Bob Yantosca
Software Engineer
Atmospheric Chemistry Modeling Group
Harvard University

Robert M. Yantosca
Harvard School of Engineering and Applied Sciences
29 Oxford Street
Cambridge, MA 02138 USA

617-496-9424 (Work Phone)
617-495-4551 (Fax)
yantoscaseas.harvard.edu

Profile

  • 18+ years of experience in computer programming, data analysis, and visualization
  • Implementation of global chemical tracer models for atmospheric chemistry applications
  • Documentation and technical support for CTM users
  • Operating Systems: Unix (SGI Origin & Itanium, Compaq, HP, Linux, Sun), Windows
  • Programming Languages: Perl, Java, JavaScript, tcsh, C, IDL, Fortran-90, FORTRAN-77
  • Parallel computing with OpenMP directives for shared-memory platforms
  • Applications programming with the following file formats: netCDF, HDF, HDF-EOS, FITS
  • Building software components using the Earth System Model Framework and MAPL
  • Web site design using HTML, JavaScript, DreamWeaver, and CSS
  • Co-author of the GAMAP IDL package for visualization of chemical tracer model output
  • Interests: Guitar, Italian Culture, Classics, Travel, Food, Football

Experience

Software Engineer (Nov 2002 – present)
Scientific Programmer (Nov 1996 – Nov 2002)
Atmospheric Chemistry Modeling Group, Harvard University, Cambridge, MA

  • Managed development of GEOS-Chem global atmospheric chemistry model. 
  • Updated and optimized GEOS-Chem modules for chemistry, wet and dry deposition, moist convection, tracer transport, global emissions, and diagnostics.
  • Parallelized GEOS-Chem code for optimum execution on shared-memory computers.
  • Ported GEOS-Chem to SGI Origin, HP Alpha, Sun, IBM, Linux, SGI Itanium and other platforms.
  • Published the online version of the GEOS-Chem User's Guide.
  • Co-authored the GAMAP software package (in IDL) for visualization of GEOS-Chem model output and data observations.
  • Created chemical forecast and hindcast systems (including TRAPS, IAPS and ICARTT/INTEX NRT) in support of NASA & NOAA field campaigns in 2001, 2002, 2004, and 2006.
  • Developed Perl software for downloading and processing assimilated meteorological data.
  • Provided technical support to Harvard graduate students, post-doctoral fellows, and researchers.
  • Designed the GEOS-Chem web site and related documentation.

Instructor (May 1996 – Aug 1996)
Quincy College, Quincy, MA

  • Instructed Summer Term General Physics I and II.
  • Designed simple yet instructive laboratory experiments.
  • Instructed students in lab safety and the proper use of laboratory equipment.

Student Teacher (Feb 1996 – May 1996)
Quincy High School, Quincy, MA

  • Practicum. Taught two sections of standard level (conceptual) physics and one section of honors physics to high school juniors and seniors.
  • Responsible for conducting weekly laboratory sessions and obtaining teaching materials appropriate to each lab exercise.
  • Instructed students in laboratory safety.

Research Assistant (Aug 1994 – Aug 1996)
Center for Space Physics, Boston University, Boston,

  • Created IDL software to display ionospheric disturbances as a function of time and latitude.
  • Improved existing IDL and FORTRAN-77 programs used to analyze fluctuations in signals from Global Positioning System (GPS) satellites.
  • Obtained GPS satellite data, magnetic indices, and incoherent scatter radar reflection "images" via the Internet.
  • Managed a local database of GPS satellite data.
  • Trained additional personnel in software operation and database maintenance.

Graduate Student (Aug 1991 – Aug 1994)
Department of Astronomy, Boston University, Boston, MA

  • Wrote software using FORTRAN-77 for the VAX/VMS platform to display hydrogen spectra taken with the Arecibo, Puerto Rico, radio telescope.
  • Analyzed spectral observations to determine the location of self-absorbing hydrogen clouds in the Milky Way Galaxy.
  • Conducted laboratory and observatory sections for undergraduate astronomy courses. Recipient, 1994 Outstanding Teaching Fellow Award.

Publications

  • Liu, Y, P. Koutrakis, R. Kahn, S. Turquety, and R.M. Yantosca, Estimating fine particulate matter component concentrations and size distributions using satellite-retrieved fractional optical depth -- Part 2, J. Air & Waste Mgmt. Assn, 57:1360–1369, doi:10.3155/1047-3289.57.11.1360, 2007.

  • Selin, N.E., D.J. Jacob, R.J. Park, R.M. Yantosca, S. Strode, L. Jaeglé, and D. Jaffe, Chemical cycling and deposition of atmospheric mercury: Global constraints from observations, J. Geophys. Res., 112, D02308, doi:10.1029/2006JD007450, 2007.

