Results 11 to 20 of about 9,395 (253)

Influence of spatial heterogeneity of local surface albedo on the area-averaged surface albedo retrieved from airborne irradiance measurements [PDF]

open access: yesAtmospheric Measurement Techniques, 2013
Spectral airborne upward and downward irradiance measurements are used to derive the area-averaged surface albedo. Real surfaces are not homogeneous in their reflectivity.
E. Jäkel, M. Wendisch, B. Mayer
doaj   +1 more source

SURFACE ALBEDO AND SPECTRAL VARIABILITY OF CERES [PDF]

open access: yesThe Astrophysical Journal Letters, 2016
ABSTRACT Previous observations suggested that Ceres has active, but possibly sporadic, water outgassing as well as possibly varying spectral characteristics over a timescale of months. We used all available data of Ceres collected in the past three decades from the ground and the Hubble Space Telescope, as well as the newly acquired ...
Jian-Yang Li (李荐扬)   +23 more
openaire   +5 more sources

Changes in the Antarctic’s Summer Surface Albedo, Observed by Satellite since 1982 and Associated with Sea Ice Anomalies

open access: yesRemote Sensing, 2023
In polar regions, positive feedback of snow and ice albedo can intensify global warming. While recent significant decreases in Arctic surface ice albedo have drawn considerable attention, Antarctic surface albedo variability remains underexplored.
Yuqi Sun   +3 more
doaj   +1 more source

Investigation of Spatial and Temporal Changes in the Land Surface Albedo for the Entire Chinese Territory

open access: yesGeosciences, 2020
Currently, global climate change (GCC) and the urban heat island (UHI) phenomena are becoming serious problems, partly due to the artificial construction of the land surface.
Jihui Yuan
doaj   +1 more source

Surface Albedo Assimilation and Its Impact on Surface Radiation Budget in Beijing

open access: yesAdvances in Meteorology, 2020
Surface albedo is a crucial parameter in land surface radiation budget. As bias exists between the model simulated and observed surface albedo, data assimilation is an important method to improve the simulation results.
Chunlei Meng
doaj   +1 more source

ALBEDO RETRIEVING FROM DSCOVR/EPIC DATA AND PRELIMINARY VALIDATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Land surface albedo plays an important role in climate change research. Satellite remote sensing has the characteristic of wide observation range, and it can make repeated observations on the same area.
Q. Y. Tian   +10 more
doaj   +1 more source

A statistics-based temporal filter algorithm to map spatiotemporally continuous shortwave albedo from MODIS data [PDF]

open access: yesHydrology and Earth System Sciences, 2013
Land-surface albedo plays a critical role in the earth's radiant energy budget studies. Satellite remote sensing provides an effective approach to acquire regional and global albedo observations.
N. F. Liu   +6 more
doaj   +1 more source

Identifying Spatial and Temporal Characteristics of Land Surface Albedo Using GF-1 WFV Data

open access: yesRemote Sensing, 2021
Land surface albedo (LSA) is an important parameter that affects surface–air interactions and controls the surface radiation energy budget. The spatial and temporal variation characteristics of LSA reflect land surface changes and further influence the ...
Zhe Wang   +6 more
doaj   +1 more source

Reconstruction of Historical Land Surface Albedo Changes in China From 850 to 2015 Using Land Use Harmonization Data and Albedo Look‐Up Maps

open access: yesEarth and Space Science, 2021
Land surface albedo is a critical parameter of the Earth's energy budget and has been greatly altered by climate change and human activities. To improve our understanding of historical land surface albedo changes and their climatic effects before the ...
Yan Song   +4 more
doaj   +1 more source

Albedo over rough snow and ice surfaces [PDF]

open access: yesThe Cryosphere, 2014
Both satellite and ground-based broadband albedo measurements over rough and complex terrain show several limitations concerning feasibility and representativeness.
S. Lhermitte, J. Abermann, C. Kinnard
doaj   +1 more source

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