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Coal mine dust lowers spectral reflectance of Arctic snow by up to 84 percent
Coal mine dust lowers spectral reflectance Arctic snow up to 84 percent
2017/2/16
Dust released by an active coal mine in Svalbard, Norway, reduced the spectral reflectance of nearby snow and ice by up to 84 percent, according to new University of Colorado Boulder-led research.The ...
Arctic snow not darkening due to soot,dust,Dartmouth-led study finds
Arctic snow soot dust Dartmouth-led
2015/11/12
For millennia, Greenland's ice sheet reflected sunlight back into space, but satellite measurements in recent years suggest the bright surface is darkening, causing solar heat to be absorbed and surfa...
Absorption of radiation by ice is extremely weak at visible and near-ultraviolet wavelengths, so small amounts of light-absorbing impurities in snow can dominate the absorption of solar radiation at t...
Sources of light-absorbing aerosol in arctic snow and their seasonal variation
light-absorbing aerosol arctic snow seasonal variation
2010/11/30
Two data sets consisting of measurements of light absorbing aerosols (LAA) in arctic snow together with suites of other corresponding chemical constituents are presented; the first from Siberia, Green...
Arctic Snow Cover Information for Hydrological Investigations at Various Scales
Arctic Snow Cover Information Hydrological Investigations Various Scales
2009/10/23
Routine snow survey and snow gauge data provided by weather stations establish
snow-on-the-ground and snowfall time series but they lack a spatial dimension.
Of particular importance to arctic hydro...
The relevance of snow for climate studies is based on its physical properties, such as high surface reflectivity. Surface ultraviolet (UV) albedo is an essential parameter for various applications bas...