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Oral Programme 8
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8 Radiation Budget & Forcing |
| Convener: Martin Wild |
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Oral Programme
/ Tue, 07 Aug, 11:00–12:30
/ Room Domus Variabilis
/ Tue, 07 Aug, 14:00–14:45 / Room Cambridge / Wed, 08 Aug, 11:00–16:00 / Room Harvard / Thu, 09 Aug, 10:45–16:00 / Room Harvard / Fri, 10 Aug, 09:30–13:00 / Room Harvard
Poster Programme
/ Attendance Thu, 09 Aug, 16:30–18:15
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Tuesday, 7 August 2012 Room Domus Variabilis |
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Atmospheric Radiation & Climate
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| 11:00–11:15 |
IRS2012-420
Constraining Climate Sensitivity using Top Of Atmosphere Radiation Measurements S. F. B. Tett, M. J. Mineter, C Cartis, D. J. Rowlands, and P Liu |
| 11:15–11:30 |
IRS2012-320
Energetics of climate models: net energy balance and meridional enthalpy transport V. Lucarini and F. Ragone |
| 11:30–11:45 |
IRS2012-191
The hemispheric distribution of reflected shortwave radiation in observations and aquaplanet climates A. Voigt, B. Stevens, J. Bader, and T. Mauritsen |
| 11:45–12:00 |
IRS2012-475
The Earth Radiation Budget and climate. S. Dewitte, N Clerbaux, A. Ipe, A. Velazquez, E. Baudrez, S. Nevens, and I. Decoster |
| 12:00–12:15 |
IRS2012-515
An Overview of Results from the GEWEX Radiative Flux Assessment P. Stackhouse, E. Raschke, T. Wong, L. Hinkelman, S. Kinne, W. Rossow, Y. Zhang, E. Dutton, C. Long, M. Wild, N. Loeb, W. Su, T. Zhang, S. J. Cox, and J. C. Mikovitz |
| 12:15–12:30 |
IRS2012-566
Global All-sky Aerosol Direct Radiative Effect from Merged CALIOP and A-train Observations D. Winker, S. Kato, J. Tackett, and A. Omar |
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Lunch Break
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Tuesday, 7 August 2012 Room Cambridge |
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Total Solar Irradiance
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| 14:00–14:15 |
IRS2012-45
Improvements to the Solar Forcing Data Record G. Kopp |
| 14:15–14:30 |
IRS2012-504
Total Solar Irradiance measured by PREMOS/PICARD W. Schmutz, A. Fehmlann, W. Finsterle, A. Shapiro, Ch. Wehrli, and G. Thuillier |
| 14:30–14:45 |
IRS2012-248
Summary of a Comparative Study on the Trends in Solar Spectral Irradiance in the Ultraviolet, Visible, and Infrared Regions J. Harder, M. Snow, J. Rice, R. Cahalan, and T. Woods |
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Wednesday, 8 August 2012 Room Harvard |
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Surface Radiation Budget
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| 11:00–11:15 |
IRS2012-120
Surface radiation budget derived from CERES data and its variability S. Kato, F. Rose, N. Loeb, D. Doelling, D. Rutan, and T. Caldwell |
| 11:15–11:30 |
IRS2012-496
Earth radiation budget from a surface perspective M. Wild, D. Folini, E.G. Dutton, and N.G. Loeb |
| 11:30–11:45 |
IRS2012-185
How well do we understand the Earth's radiation budget and the role of clouds ? E. Raschke and S. Kinne |
| 11:45–12:00 |
IRS2012-346
NASA/GEWEX Surface Radiation Budget: First Look At Products With Recalibrated ISCCP S. J. Cox, P. W. Stackhouse, S. K. Gupta, J. C. Mikovitz, and T. Zhang |
| 12:00–12:15 |
IRS2012-493
The NASA GEWEX Surface Radiation Budget Project: Dataset Validation and Climatic Signal Identification T. Zhang, P. W. Stackhouse, Jr., S. K. Gupta, S. J. Cox, and J. C. Mikovitz |
