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albedo

The Oxford Pocket Dictionary of Current English | 2009 | © The Oxford Pocket Dictionary of Current English 2009, originally published by Oxford University Press 2009. (Hide copyright information) Copyright

al·be·do / alˈbēdō/ • n. (pl. -dos) chiefly Astron. the proportion of the incident light or radiation that is reflected by a surface, typically that of a planet or moon.

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	Surface albedo over the Arctic Ocean derived from AVHRR and its validation with SHEBA data Magazine article from: Journal of Applied Meteorology; 4/1/2002; ; 700+ words ; ...for retrieving the broadband albedo over the Arctic Ocean using...Visible and near-infrared albedos over snow and ice surfaces...and the broadband shortwave albedo is derived through narrow...in the retrieved broadband albedo. An empirical formula is derived...
	Broadband Albedo Observations in the Southern Great Plains Magazine article from: Journal of Applied Meteorology and Climatology; 1/1/2006; ; 700+ words ; ...2-yr mean annual albedos varied by more than 20...six sites, the lowest albedo being 0.18 and the...little influence on daily albedo, but overcast days typically reduced albedo, sometimes substantially...main contributor to low albedos on overcast days with...
	Retrieval of land surface albedo from satellite observations: A simulation study Magazine article from: Journal of Applied Meteorology; 6/1/1999; ; 700+ words ; ...surface broadband inherent albedo are reported. A new...broadband surface inherent albedos from MODIS or MISR top...near-infrared inherent albedos can be predicted accurately from TOA narrowband albedos without atmospheric information...whereas visible inherent albedo cannot. 1. ...
	Assessing Snow Albedo Feedback in Simulated Climate Change Magazine article from: Journal of Climate; 6/1/2006; ; 700+ words ; ...factors controlling Northern Hemisphere springtime snow albedo feedback in transient climate change are isolated...The first factor is the dependence of planetary albedo on surface albedo, representing the atmosphere's attenuation effect...
	Surface Contribution to Planetary Albedo Variability in Cryosphere Regions Magazine article from: Journal of Climate; 12/15/2005; ; 700+ words ; ABSTRACT Climatological planetary albedo obtained from the International Satellite...much more of climatological planetary albedo (≥75%) than the surface at...contribution to climatological planetary albedo by reducing the number of solar photons...
	An algorithm to infer continental-scale Albedo from A VHRR data, land cover class, and field observations of typical BRDFs Magazine article from: Journal of Climate; 4/1/2001; ; 700+ words ; ...to-broadband albedo conversion is...using spectral albedos to scale a laboratory...to produce the albedo. We present results...infrared spectral albedos for the months...to white-sky albedos we will provide the black-sky albedo in the form of...
	Dependence of Land Surface Albedo on Solar Zenith Angle: Observations and Model Parameterization Magazine article from: Journal of Applied Meteorology and Climatology; 11/1/2008; ; 700+ words ; ...surface albedo and the albedo difference between morning...direct-beam and diffuse albedos can be separately computed...found that the diffuse albedo prescribed in the NCEP...zenith angle (SZA)-albedo relationship for climate...models. Land surface albedos over both bare soil and...
	What Controls the Strength of Snow-Albedo Feedback? Magazine article from: Journal of Climate; 8/1/2007; ; 700+ words ; ...in mean effective snow albedo. Models with large effective snow albedos have a large surface-albedo contrast between snow...canopy in their surface-albedo calculations typically have high effective snow albedos and strong SAF, often...
	An improved method to derive surface albedo from Narrowband AVHRR satellite data: Narrowband to broadband conversion Magazine article from: Journal of Applied Meteorology; 2/1/1999; ; 700+ words ; ...to estimate broadband surface shortwave albedo from the narrowband reflectances obtained...narrowband reflectances and broadband albedo over various vegetation and soil surfaces...coefficients needed to estimate surface albedo from AVHRR data. The surface albedo values...
	A Method to Derive the Multispectral Surface Albedo Consistent with MODIS from Historical AVHRR and VGT Satellite Data Magazine article from: Journal of Applied Meteorology and Climatology; 4/1/2008; ; 700+ words ; ABSTRACT Multispectral surface albedo and bidirectional properties are required...cycle. It was applied to generate surface albedo and bidirectional parameters of the seven...information for parameterization of spectral albedo in global climate models and can be extended...

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Related entries from encyclopedias, dictionaries, and thesauruses

	Albedo Encyclopedia entry from: The Gale Encyclopedia of Science ...planet. If, therefore, the albedo were to increase, the temperature...surface would drop. If the albedo were to decrease, temperature...Enceladus, has the highest albedo of any body in the Solar System...water ice. Some asteroids have albedos as low as .05% See also .
	albedo Book article from: A Dictionary of Astronomy ...from it. In general, the albedo is equal to the amount of...amount of light received. Albedo values range from 0.0...atmospheres have much higher albedos than those with transparent or no atmospheres. The albedo may vary over the surface...
	geometrical albedo Book article from: A Dictionary of Astronomy geometrical albedo A measure of the reflectivity of a surface, particularly that...planet, a satellite, or an asteroid; also called physical albedo . The geometrical albedo is the ratio between the light or other radiation reflected from...
	albedo feature Book article from: A Dictionary of Astronomy albedo feature A feature on a planet that is markedly...darker or brighter than its surroundings. Albedo features do not always correspond to a topographic...or geological feature, as differences in albedo can arise from variations in surface composition...
	Bond albedo Book article from: A Dictionary of Astronomy Bond albedo The fraction of the total light or other...all directions; also called spherical albedo . It is calculated over all wavelengths...spectrum of the incident radiation. The Bond albedo determines the energy balance of a body...