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Profile for Yogesh Sud

Affiliation:	Emeritus
Contact:	E-mail Office Phone: 301-614-6240 Fax: 301-614-6307

Publications

Sud, Y., D. Lee, L. Oreopoulos, D. Barahona, A. Nenes, and M.J. Suarez (2013). Performance of McRAS-AC in the GEOS-5 AGCM: aerosol-cloud-microphysics, precipitation, cloud radiative effects, and circulation. Geosci. Model Dev, 6, 57-79.
doi:10.5194/gmd-6-57-2013

Morales Betancourt, R., D. Lee, L. Oreopoulos, Y. C. Sud, D. Barahona, and A. Nenes (2012). Sensitivity of cirrus and mixed-phase clouds to the ice nuclei spectra in McRAS-AC: single column model simulations. Atmos. Chem. Phys, 12, 10679-10692.
doi:10.5194/acp-12-10679-2012

Oreopoulos, L., D. Lee, Y.C. Sud, and M.J. Suarez (2012). Radiative impacts of cloud heterogeneity and overlap in an atmospheric General Circulation Model. Atmos. Chem. Phys, 12, 9097-9111.
doi:10.5194/acp-12-9097-2012

Yasunari T.J., R. D. Koster, K. -M. Lau, Te. Aoki, Y.C. Sud, T. Yamazaki, H. Motoyoshi, and Y. Kodama (2011). Influence of dust and black carbon on the snow albedo in the NASA GEOS-5 land surface model. J. Geophys. Res., 116, D02210.
doi:10.1029/2010JD014861

Zhou, Y., K-M. Xu, Y. Sud, and A.K. Betts (2011). Recent trends of the tropical hydrological cycle inferred from Global Precipitation Climatology Project and International Satellite Cloud Climatology Project data. J. Geophy. Res-Atmos, 116, D09101.
doi:10.1029/2010JD015197

Bhattacharjee P.S., Y.C. Sud, X. Liu, G.K. Walker, R. Yang, and J. Wang (2010). Importance of including ammonium sulfate ((NH4)2SO4) aerosols for ice cloud parameterization in GCMs. Ann. Geophys., 28(2), 621-631.
doi:10.5194/angeo-28-621-2010

Kim K.M., K. M. Lau, Y.C Sud, and G. Walker (2010). Influence of aerosol radiative forcings on the diurnal and seasonal cycles of rainfall over West Africa and Eastern Atlantic Ocean using GCM simulations. Clim. Dynam, 35, 115-126.
doi:10.1007/s00382-010-0750-1

Krishnamurti T. N., A. Chakraborty, A. Martin, W.K. Lau, K.-M. Kim, Y. Sud, and G. Walker (2009). Impact of Arabian Sea Pollution on the Bay of Bengal Winter Monsoon Rains. J. Geophys. Res., Atmos., 114(D06213).
doi:10.1029/2008JD010679

Lau K. M., K.M. Kim, Y.C. Sud, and G.K. Walker (2009). A GCM study of the response of the atmospheric water cycle of West Africa and the Atlantic to Saharan dust radiative forcing. Ann. Geophys., 27, 4023-4037.
doi:10.5194/angeo-27-4023-2009

Sud Y.C., E.M. Wilcox, K. -M. Lau, G.K. Walker, X. -H. Liu, A. Nenes, D. Lee, K.-M. Kim, Y. Zhou, and P.S. Bhattacharjee (2009). Sensitivity of Boreal-Summer Circulation and Precipitation to Atmospheric Aerosols in Selected Regions, Part I: Africa and India. Annales Geophysicae, 3989-4007, 27.

Wilcox E.M., Y.C. Sud, and G.K. Walker (2009). Sensitivity of Boreal-Summer Circulation and Precipitation to Atmospheric Aerosols in Selected Regions, Part II: The Americas. Annales Geophysicae, 4009-4021, 27.