| 12:15–12:30 |
IRS2012-554
An Evaluation of Satellite and Model Surface Irradiances using In-Situ Measurements: Results of the GEWEX Radiative Flux Assessment L. Hinkelman, T. Zhang, and P. Stackhouse Jr. |
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Lunch Break
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Aerosol Radiative Forcing I
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| 14:00–14:15 |
IRS2012-232
Observationally-constrained Estimates of carbonaceous aerosol radiative forcing C.E. Chung, V. Ramanathan, and D. Decremer |
| 14:15–14:30 |
IRS2012-349
The effects of an absorbing smoke layer on MODIS marine boundary layer cloud optical property retrievals and radiative forcing K. Meyer and S. Platnick |
| 14:30–14:45 |
IRS2012-358
Radiative forcing by dust in mountain snow from imaging spectroscopy data F. C. Seidel, T. H. Painter, S. M. Skiles, and A. C. Bryant |
| 14:45–15:00 |
IRS2012-184
Vertical profiles of aerosol radiative forcing - a comparison of AEROCOM phase 2 model submissions B. H. Samset and G. Myhre |
| 15:00–15:15 |
IRS2012-75
Historical and future simulations of aerosol radiative forcing along the Representative Concentration Pathways (RCPs) with a global climate model T. Takemura |
| 15:15–15:30 |
IRS2012-502
Surface solar radiation in 20th century Europe: dimming and brightening as seen by ECHAM5-HAM D. Folini and M. Wild |
| 15:30–15:45 |
IRS2012-483
Quantification of the aerosol direct radiative effect from smoke over clouds using passive space-borne spectrometry M. de Graaf, P. Stammes, and L.G. Tilstra |
| 15:45–16:00 |
IRS2012-489
Vertical profiles of shortwave and longwave aerosol direct radiative forcing during GAMARF campaign at Lampedusa island D. Meloni, T. Di Iorio, A. di Sarra, J. L. Gomez Amo, W. Junkermann, F. Monteleoene, G. Pace, S. Piacentino, and D. M. Sferlazzo |
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Thursday, 9 August 2012 Room Harvard |
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Top of Atmosphere Radiation Budget
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| 10:45–11:00 |
IRS2012-302
Towards Improved Next-Generation Angular Distribution Models for Top-of-Atmosphere Radiative Flux Estimation from the CERES Instruments W. Su, J. Corbett, L. Liang, Z. Eitzen, and N. Loeb |
| 11:00–11:15 |
IRS2012-195
Observed effects of sastrugi on CERES top-of-atmosphere clear-sky reflected shortwave flux over Antarctica J.G. Corbett, W. Su, and N.G. Loeb |
| 11:15–11:30 |
IRS2012-217
Earth Radiation Imbalance from a Constellation of 66 Iridium Satellites: Technological Aspects W. Wiscombe and C.J-Y. Chiu |
| 11:30–11:45 |
IRS2012-478
The CERES geostationary enhanced temporally averaged flux product D. Doelling, M. Nordeen, C. Nguyen, M. Sun, and N. Loeb |
| 11:45–12:00 |
IRS2012-438
The Climate Monitoring SAF TOA Earth Radiation Budget Dataset N. Clerbaux, E. Baudrez, I. Decoster, S. Dewitte, A. Ipe, S. Nevens, and A. Velazquez-Blazquez |
| 12:00–12:15 |
IRS2012-381
Utility of Highly Elliptical Orbit for Radiation Budget and Surface Albedo Mapping Over Polar Regions A. Trishchenko |
| 12:15–12:30 |
IRS2012-47
Comparison of clear-sky outgoing far-IR flux inferred from satellite observations and computed from three newest reanalysis data sets X. H. Chen, X. L. Huang, N. G. Loeb, and H. L. Wei |
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Lunch Break
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Cloud Radiative Effects
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| 14:00–14:15 |
IRS2012-388
