| Project Scientist I
National Security Applications Program (NSAP)
303 497-8383
hahmann ucar.edu
Current Projects
Modeling research and support for the
U.S. Army Test and Evaluation
Command 4DWX Project.
Climate downscaling for NGIC-GCAT
and DTRA-CFDDA projects.
Professional Interests
Mesoscale meteorology and numerical modeling. Land-atmosphere
interaction; land data assimilation. Interactions between
cloud-radiative processes, land-surface processes and the hydrological
cycle. Parameterization of sub-grid scale surface variability and
its
effects in regional and global climate.
Education
B.S., Meteorology, University of Sao Paulo, Sao Paulo, Brazil,
1986
Ph.D., Meteorology, University of Utah, Salt Lake City, Utah, 1992
Selected Publications
Hahmann, A.N., D. Rostkier-Edelstein, T.T. Warner, Y. Liu, F. Vandenberghe,
and S.P. Swerdlin, 2008: Toward a climate downscaling for the Eastern
Mediterranean at High-Resolution Advances in Geosciences, 12, 159-164.
adgeo-12-159-2008.pdf
Hahmann, A., Liu, Y., Chen, F., Manning, K., Warner, T., and Carlson,
L. 2005: High-resolution land data assimilation in the NCAR/ATEC
real-time FDDA and forecasting system. 19th Conference on Hydrology.
San Diego, California, January 2005.
Hahmann, A. N., 2003: Representing spatial sub-grid scale
precipitation variability in a GCM. J. Hydrometeorology. 4 (5),
891-900.
Pierazzo, E., A. N. Hahmann, and L. C. Sloan, 2003: Chicxulub and
Climate: Radiative perturbations of impact-produced S-bearing
gases. Astrobiology. 3 (1), 99-118
Hahmann, A. N., and R. E. Dickinson, 2001: A fine-mesh land approach
for general circulation models and its impact on regional
climate. J. Climate, 14, 1634-1646.
Wei, X, A. N. Hahmann, R. E. Dickinson, Z.-L. Yang, X. Zeng,
K. J. Schaudt, C. B. Schaaf, N. Strugnell, 2001: Comparison of the
albedo computed by land surface models and their evaluation against
remotely sensed data. J. Geophys. Res., 106 (D18), 20,687-20702.
Hahmann, A. N., and R. E. Dickinson, 1997: RCCM2/BATS Model over
Tropical South America: Applications to Tropical
Deforestation. J. Climate, 10, 1944-1964.
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