Sud Y.C., G.K. Walker, Y.P. Zhou, G. A. Schmidt, W.K.-M. Lau, and R.F. Cahalan (2008). Effects of doubled CO2 on tropical Sea-Surface Temperatures (SSTs) for onset of deep convection and maximum SST: Simulations based inferences. Geophy. Res. Lett., 35( L12707).
doi:10.1029/2008GL033872

Sud Y.C., G.K. Walker, Y.P. Zhou, and W.K.-M. Lau (2008). Influence of local and remote sea-surface temperatures on precipitation as inferred from changes in boundary layer moisture convergence and moist thermodynamics over global oceans. Q. J. R. Meteorol. Soc., 134(630), 147-163.
doi:10.1002/qj.193

Sud Y.C., and D. Lee (2007). Parameterization of aerosol indirect effect to complement McRAS cloud scheme and its evaluation with the 3-year ARM-SGP analyzed data for single column models. Atmos. Res., 86(2), 105-125.
10.1016/j.atmosres.2007.03.007

Guo Z. -C., P. A. Dirmeyer, R. D. Koster, G. Bonan, E. Chan, P. Cox, C. T. Gordon, S. Kanae, E. Kowalczyk, D. Lawrence, P. Liu, C. -H. Lu, S. Malyshev, B. McAvaney, J. L. McGregor, K. Mitchell, D.M. Mocko, T. Oki, K. W. Oleson, A. Pitman, Y.C. Sud, and et al. (2006). GLACE: The Global Land-Atmosphere Coupling Experiment. Part II: Analysis. J. Hydrometeor.(4), 7, 611-625.

Koster R. D., Z. -C. Guo, P. A. Dirmeyer, G. Bonan, E. Chan, P. Cox, H. Davies, C. T. Gordon, S. Kanae, E. Kowalczyk, D. Lawrence, P. Liu, C. -H. Lu, S. Malyshev, B. McAvaney, K. Mitchell, D.M. Mocko, T. Oki, K. W. Oleson, A. Pitman, Y.C. Sud, and et al. (2006). GLACE: The Global Land-Atmosphere Coupling Experiment. Part I: Overview. J. Hydrometeor., (4), 7, 590-610.

Sud Y.C., D.M. Mocko, and S. -J. Lin (2006). Performance of two cloud-radiation parameterization schemes in the fvGCM for anomalously wet May and June 2003 over the continental United States and Amazonia. J. Geophys. Res. Atmos.(D6), 6201, 111.
10.1029/2005JD006246

Lau K. M., W. T. Hu, Y. Sud, and G. Walker (2005). Effects of cloud microphysics on tropical atmospheric hydrologic processes and intraseasonal variability in the GEOS GCM. J. Climate, 18, 4731-4751.

Koster R. D., P. A. Dirmeyer, Z. Guo, G. Bonan, E. Chan, P. Cox, C. T. Gordon, S. Kanae, E. Kowalczyk, D. Lawrence, P. Liu, C. -H. Lu, S. Malyshev, B. McAvaney, K. Mitchell, D. Mocko, T. Oki, K. Oleson, A. Pitman, Y.C. Sud, and et al. (2004). Regions of strong coupling between soil moisture and precipitation. Science(5687), 305, 1138-1140.
10.1126/science.1100217

Bosilovich M. G., Y.C. Sud, S. D. Schubert, and G.K. Walker (2003). Numerical simulation of the large-scale North American monsoon water sources. J. Geophys. Res.(D16), 8614, 108.
10.1029/2002JD003095

Sud Y.C., and G.K. Walker (2003). New upgrades to the microphysics and thermodynamics of clouds in McRAS: SCM and GCM evaluation of simulation biases in GEOS GCM. Proceedings of the Indian National Science Academy Part-A Physical Sciences(5), 69, 543-565.

Sud Y.C., D.M. Mocko, K. -M. Lau, and R. Atlas (2003). Simulating the midwestern U.S. drought of 1988 with a GCM. J. Climate, (23), 16, 3946-3965.

