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Surface albedo

Inferring past land use-induced changes in surface albedo from satellite observations: a useful tool to evaluate model simulations

Inferring past land use-induced changes in surface albedo from satellite observations: a useful tool to evaluate model simulations

... in surface albedo in response to past ...near surface cools down throughout the year, some simulate sea- sonal warming due to a dominant impact of the non-radiative effects (de Noblet-Ducoudr´e et ...

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Quantifying spatiotemporal variability of glacier algal blooms and the impact on surface albedo in southwestern Greenland

Quantifying spatiotemporal variability of glacier algal blooms and the impact on surface albedo in southwestern Greenland

... The Sentinel-3 OLCI is equipped with 21 spectral bands, including 7 narrow chlorophyll a bands. The advanced band configuration of OLCI makes it a valuable sensor for mapping algal blooms not only in water but also on ...

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Sensitivity of Greenland Ice Sheet surface mass balance to surface albedo parameterization: a study with a regional climate model

Sensitivity of Greenland Ice Sheet surface mass balance to surface albedo parameterization: a study with a regional climate model

... snow albedo scheme. Data from S5 is not used in the direct albedo evaluation because it is located on the tongue of Russell Glacier, which is not fully resolved in ...

12

A new technique for inferring surface albedo from satellite observations

A new technique for inferring surface albedo from satellite observations

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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Assessing spatio-temporal variability and trends in modelled and measured Greenland Ice Sheet albedo (2000–2013)

Assessing spatio-temporal variability and trends in modelled and measured Greenland Ice Sheet albedo (2000–2013)

... (GrIS) surface albedo are essential, given the role of surface albedo in modulating the amount of absorbed solar radiation and meltwater ...GrIS albedo dur- ing June, July, and August ...

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The influence of shrub expansion on albedo and the winter radiation budget in the Canadian Low Arctic

The influence of shrub expansion on albedo and the winter radiation budget in the Canadian Low Arctic

... winter surface albedo by several ...low albedo (Figure ...snow surface (Figure ...reduce albedo because snow is a translucent medium into which light penetrates up to tens of ...

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Strength of forest-albedo feedback in mid-Holocene climate simulations

Strength of forest-albedo feedback in mid-Holocene climate simulations

... The first study of vegetation-atmosphere interaction un- der mid-Holocene forcing was undertaken by Ganopolski et al. (1998). Their model CLIMBER-2 in its current ver- sion (Ganopolski, personal communication, 2011) ...

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Hot Desert Albedo and Climate Change: Mid-Holocene Monsoon in North Africa

Hot Desert Albedo and Climate Change: Mid-Holocene Monsoon in North Africa

... desert albedo on the sensitivity of African summer monsoon to the mid-Holocene insolation change (Table ...prescribed albedo of hot deserts ...the albedo of 35% and 28%, respec- tively) and one ...

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The role of albedo and accumulation in the 2010 melting record in Greenland

The role of albedo and accumulation in the 2010 melting record in Greenland

... SISVAT (Soil Ice Snow Vegetation Atmosphere Transfer). The schemes and the set-up employed for the present study are fully described in Fettweis et al ( 2010a ), Fettweis ( 2007 ) and Lefebre et al ( 2005 ). Differently ...

7

Retrieving the aerosol single-scattering albedo from the NO2 photolysis rate coefficient

Retrieving the aerosol single-scattering albedo from the NO2 photolysis rate coefficient

... methodology is based on the sensitivity of J NO 2 to ω 0 variations as quantified using the radiative transfer model with particular emphasis on the aerosol extinction vertical profile. The method has been applied to ...

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Retrieval of cloud spherical albedo from top-of-atmosphere reflectance measurements performed at a single observation angle

Retrieval of cloud spherical albedo from top-of-atmosphere reflectance measurements performed at a single observation angle

... spherical albedo (larger than ...spherical albedo in an eye is somewhat smaller (around ...spherical albedo is shown in ...spherical albedo of a hur- ricane is larger than ...

6

Algal growth and weathering crust state drive variability in western Greenland Ice Sheet ice albedo

Algal growth and weathering crust state drive variability in western Greenland Ice Sheet ice albedo

... near- surface (Fig. 4d, g), also shown by oblique surface pho- tos (Appendix ...the surface energy balance returning to a shortwave- dominant regime following 4 d of dramatically reduced net ...

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Surface Loving and Surface Avoiding modes

Surface Loving and Surface Avoiding modes

... its surface. We show the existence of Surface Avoiding and Surface Loving Modes depending if the envelope function is minimum or maximum near the SL ...both Surface Avoiding and Loving Modes ...

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Greffage organique sur la surface des matériaux: quelle propriété pour quelle surface

Greffage organique sur la surface des matériaux: quelle propriété pour quelle surface

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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Etats de surface - Matériaux de surface : Résistance à l'endommagement

Etats de surface - Matériaux de surface : Résistance à l'endommagement

... de surface générée par usinage et fatigue tandis que la seconde [Limido 2008], débutée plus tard, devait profiter de la première pour modéliser de manière pertinente le lien procédé - état de surface dans ...

195

Nanostructuration de surface pour l'imagerie à résonance de plasmons de surface de haute résolution

Nanostructuration de surface pour l'imagerie à résonance de plasmons de surface de haute résolution

... a surface wave. This mode, commonly referred to as “surface plasmon polaritons (SPP)” or simply as “surface plasmons”, can be excited by input light with a matching wavevector in a number of ways, ...

161

Effective radiative properties of bounded cascade absorbing clouds: Definition of an effective single-scattering albedo

Effective radiative properties of bounded cascade absorbing clouds: Definition of an effective single-scattering albedo

... Nevertheless, the above results show that the effective radiative properties of bounded cascade inhomogeneous clouds can be fairly well param- eterized with the mean optical dep[r] ...

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Offre de thèse : Impact of albedo change on the climate benefit of conservation agriculture in sub-humid Zimbabwe

Offre de thèse : Impact of albedo change on the climate benefit of conservation agriculture in sub-humid Zimbabwe

... of these strategies concern the agricultural sector, and, in that context, several best management practices have been recommended for croplands, such as cover crops, agroforestry or conservation agriculture. However, ...

3

Nanostructuration de surface pour l’imagerie à résonance de plasmons de surface de haute résolution

Nanostructuration de surface pour l’imagerie à résonance de plasmons de surface de haute résolution

... metal surface nanostructuring significantly improves the inherent trade- off in plasmonics imaging between spatial resolution and other performance metrics compared to the smooth metals films used in most SPRI ...

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Size, density, albedo and atmosphere limit of dwarf planet Eris from a stellar occultation

Size, density, albedo and atmosphere limit of dwarf planet Eris from a stellar occultation

... Pluto’s mass [4]. Here we present the results derived from the occul- tation of a faint star (V ∼17.1) by Eris that was ob- served from Chile on November 6, 2010. It improves the size, density, albedo ...

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