Reproducing observational sampling in climate models for consistency in cloud radiative effect estimates R. Pincus and B. Stevens |
| 14:15–14:30 |
IRS2012-152
Cirrus Cloud Radiative Forcing Estimation over China M. Min, P. Wang, X. Zong, G. Wang, J. Campbell, and Y. Li |
| 14:30–14:45 |
IRS2012-540
Seasonal and Regional Diurnal Variations of Cloud Effects on Atmospheric Radiative Heating/Cooling From the ISCCP-FD Product Y. Zhang and W. Rossow |
| 14:45–15:00 |
IRS2012-374
Using ISCCP weather states to decompose cloud radiative effects L. Oreopoulos and W. B. Rossow |
| 15:00–15:15 |
IRS2012-335
What do we really know about cloud changes over the past decades? E. Palle and B. Laken |
| 15:15–15:30 |
IRS2012-25
Estimation of the contribution of small, thin, warm clouds to the radiative forcing of a cloud field, using ground based measurements E. Hirsch, E. Agassi, and I. Koren |
| 15:30–15:45 |
IRS2012-90
On the impact of the vertical variation of cloud properties on radiation (withdrawn) S. Placidi, C.L. Brandau, D.P. Donovan, R.A. Roebeling, and H.W.J. Russchenberg |
| 15:45–16:00 |
IRS2012-254
Assessment of the NASA GISS AR5 GCM Simulated Clouds and TOA Radiation Budgets using CERES-MODIS Observations X. Dong |
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Friday, 10 August 2012 Room Harvard |
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Surface-Based Radiation Measurements
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| 09:30–09:45 |
IRS2012-27
Cloud radiative budget and cloud radiative effect over the Atlantic from ship based observations A. Macke and J. Kalisch |
| 09:45–10:00 |
IRS2012-255
Measuring Greenhouse Radiation Profiles and the Radiation Budget in the atmosphere R. Philipona and A. Kräuchi |
| 10:00–10:15 |
IRS2012-70
Report of the Working Group BSRN - Baseline Surface Radiation Network G. König-Langlo and R. Sieger |
| 10:15–10:30 |
IRS2012-10
Intraseasonal to Interannual Influences on Surface Radiation and Cloud Forcing at the ARM TWP Sites C. N. Long, S. A. McFarlane, and J. Flaherty |
| 10:30–10:45 |
IRS2012-365
Validation of gridded data sets of the surface radiation budget with non-BSRN surface observations J. Trentmann, R.W. Müller, A. Fink, F. Göttsche, and F. Olesen |
| 10:45–11:00 |
IRS2012-482
Trends in surface radiation and cloud radiative effect over Switzerland in the past 15 years S. Wacker, J. Gröbner, and L. Vuilleumier |
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Coffee Break
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Aerosol Radiative Forcing II
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| 11:30–11:45 |
IRS2012-453
Reflected, transmitted irradiance, radiative divergence and heating rate on the base of simple atmospheric optical models I. Melnikova and A. Ginzburg |
| 11:45–12:00 |
IRS2012-21
Evaluation of a relationship between aerosols and surface downward shortwave flux through an integrative analysis of modeling and observation D. Goto, S. Kanazawa, T. Nakajima, and T. Takemura |
| 12:00–12:15 |
IRS2012-32
Broadband AOD from 1909 to 2010 at Davos, Switzerland D. Lachat, Ch. Wehrli, and H. Wanner |
| 12:15–12:30 |
IRS2012-339
1D radiative transfer simulation of complex aerosol-cloud structure. Sensitivity study and implication to regional forcing estimates L. Doppler, F. Ravetta, J. Pelon, and J. Fischer |
| 12:30–12:45 |
IRS2012-274
Sensitivity of aerosol radiative forcing to mixing state and shape of the particles Y. Derimian, O. Dubovik, D. Tanre, and T. Lapyonok |
| 12:45–13:00 |
IRS2012-560
Improved flux and aerosol forcing calculation using the MODIS enhanced vegetation albedo L Zhu, V Martins, E Sena, and H Yu |