Results 61 to 70 of about 3,651 (230)

The Miners of South America: Impacts of Climate Change on the Distribution of Geositta Miners Along Elevational Gradients

open access: yesBiotropica, Volume 58, Issue 1, January 2026.
We modeled the current and future distributions of seven Geositta species along elevational gradients in South America under two climate change scenarios. Our results show that most species are projected to lose suitable habitats, particularly under the high‐emission scenario, with distinct responses between lowland and highland taxa.
Ricardo C. Meireles   +3 more
wiley   +1 more source

Potencial de Uso de um Tanque Solar de Gradiente Salino para o Armazenamento de Energia Térmica

open access: yesSemina: Ciências Exatas e Tecnológicas, 2012
A demanda por fontes energéticas que permitam um desenvolvimento sustentável tem impulsionado estudos sobre a obtenção de energias alternativas, renováveis e não poluentes como a energia hídrica, eólica, biomassa e solar.
Daniel Vinícius Silva Veras   +5 more
doaj   +1 more source

The Unexpected Actor? Civil‐Military Relations and Regulatory Agency Control in Brazil

open access: yesGovernance, Volume 39, Issue 1, January 2026.
ABSTRACT Democratic backsliding around the world has sparked debate about its impact on public administration and governance. This article explores a growing yet less visible phenomenon threatening democracy. It examines the influence exerted by authoritarian populists over autonomous regulatory agencies through militarized patronage, that is, the ...
Bruno Queiroz Cunha   +2 more
wiley   +1 more source

Selección de campos para la implementación de solar EOR como proceso térmico de recobro mejorado en Colombia

open access: yesRevista Fuentes El Reventón Energético, 2019
La tecnología Solar EOR actualmente desempeña un papel importante en la combinación de tecnologías EOR para procesos de recobro térmico con inyección continua de vapor; dado que, en lugar de quemar gas natural para producir vapor, Solar
Martha Patricia Medina Casas   +4 more
doaj   +1 more source

Embracing the politics of transformation: Policy action as “battle‐settlement events”

open access: yesReview of Policy Research, Volume 43, Issue 1, January 2026.
Abstract Societal transformations for addressing climate change are intensely contested and at risk of resistance and backlash to ambitious policy action. But they are frequently modeled through heuristics such as S‐curves which abstract from such conflicts, assuming increasing returns to scale as a driver of transformations.
James Patterson, Matthew Paterson
wiley   +1 more source

Casos de integración arquitectónica de sistemas fotovoltaicos. Un abordaje matricial desde las formas, los usos y los significados.

open access: yesARQUISUR Revista, 2017
La posibilidad de que los edificios generen una parte de la energía que consumen, significa un cambio paradigmático. Una de las características de la energía solar fotovoltaica (FV) es su capacidad de integrarse en la envolvente edilicia protegiendo del ...
Mg. Arq. Claudia Alejandra Pilar
doaj   +1 more source

Utilização de Energia Solar nas Indústrias

open access: yesRevista de Ciências Exatas e Tecnologia, 2020
O presente trabalho busca apresentar a utilização da energia solar nas indústrias, as suas vantagens e desvantagens, por meio de uma revisão bibliográfica. A busca por fontes renováveis de energia se tornou um fator extremamente importante em âmbito mundial que tem sua matriz energética dependente de combustíveis fosseis na produção de eletricidade.
Ediomar Cesar Coelho   +1 more
openaire   +2 more sources

CFD Analysis of Hybrid Ionanofluid Flow in a Parabolic Trough Solar Collector With Helically Finned Absorber Pipe

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
The increasing global demand for sustainable energy emphasizes the need for improved solar thermal technologies. Parabolic trough solar collectors (PTSCs) in concentrating solar power systems face limited thermal efficiency due to suboptimal heat transfer fluids (HTFs) and outdated absorber designs.
Most. Zannatul Ferdoushi   +4 more
wiley   +1 more source

Characterization of Lightweight Polymeric Honeycomb Structures for Use as Backsides in Glass‐Free PV Modules

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 48, December 20, 2025.
This study evaluates PET‐ and PP‐based honeycomb sandwich composites with glass fiber‐reinforced skins as lightweight backsheets for photovoltaic modules. Mechanical, optical, and thermal properties are assessed. Glass fiber embedment quality influences strength and moisture resistance.
Nikolina Pervan   +8 more
wiley   +1 more source

Estado da arte da tecnologia em um sistema hidrogênio-solar-eólico.

open access: yesRevista Tecnologia, 2009
A sociedade do hidrogênio é um termo que vem ganhando notoriedade mundial. Isto se deve ao fato de que está cada vez mais dispendioso o processo de obtenção de combustíveis fósseis e que a queima desses combustíveis emite muitos poluentes à atmosfera ...
Elissandro M. do Sacramento   +2 more
doaj   +2 more sources

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