A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2021; you can also visit the original URL.
The file type is application/pdf.
Filters
Retrieval of atmospheric properties and surface bidirectional reflectances over land from POLDER/ADEOS
1997
Journal of Geophysical Research
Preserved Fulltext
This paper outlines the improvements expected from POLDER in the description of atmospheric aerosols and water vapor over land, and of surface bidirectional reflectances. ...
in the rainbow direction, (2) retrieval of aerosol optical thickness and type from directional polarized radiance measurements, and (3) retrieval of surface directional signature through an adjustment ...
Correction for Stratospheric Aerosol Effects and Gaseous Absorption The stratospheric aerosol correction module is planned to handle the case of a large aerosol emission, such as those from the E1 Chichon ...
doi:10.1029/96jd02662
fatcat:ltlyjjckirb2nnqmhglnslxi6e
Passive remote sensing of tropospheric aerosol and atmospheric correction for the aerosol effect
1997
Journal of Geophysical Research
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2017; you can also visit the original URL.
The file type is application/pdf.
The launch of ADEOS in August 1996 with POLDER, TOMS, and OCTS instruments on board and the future launch of EOS-AM 1 in mid-1998 with MODIS and MISR instruments on board start a new era in remote sensing ...
Future improvement in aerosol retrieval and atmospheric corrections will require better climatology of the aerosol properties and understanding of the effects of mixed composition and shape of the particles ...
This workshop was sponsored by the EOS Project Science Office, NASA Goddard Space Flight Center. ...
doi:10.1029/97jd01496
fatcat:4oosq4n2wzh5hdjpsqqajh2bki
Observations of aerosols from space : An overview
2022
Mausam
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2022; you can also visit the original URL.
The file type is application/pdf.
Measurement of aerosols can be in situ (direct) or remote. For mapping aerosol properties on a regional or global scale, satellite based remote sensing is the only option. ...
For the remote sensing of surface such as ocean or land, algorithms should include atmospheric corrections to correct for the atmospheric effect to satellite measured signals. ...
In satellite remote sensing applications, the knowledge of aerosol characteristics is essential for correcting the effect of aerosols on satellite imageries. ...
doi:10.54302/mausam.v54i1.1513
fatcat:cbeljtr7ofgyhobnfa4jfhggyy
Comparison of south-east Atlantic aerosol direct radiative effect over clouds from SCIAMACHY, POLDER and OMI–MODIS
2020
Atmospheric Chemistry and Physics
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2020; you can also visit the original URL.
The file type is application/pdf.
Meanwhile, the radiative effects by aerosols have been identified as the largest source of uncertainty in global climate models. ...
The AOT underestimation is mainly evident at high values of the aerosol DRE and accounts for about a third of the difference between POLDER and OMI–MODIS DRE. ...
Smoke is a light-absorbing aerosol and the instantaneous change in radiative flux by the scattering and absorption of sunlight is known as the aerosol direct radiative effect (DRE). ...
doi:10.5194/acp-20-6707-2020
fatcat:pebg6l6wjngt7gio4pvrbzn4lq
Apparent pressure derived from ADEOS-POLDER observations in the oxygen A-band over ocean
1998
Geophysical Research Letters
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2019; you can also visit the original URL.
The file type is application/pdf.
The POLDER radiometer was on board the ADEOS satellite from August 1996 to June 1997. This instrument measures radiances in eight narrow spectral bands of the visible and near infrared spectrum. ...
Two of them are centered on the 02 A-band in order to infer cloud pressure. ...
The authors thank C. Brogniez for processing the SAGE data provided by NASA LaRC and F.M. Br{}on and O. Hagolle for helpful discussions. ...
doi:10.1029/98gl02324
fatcat:vuo47yekh5aalaykqmfxfes22i
Intercomparison of Satellite Retrieved Aerosol Optical Depth over the Ocean
2004
Journal of the Atmospheric Sciences
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2004; you can also visit the original URL.
The file type is application/pdf.
The aerosol data are presented on the same format and converted to the same wavelength in the comparison and can therefore be a useful tool in validation of global aerosol models, in particular models ...
The Advanced Very High Resolution Radiometer (AVHRR) was flown on board NOAA-14, the Ocean Color and Temperature Scanner (OCTS) and the Polarization and Directionality of the Earth's Reflectances (POLDER ...
We acknowledge the principle investigators Chuck McClain, Ken Voss, and Samantha Lavender for use of data from their AERONET sites. POLDER is a joint CNES/NASDA effort. ...
doi:10.1175/1520-0469(2004)061<0499:iosrao>2.0.co;2
fatcat:2kiattwp3zadpgaw75acukhzkq
Estimating the altitude of aerosol plumes over the ocean from reflectance ratio measurements in the O2 A-band
2009
Remote Sensing of Environment
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2017; you can also visit the original URL.
The file type is application/pdf.
A methodology is proposed to infer the altitude of aerosol plumes over the ocean from reflectance ratio measurements in the O 2 absorption A-band (759 to 770 nm). ...
In this case, the expected accuracy is on the order of ± 0.5 km or ± 0.2 km for POLDER or MERIS respectively. ...
The lidar data was collected with support of NASA under contract NG04HZ21C by the late Albert Chapin. The participation of Robert Frouin in the AOPEX cruise was supported by NASA under contract no. ...
doi:10.1016/j.rse.2009.04.018
fatcat:3plfvqectnau3ixbwevqhmn5se
Estimate of the aerosol properties over the ocean with POLDER
2000
Journal of Geophysical Research
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2021; you can also visit the original URL.
The file type is application/pdf.