  • Strode, S., L. Jaeglé, N.E. Selin, D.J. Jacob, R.J. Park, R.M. Yantosca, R.P. Mason, and F. Slemr, Air-sea exchange in the global mercury cycle, Glob. Biogeochem. Cycles, accepted, 2007.

  • Duncan, B. N., J. A. Logan, I. Bey, I. A. Megretskaia, R.M. Yantosca, P. C. Novelli, N. B. Jones, and C. P. Rinsland, Model study of the budget, interannual variability, and trends of carbon monoxide, 1988-1997, J. Geophys. Res., submitted, 2006.

  • Turquety, S., J.A. Logan, D.J. Jacob, R.C. Hudman, F.Y. Leung, C.L. Heald, R.M. Yantosca, S. Wu, L.K. Emmons, D.P. Edwards, G.W. Sachse, Inventory of boreal fire emissions for North America in 2004: the importance of peat burning and pyro-convective injection, J. Geophys. Res, in press, 2007.

  • Wu, S, L.J. Mickley, D.J. Jacob, J.A. Logan, and R.M. Yantosca, Why are there large differences between models in global budgets of tropospheric ozone?, J. Geophys. Res, submitted, 2007.

  • Heald, C.L., D.J. Jacob, R.J. Park, B. Alexander, T.D. Fairlie, D.A. Chu, R.M. Yantosca, Transpacific transport of Asian anthropogenic aerosols and its impact on surface air quality in the United States, J. Geophys. Res., 111, D14310, doi:10.1029/2005JD006847, 2006.

  • Liu, H., J.H. Crawford, R.B. Pierce, P. Norris, S.E. Platnick, G. Chen, J.A. Logan, R.M. Yantosca, M.J. Evans, C. Kittaka, Y. Feng, and X. Tie, Radiative effect of clouds on tropospheric chemistry in a global three-dimensional chemical transport model, J. Geophys. Res, 111, D20303, doi:10.1029/2005JD006403, 2006.

  • Park, R. J., D. J. Jacob, N. Kumar, and R. M. Yantosca, Regional visibility statistics in the United States: Natural and transboundary pollution influences, and implications for the Regional Haze Rule, Atmos. Environ., 40(28), 5405-5423, 2006.

  • Alexander, B., J. Savarino, C.C.W. Lee, R.J. Park, D.J. Jacob, M.H. Thiemens, Q.B. Li, R.M. Yantosca, Sulfate formation in sea-salt aerosols: Constraints from oxygen isotopes, J. Geophys. Res., 110, D10307, 2005.

  • Fiore, A.M., L.W. Horowitz, D.W. Purves, H. Levy II, M.J. Evans, Y.X. Wang, Q. Li, and R.M. Yantosca, Evaluating the contribution of changes in isoprene emissions to surface ozone trends over the eastern United States, J. Geophys. Res, 110, D12303, doi:10.1029/2004JD005485, 2005.

  • Li, Q., D. Jacob, R. Park, Y. Wang, C. Heald, R. Hudman, R. Yantosca, R. Martin, and M. Evans, North American pollution outflow and the trapping of convectively lifted pollution by upper-level anticyclone, J. Geophys. Res., 110, D10301, 2005.

  • Li, Q.B., J.H. Jiang, D.L. Wu, W.G. Read, N.J. Livesey, J.W. Waters, Y.S. Zhang, B. Wang, M.J. Filipiak, C.P. Davis, S. Turquety, S.L. Wu, R.J. Park, R.M. Yantosca, and D.J. Jacob, Convective outflow of South Asian pollution: a global CTM simulation compared with EOS MLS observations, Geophys. Res. Lett., 32, L14826, 2005.

  • Li, Q., D.J. Jacob, J.W. Munger, R.M. Yantosca, and D.D. Parrish, Export of NOy from the North American Boundary Layer: Reconciling Aircraft Observations and Global Model Budgets, J. Geophys. Res., 109(D2), D02109, doi:10.1029/2003JD003912, 2004.

  • Liu, H., D.J. Jacob, J.E. Dibb, A.M. Fiore, and R.M. Yantosca, Constraints on the sources of tropospheric ozone from 210Pb-7Be-O3 correlations, J. Geophys. Res., 109, D07306, doi:10.1029/2003JD003988, 2004.

  • Park, R. J., D. J. Jacob, B. D. Field, R. M. Yantosca, and M. Chin, Natural and transboundary pollution influences on sulfate-nitrate-ammonium aerosols in the United States: implications for policy, J. Geophys. Res., 109, D15204, 10.1029/2003JD004473, 2004

  • Suntharalingam, P., D. J. Jacob, P. I. Palmer, J. A. Logan, R. M. Yantosca, Y. Xiao, M. J. Evans, D. Streets, S. A. Vay and G. Sachse, J. Geophys. Res., 109, D18S18, 2004.

