latitudes in response to global warming, often encountering unfavorable land‐use conditions during the shift. These changes can lead to reduced range size and increased extinction risks, particularly for mountain ...
Chiara Dragonetti   +5 more
wiley   +1 more source

Buenas prácticas ambientales para el manejo sustentable de aceites provenientes de lubricadoras en el Cantón Esmeraldas

open access: yesRevista GICOS, 2022
La aplicación de un esquema de buenas prácticas ambientales se enfoca básicamente en generar el reconocimiento de un proceso de operaciones asociadas a procedimientos estandarizados para garantizar, un servicio de calidad, con el cuidado y protección ...
José Charcopa
doaj  

Improving efficiency in conservation planning by modeling species‐specific responses to threat abatement

open access: yesConservation Biology, EarlyView.
Abstract Reversing ongoing biodiversity loss requires effectively managing anthropogenic threats. Although conservation actions can mitigate these threats, prioritizing and targeting such actions remain challenging because species respond differently depending on the nature of the threats and their biological traits.
Camila Guerrero‐Pineda   +3 more
wiley   +1 more source

Valorization of nopal wastes to produce quantum dots: optimizing synthesis and exploring in smart textile applications

open access: yesFrontiers in Materials
Quantum carbon dots (QCDs) were efficiently synthesized from post-extraction residues generated during nopal fabric production using a hydrothermal treatment. These QCDs were applied to nopal fabrics, enhancing their UV solar radiation absorption.
Jesús Baltazar Mosqueda-Prado   +5 more
doaj   +1 more source

Comprehensive and representative conservation planning for biodiversity of ice‐free Antarctica

open access: yesConservation Biology, EarlyView.
Abstract Antarctica is designated as a natural reserve devoted to peace and science, with Antarctic Specially Protected Areas (ASPAs) serving as the primary instrument for area‐based biodiversity protection. However, the existing ASPA network lacks the comprehensiveness and representativeness required under Annex V, Article 3(2), of the Madrid Protocol.
Wen Wen   +3 more
wiley   +1 more source

El análisis de visibilidad en la evaluación de impacto ambiental de nuevas construcciones

open access: yesInformes de la Construccion, 2009
Hoy en día es necesario reconciliar el desarrollo urbano con el equilibrio ecológico y adoptar un urbanismo con base territorial amplia, para controlar la localización y regulación de los usos y actividades.
I. Otero   +3 more
doaj   +1 more source

A Review and Critique of Methods and Knowledge Gaps in Quantifying Spillover Effects from Protected Areas

open access: yesConservation Biology, EarlyView.
Abstract The sustainability of area‐based conservation initiatives depends on their value to society. Conservation often focuses inside protected areas, but the impacts of protected areas beyond their boundaries (spillovers) are critical for their social license.
Ilaria Gliottone   +5 more
wiley   +1 more source

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