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United States Department of Agriculture

Agricultural Research Service

THOMAS HOLMES

Research Physical Scientist

photo of Thomas Holmes Thomas R.H. Holmes, Ph.D.
Research Physical Scientist
USDA-ARS Hydrology and Remote Sensing Laboratory
Bldg. 007, Rm. 104, BARC-West
Beltsville, MD 20705-2350 USA
Voice: (301) 504-7614
Fax: (301) 504-8931
Thomas.Holmes@ars.usda.gov

Research Interests:

  • Passive Microwave remote sensing of the land surface to further understanding of the hydrological cycle.
  • To develop long term and consistent records of land surface parameters based on 30+ years of Earth Observation history.
  • Principle satellite missions of interest: Aqua AMSR-E, TRMM TMI, SMOS, and planned GCOM-W, SMAP.

Education:


Professional Experience:

  • 2009-Present: Post-doctoral research Hydrologist, USDA-ARS Hydrology and Remote Sensing Laboratory, Beltsville, MD
  • 2008: Post-doctoral researcher, VU University Amsterdam, Netherlands
    Worked on the development of GLEAM (Global Land Evaporation, the Amsterdam Model).
  • Fall 2006: Visiting Scientist, ECMWF, Reading, UK
    Worked on the coding of CMEM, the Community Microwave Emission Model.
  • 2004-2005: Research Assistant, NASA Goddard Space Flight Center, Hydrological Science Branch
    Worked on the development of LPRM and the VUA-NASA soil moisture products.
  • Winter 2003: Intern, Centre des Etudes Spatialle pour le Biosphere (CESBIO), Toulouse, France.

Awards:

  • 2011: Science PI for funded NASA Aqua/Terra program grant proposal entitled "Development of a continuous multi-satellite land surface temperature product" ($120K/year for 3 years).

Professional Service:

  • 2009: AGU Session Convener.

Selected Publications: (please contact the author to determine reprint availability)

( view full list of author's publications/abstracts)
  • Miralles, D. G., T. R. H. Holmes, R. A. M. De Jeu, J. H. Gash, A. Meesters, and A. J. Dolman, (2010). Global land-surface evaporation estimated from satellite-based observations, Hydrology and Earth System Sciences Discussions, 7, 8479–8519.
  • Holmes, T. R. H., and T. J Jackson, (2010). Soil temperature error propagation in passive microwave retrieval of soil moisture. In Proceedings of Microrad.
  • T. R. H. Holmes, H. Kooi, R. A. M. De Jeu, and M. Owe, (2009). Reply to comment by J. Wang and R. L. Bras on “Estimating the soil temperature profile from a single depth observation: A simple empirical heatflow solution”, Water Resour. Res., 45, W03602, doi:10.1029/2008WR007513.
  • T. R. H. Holmes, R. A. M. De Jeu, M. Owe, and A. J. Dolman, (2009). Land surface temperature from Ka band (37 GHz) passive microwave observations, J. Geophys. Res., 114, D04113, doi:10.1029/2008JD010257.
  • T.R.H. Holmes, M. Owe, R.A.M. de Jeu and H. Kooi, (2008). Estimating the Soil Temperature Profile from a single Depth Observation: A simple Empirical Heatflow Solution, Water Resources Research, 44, W02412, doi:10.1029/2007WR005994.
  • T.R.H. Holmes, M. Drusch, J-P. Wigneron and R. de Jeu, (2008). A global simulation of microwave emission: Error structures based on output from ECMWF’s operational Integrated Forecast System, IEEE Transactions on Geoscience and Remote Sensing, 46(3), doi:10.1109/TGRS.2007.914798.
  • M. Owe, R. de Jeu and T. Holmes, (2008). Multisensor historical climatology of satellite-derived global land surface moisture, J. Geophys. Res., 113, F01002, doi:10.1029/2007JF000769.
  • T.R.H. Holmes, P. de Rosnay, R. de Jeu, J.-P. Wigneron, Y. Kerr, J-C. Calvet, M.J. Escorihuela, K. Saleh and F. Lemaitre, (2006). A new parameterization of the Effective Temperature for L-band Radiometry, Geophysical Research Letters, Volume 33, Issue 7, doi:10.1029/2006GL025724.

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Last Modified: 3/7/2011
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