  • Wang, J.S., J. A. Logan, M. B. McElroy, B. N. Duncan, I. A. Megretskaia, and R. M. Yantosca, A 3-D model analysis of the slowdown and interannual variability in the methane growth rate from 1988 to 1997, Global Biogeochem. Cycles, 18, GB3011, doi:10.1029/2003GB002180, 2004.

  • Wang, Y.X., M.B. McElroy, D.J. Jacob, R.M. Yantosca, A nested grid formation for chemical transport over Asia: applications to CO, J. Geophys. Res., 109, D22307, doi:10.1029/2004jd005237, 2004.

  • Xiao, Y., D.J. Jacob, J. Wang, J.A. Logan, P.I. Palmer, P. Suntharalingam, R.M. Yantosca, G.W. Sachse, D.R. Blake, D.G. Streets, Constraints on Asian and European sources of methane from CH4-C2H6-CO correlations in Asian outflow, J. Geophys. Res, 109, D15S16, 2004.

  • Yoshida, Y., Y.H. Wang, T. Zeng, and R.M. Yantosca, A Three-Dimensional Global Model Study of Atmospheric Methyl Chloride Budget and Distributions, J. Geophys. Res., 109, D24309, doi:10.1029/2004JD004951, 2004.

  • Fiore, A.M., D.J. Jacob, H. Liu, R.M. Yantosca, T.D. Fairlie, and Q. Li, Variability in surface ozone background over the United States: Implications for air quality policy, J. Geophys. Res., 108, 4787, doi:10.1029/2003JD003855, 2003.

  • Jones, D.B.A., K.W. Bowman, P.I. Palmer, J.R.Worden, D.J. Jacob, R.N. Hoffman, I. Bey, and R.M. Yantosca, Potential of observations from the Tropospheric Emission Spectrometer to constrain continental sources of carbon monoxide, J. Geophys. Res., 108(D24), 4789, doi:10.1029/2003JD003702, 2003.

  • Li, Qinbin, Daniel J. Jacob, Robert M. Yantosca, Colette L. Heald, Hanwant B. Singh, Makoto Koike, Yongjing Zhao, Glen W. Sachse, David G. Streets, A Global 3-D Model Evaluation of the Atmospheric Budgets of HCN and CH3CN: Constraints From Aircraft and Ground Measurements, J. Geophys. Res., 108, 8827, doi:10.1029/2002JD003075, 2003.

  • Liu, Hongyu, Daniel J. Jacob, Isabelle Bey, Robert M. Yantosca, Bryan N. Duncan, and Glen W. Sachse, Transport pathways for Asian pollution outflow over the Pacific: Interannual and seasonal variations, J. Geophys. Res., 108, 8786, doi 10.1029/2002JD003102, 2003.

  • Martin, R.V., D.J. Jacob, R.M. Yantosca, Mian Chin, and Paul Ginoux, Global and Regional Decreases in Tropospheric Oxidants from Photochemical Effects of Aerosols, J. Geophys. Res., 108(D3), 4097, doi:10.1029/2002JD002622, 2003.

  • Palmer, P. I., D. J. Jacob, D. B. A. Jones, C. L. Heald, R. M. Yantosca, J. A. Logan, G. W. Sachse, D. G. Streets Inverting for emissions of carbon monoxide from Asia using aircraft observations over the western Pacific, J. Geophys. Res., 108, 8825, doi:10.1029/2002JD003176, 2003.

  • Fiore, A.M., D.J. Jacob, I. Bey, R.M. Yantosca, B.D. Field, A.C. Fusco, and J.G. Wilkinson, Background ozone over the United States in summer: origin,trend, and contribution to pollution episodes, J. Geophys. Res., 107(D15), 10.1029/2001JD000982, 2002.

  • Jacob, D.J., B.D. Field, E. Jin, I. Bey, Q. Li, J.A. Logan, and R.M. Yantosca, Atmospheric budget of acetone, Geophys. Res. Lett., 10.1029/2001JD000694, 2002.

  • Li, Q., D.J. Jacob, T.D. Fairlie, H. Liu, R.M. Yantosca, and R.V. Martin, Stratospheric versus pollution influences on ozone at Bermuda: Reconciling past analyses, J. Geophys. Res., doi:10.1029/2002JD00213, 2002.