In a second step the polarization measurements are used for the retrieval of the aerosol refractive index. ...
Here we examine the remote soensing of aerosols over the oceans. In a first step the aerosol optical thickness and Angstr6m exponent are derived from the radiance measurements. ...
Results presented in this paper were obtained using data from CNES's POLDER on board NASDA's ADEOS. ...
doi:10.1029/2000jd900148
fatcat:3bssrpxpencf7dzh4lkiw4deb4
Results of POLDER in-flight calibration
1999
IEEE Transactions on Geoscience and Remote Sensing
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2019; you can also visit the original URL.
The file type is application/pdf.
Smith in the Rutherford Appleton Laboratory, U.K. for providing ATSR-2 extractions over site Sudan1, and to all the persons in CNES who helped ...
ACKNOWLEDGMENT The authors are grateful to H. Oaku (NASDA/EORC) for supplying OCTS data, to D. L. ...
low stratospheric aerosol content. ...
doi:10.1109/36.763266
fatcat:kogfwcfnpvcvbffdffar2p365q
Remote Sensing of Tropospheric Aerosols from Space: Past, Present, and Future
1999
Bulletin of The American Meteorological Society - (BAMS)
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2017; you can also visit the original URL.
The file type is application/pdf.
Furthermore, the lifetime of only a few days causes high spatial variability in aerosol optical and radiative properties that requires global observations from space. ...
In this paper, the various satellite sensor systems being developed by Europe, Japan, and the United States are described, and the advantages and disadvantages of each of these systems for aerosol applications ...
and aircraft images used in this paper. ...
doi:10.1175/1520-0477(1999)080<2229:rsotaf>2.0.co;2
fatcat:gfe6e7ywonbxzgsdzvx2mx7v5e
Atmospheric Aerosol Monitoring from Satellite Observations: A History of Three Decades
[chapter]
2009
Atmospheric and Biological Environmental Monitoring
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2010; you can also visit the original URL.
The file type is application/pdf.
These can be used to infer sources of major aerosol emissions, the transportation of aerosols, interactions between aerosols and energy and water cycles, and the involvement of aerosols with the dynamic ...
The application of these new technologies to different satellite data have led to the generation of multiple aerosol products, such as aerosol spatial distribution, temporal variation, fraction of fine ...
Acknowledgments The authors are grateful to the many agen- ...
doi:10.1007/978-1-4020-9674-7_2
fatcat:hnue32olxferjelf4npoyw6z2m
Assimilation of POLDER aerosol optical thickness into the LMDz-INCA model: Implications for the Arctic aerosol burden
2007
Journal of Geophysical Research
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2020; you can also visit the original URL.
The file type is application/pdf.
Enhanced AOT are found over a longer period in spring 2003 than in 1997, suggesting that the large Russian fires in 2003 have influenced the Arctic aerosol load. ...
Assimilation of POLDER aerosol optical thickness into the LMDz-INCA model: Implications for the Arctic aerosol burden. [1] The large spatial and temporal variability of atmospheric aerosol load makes it ...
We thank Christiane Textor, Sarah Guibert, Olivier Boucher and Didier Hauglustaine, who considerably contributed to the development of the model version used in this study. ...
doi:10.1029/2005jd006954
fatcat:ue432nw7ejeuphibe2bs5nohzy
Remote Sensing of Atmospheric Water Vapor from Backscattered Sunlight in Cloudy Atmospheres
2001
Journal of Atmospheric and Oceanic Technology
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2005; you can also visit the original URL.
The file type is application/pdf.
A first verification using POLDER measurements together with radio soundings shows a mean rms error of 1.8 kg m Ϫ2 over ocean and 2.0 kg m Ϫ2 over land surfaces. ...
Vertical weighting functions of the contribution of different cloud layers to the total absorption by water vapor have been calculated that state that in case of clouds above ocean surfaces, the total ...
This study uses measurements acquired by CNES/POLDER on board NASDA/ADEOS. ...
doi:10.1175/1520-0426(2001)018<0865:rsoawv>2.0.co;2
fatcat:6y75aqjwabeldmsd4yxllo6nyq
Wildfire particulate matter in Europe during summer 2003: meso-scale modeling of smoke emissions, transport and radiative effects
2007
Atmospheric Chemistry and Physics Discussions
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is application/pdf.
A meso-scale chemistry transport model CHIMERE is used, together with ground based and satellite aerosol optical measurements, to assess the dispersion of fire emissions and to quantify the 5 25 within ...
Second, indirectly, the presence of elevated smoke layers over Europe significantly altered atmospheric radiative properties: the model results imply a 10 to 30% decrease in pho-4706 ACPD 7, 4705-4760, ...
The limited number of aerosol measurements in regions of strong fire influence does not allow further statistical analysis of the aerosol surface concentrations. ...
doi:10.5194/acpd-7-4705-2007
fatcat:wxgkw4ff4zeudkd26scnheb7je
Interactive Online Maps Make Satellite Ocean Data Accessible
2018
EOS
Preserved Fulltext
A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is application/pdf.
A new online resource from the National Oceanic and Atmospheric Administration provides an interactive view of global satellite ocean color and true-color imagery. ...
Within a POLDER measurement sequence (i.e., a set of viewing directions), however, the measurements are not made simultaneously in all the spectral bands because of the specific design of the POLDER instrument ...
The vertical distribution of strongly-absorbing aerosols profoundly influences their TOA reflectance in the visible (especially in the blue) but not in the NIR. ...
doi:10.1029/2018eo096563
fatcat:dv2kpbb3wffrfeodtd5vdcnqvm
« Previous
Showing results 1 — 15 out of 180 results