Results 61 to 70 of about 13,149 (224)

Land Surface Albedo Estimation from Chinese HJ Satellite Data Based on the Direct Estimation Approach

open access: yesRemote Sensing, 2015
Monitoring surface albedo at medium-to-fine resolution (<100 m) has become increasingly important for medium-to-fine scale applications and coarse-resolution data evaluation.
Tao He   +5 more
doaj   +1 more source

Measurements of spectral snow albedo at Neumayer, Antarctica [PDF]

open access: yesAnnales Geophysicae, 2006
Spectral albedo in high resolution, from 290 to 1050 nm, has been measured at Neumayer, Antarctica, (70°39' S, 8°15' W) during the austral summer 2003/2004.
S. Wuttke   +3 more
doaj   +1 more source

Temporal PV‐Power of Rooftops and Facades in Urban Areas Based on Ray Tracing

open access: yesProgress in Photovoltaics: Research and Applications, EarlyView.
In this contribution, we develop an analytical model to calculate the time‐resolved power of PV‐systems on facades, flat roofs, and pitched roofs in an urban area as a function of a full‐load hour threshold. ABSTRACT Distributed photovoltaics (PV) can significantly contribute to the reduction of carbon emissions in urban energy systems.
Philip Kühne   +4 more
wiley   +1 more source

Modeling glacier‐surface albedo across Svalbard for the 1979–2015 period: The HiRSvaC500‐α data set

open access: yesJournal of Advances in Modeling Earth Systems, 2017
Albedo is an important quantity for determining the energy balance of snow and ice surfaces and thus also for the mass balance of glaciers. It is especially important in polar regions where shortwave radiation fluxes typically provide most of the energy ...
Marco Möller, Rebecca Möller
doaj   +1 more source

Évaluation des revêtements routiers à albédo élevé en contexte nordique

open access: yes, 2018
Les revêtements routiers à albédo élevé peuvent être utilisés afin de réduire la quantité de chaleur absorbée par les surfaces revêtues ce qui permet de limiter la dégradation du pergélisol sous les remblais routiers. Ce projet a pour but de proposer une
Dumais, Simon
core  

Entstehung des Antarktischen Eisschilds und Zirkumpolarstroms: Wie das Eishaus den Südozean verwirbelte

open access: yesPhysik in unserer Zeit, EarlyView.
Um Dynamiken in besonders warmem Klima zu verstehen, werfen wir einen Blick zurück auf den Beginn unseres derzeitigen Eishausklimas. Modelle und Daten eröffnen uns neue Einblicke in die Geburtsstunde des Antarktischen Eises und die Kinderschuhe der mächtigsten Ozeanströmung, des Antarktischen Zirkumpolarstroms. Zusammenfassung Aus der Vergangenheit des
Hanna S. Knahl   +2 more
wiley   +1 more source

Synergistic benefits of agrivoltaics for grape production and solar energy efficiency in a Mediterranean vineyard

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Grapevine production is increasingly challenged by global warming, with global wine output falling to a six‐decade low in 2024. At the same time, the vine and wine sector faces growing pressure to reduce its carbon footprint. Agrivoltaics, which integrates solar photovoltaic (PV) modules into plant production systems, offers a potential pathway to ...
Sabine Tausz‐Posch   +5 more
wiley   +1 more source

Effect of Albedo Footprint Size on Relationships between Measured Albedo and Forest Attributes for Small Forest Plots

open access: yesRemote Sensing
The albedo of boreal forests depends on the properties of the forest and is a key parameter for understanding the climate impact of forest management practices at high northern latitudes.
Eirik Næsset Ramtvedt   +4 more
doaj   +1 more source

Areal-Averaged Spectral Surface Albedo in an Atlantic Coastal Area: Estimation from Ground-Based Transmission

open access: yesAtmosphere, 2017
Tower-based data combined with high-resolution satellite products have been used to produce surface albedo at various spatial scales over land. Because tower-based albedo data are available at only a few sites, surface albedos using these combined data ...
Evgueni Kassianov   +5 more
doaj   +1 more source

Développement d'un albédo de surface journalier dépendant de l'humidité du sol : étude d'impact dans la plateforme de modélisation SURFEX sur la France

open access: yes, 2014
L'objectif de la thèse est de développer un albédo de surface journalier pronostique dans les modèles météorologiques et d’évaluer son impact pour le bilan d'énergie et l'hydrologie dans la plate-forme de modélisation SURFEX sur le domaine France.
Liu, Siliang
core  

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