  • Li, Q., D.J. Jacob, I. Bey, P.I. Palmer, B.N. Duncan, B.D. Field, R.V. Martin, A.M. Fiore, R.M. Yantosca, D.D. Parrish, P.G. Simmonds, and S.J. Oltmans, Transatlantic transport of pollution and its effects on surface ozone in Europe and North America, J. Geophys. Res., doi:10.1029/2001JD001422, 2002.

  • Liu, H., D.J. Jacob, L.Y. Chan, S.J. Oltmans, I. Bey, R.M. Yantosca, J.M. Harris, B.N. Duncan, and R.V. Martin, Sources of tropospheric ozone along the Asian Pacific Rim: An analysis of ozonesonde observations, J. Geophys. Res., doi:10.1029/2001JD002005, 2002.

  • Martin, R.V., D.J. Jacob, J.A. Logan, I. Bey, R.M. Yantosca, A.C. Staudt, Q. Li, A.M. Fiore, B.N. Duncan, H. Liu, P. Ginoux, and V. Thouret, Interpretation of TOMS observations of tropical tropospheric ozone with a global model and in-situ observations, J. Geophys. Res., 107(D18), 4351, 10.1029/2001JD001480, 2002.

  • Bey I., D. J. Jacob, R. M. Yantosca, J. A. Logan, B. Field, A. M. Fiore, Q. Li, H. Liu, L. J. Mickley, and M. Schultz, Global modeling of tropospheric chemistry with assimilated meteorology: Model description and evaluation, J. Geophys. Res., 106, 23,073-23,096, 2001.

  • Bey I., D. J. Jacob, J. A. Logan, R. M. Yantosca, Asian chemical outflow to the Pacific: origins, pathways and budgets, J. Geophys. Res., 106, 23,097-23,114, 2001.

  • Li, Q., D. J. Jacob, J. A. Logan, I. Bey, R. M. Yantosca, H. Liu, R. V. Martin, A. M. Fiore, B. D. Field, B. N. Duncan, and V. Thouret, A tropospheric ozone maximum over the Middle East, Geophys. Res. Lett., 28, 3235-3238, 2001.

  • Li, Q., D. J. Jacob, I. Bey, R. M. Yantosca, B.D. Field, H. Liu, J. A. Logan, A. M. Fiore, R. V. Martin, and B. N. Duncan, Sources of ozone over the North Atlantic and trans-Atlantic transport of pollution: a global model perspective, IGACtivities Newsletter, NARE special issue, No. 24, p12-15, August 2001.

  • Liu, H., D.J. Jacob, I. Bey, and R.M. Yantosca, Constraints from 210Pb and 7Be on wet deposition and transporting a global threee-dimensional chemical tracer model driven by assimilated meteorological fields, J. Geophys. Res., 106, 12,109 - 12,128, 2001.

  • Palmer, P. I., D. J. Jacob, K. Chance, R. V. Martin, R. J. D, Spurr, T. P. Kurosu, I. Bey, R. Yantosca, A. Fiore, and Q. Li. Air mass factor formulation for spectroscopic measurements from satellites: application to formaldehyde retrievals from GOME, J. Geophys. Res., 106, 14539-14550, 2001.

  • Li, Q., D.J. Jacob, I. Bey, R.M. Yantosca, Y. Zhao, Y. Kondo, and J. Notholt, Atmospheric hydrogen cyanide (HCN): biomass burning source, ocean sink? , Geophys. Res. Lett., 27,  357-360, 2000.

  • Singh, H., Y. Chen, A. Tabazadeh, Y. Fukui, I. Bey, R. Yantosca, D. Jacob, F. Arnold, K. Wohlfrom, E. Atlas, F. Flocke, D. Blake, N. Blake, B. Heikes, J. Snow, R. Talbot, G. Gregory, G. Sachse, S. Vay, and Y. Kondo, Distribution and fate of select oxygenated organic species in the troposphere and lower stratosphere over the Atlantic, J.Geophys. Res., 105,  3795-3805, 2000.

  • J. Aarons, M. Mendillo, and R. Yantosca, GPS phase fluctuations in the equatorial region during sunspot minimum., Radio Science, 32, 1535, 1997.

  • J. Aarons, M. Mendillo, R. Yantosca, and E. Kudeki, GPS phase fluctuations in the equatorial region during the MISETA 1994 campaign. J. Geophys. Res., 101, 26851-26862, 1996.

  • J. Aarons, M. Mendillo, R. Yantosca, Communications and the Global Positioning System.  Advisory Group for Aeronautical Research and Development (AGARD) Conference Proceedings 574, April 1996.

Education

Civic Activities

Personal

  • US Citizen (Born at Boston MA, on October 28, 1968)
  • Single, with no children
  • Languages spoken: English (primary language), Italian

http://people.seas.harvard.edu/~yantosca/resume.html