Oral Programme CL50

CL50

Uncertainties in climate estimates and their time-scales: past, present and future
Co-Conveners: R Wilson , WEN Austin , L. Skinner 
Oral Programme
 / Tue, 21 Apr, 13:30–17:00  / Room 27
Poster Programme
 / Attendance Tue, 21 Apr, 17:30–19:00  / Halls X/Y

Tuesday, 21 Apr 2009
Room 27
Chairperson: Caitlin Buck
Quantifying Uncertainty on Proxy-based Climate Predictions/Reconstructions

13:30–13:33
Introduction

13:33–13:48
EGU2009-785
Quantifying uncertainty in palaeoclimate reconstructions (solicited)
A.C. Parnell, J Haslett, M Salter-Townshend, B Huntley, and J.R.M. Allen
13:48–14:03
EGU2009-12949
On the development of probabilistic climate reconstructions based on fossil pollen records
C. Schoelzel and A. Hense
14:03–14:18
EGU2009-405
Quantifying uncertainty on chronologies for palaeoclimate reconstruction from ice cores: glaciological models in focus
K Klauenberg, PG Blackwell, CE Buck, and R Röthlisberger
14:18–14:33
EGU2009-1177
Quantifying uncertainty in documentary-data based climate reconstructions? (solicited)
A. Moberg, P. Dobrovolny, R. Wilson, R. Brazdil, C. Pfister, R. Glaser, L. Leijonhufvud, and E. Zorita
14:33–14:48
EGU2009-1204
Refining future climate projections using uncertain climate data of the last millennium (solicited)
Y. H. Yamazaki, M. R. Allen, C. Huntingford, D. J. Frame, and D. C. Frank
14:48–15:03
EGU2009-1719
Quantification of climate parameters using biological proxy indicators in lake sediments – potential, limits, and sources of uncertainty (solicited)
C. Bigler
15:03–15:15
Discussion

COFFEE BREAK
Estimating Marine Radiocarbon Timescales and Assessing Their Uncertainties

15:30–15:33
Introduction

15:33–15:48
EGU2009-6985
Radiocarbon calibration-comparison records based on marine sediments from the Pakistan and Iberian Margins (solicited)
E. Bard, G. Ménot, and L. Licari
15:48–16:03
EGU2009-3057
The 14C age of glacial North Atlantic surface waters: Greenland Interstadial Events 2-13
W.E.N. Austin, F.D. Hibbert, and C.L. Bryant
16:03–16:18
EGU2009-5690
Three-dimensional radiocarbon modeling: A tool to assess glacial-deglacial radiocarbon chronologies (solicited)
M. Butzin, M. Prange, and G. Lohmann
16:18–16:33
EGU2009-5858
Precise timing of deglacial tropical warming and humidification in the Timor Sea vs Antarctic warming and global atmospheric CO2 rise
M. Sarnthein, P.M. Grootes, A. Holbourn, and W. Kuhnt
16:33–16:48
EGU2009-11226
Atmospheric radiocarbon as a Southern Ocean wind proxy over the last 1000 years
K.B. Rodgers, S. Mikaloff Fletcher, E. Galbraith, J.L. Sarmiento, A. Gnanadesikan, R.D. Slater, and T. Naegler
16:48–17:00
Discussion