Sud Y.C., and G.K. Walker (2003). Influence of ice-phase physics of hydrometeors on moist-convection. Geophys. Res. Lett.(14), 1758, 30.
10.1029/2003GL017587

Tao W.-K., D. Starr, A. Hou, P. Newman, and Y.C. Sud (2003). A cumulus parameterization workshop. Bull. Amer. Meteor. Soc., 84(8), 1055-1082.
10.1175/BAMS 84-8-1055

Sud Y.C., G.K. Walker, V. Mehta, and K. -M. Lau (2002). Relative importance of the annual cycles of sea surface temperature and solar irradiance for tropical circulation and precipitation: a climate model simulation study. Earth Interactions(6-002), p. 32 pages, 6.
10.1175/1087-3562

Xie S., K. -M. Xu, R. T. Cederwall, P. Bechtold, A. D. DelGenio, S. A. Klein, D. G. Cripe, S. J. Ghan, D. Gregory, S. F. Iacobellis, S. K. Krueger, U. Lohmann, J. C. Petch, D. A. Randall, L. D. Rotstayn, R. C. J. Somerville, Y.C. Sud, K. VonSalzen, G.K. Walker, A. Wolf, J. J. Yio, G. J. Zhang, and M. Zhang (2002). Intercomparison and evaluation of cumulus parameterizations under summertime midlatitude continental conditions. Quart. J. Roy. Meteor. Soc., (582), 128, 1095-1136.

Mocko D.M., and Y.C. Sud (2001). Refinements to SSiB with an emphasis on snow-physics: Evaluation and validation using GSWP and Valdai data. Earth Interactions(5-001), p. 31 pages, 5.

Sud Y.C., D.M. Mocko, G.K. Walker, and R. D. Koster (2001). Influence of land surface fluxes on precipitation: Inferences from simulations forced with four ARM-CART SCM datasets. J. Climate, (17), 14, 3666-3691.

Ghan S., D. Randall, K. M. Xu, R. Cederwall, D. Cripe, J. Hack, S. Iacobellis, S. Klein, S. Krueger, U. Lohmann, J. Pedretti, A. Robock, L. Rotstayn, R. Somerville, G. Stenchikov, Y.C. Sud, G.K. Walker, S. Zie, J. Yio, and M. Zhang (2000). A comparison of single column model simulations of summertime midlatitude continental convection. J. Geophys. Res. - Atmos., (D2), 105, 2091-2124.

Mocko D.M., G.K. Walker, and Y.C. Sud (1999). New snow-physics to complement SSiB. Part II: Effects on soil moisture initialization and simulated surface fluxes, precipitation and hydrology of GEOS II GCM. J. Meteor. Soc. Japan, (1B), 77, 349-366.

Sud Y.C., and G.K. Walker (1999). Microphysics of clouds with the relaxed Arakawa-Schubert Cumulus Scheme (McRAS). Part I: Design and evaluation with GATE Phase III data. J. Atmos. Sci., (18), 56, 3196-3220.

Sud Y.C., and G.K. Walker (1999). Microphysics of clouds with the relaxed Arakawa-Schubert Cumulus Scheme (McRAS). Part II: Implementation and performance in GEOS II GCM. J. Atmos. Sci., (18), 56, 3221-3240.

Sud Y.C., and D.M. Mocko (1999). New snow-physics to complement SSiB. Part I: Design and evaluation with ISLSCP Initiative I datasets. J. Meteor. Soc. Japan, (1B), 77, 335-348.

Sud Y.C., G.K. Walker, and K. -M. Lau (1999). Mechanisms regulating deep moist convection and sea-surface temperatures in the tropics. Geophys. Res. Lett., (8), 26, 1019-1022.

Das S., Y.C. Sud, and M. J. Suarez (1998). Inclusion of a prognostic cloud scheme with relaxed Arakawa-Schubert cumulus parameterization: Single-column model studies. Quart. J. Roy. Meteor. Soc., (552), 124, 2671-2692.

Mocko D.M., and Y.C. Sud (1998). Comparison of land-surface model (SSiB) to three parameterizations of evapotranspiration - A study based on ISLSCP Initiative I data. Earth Interactions(2-003), p. 40 pages, 2.

Oki T., and Y.C. Sud (1998). Design of the global river channel network for Total Runoff Integrating Pathways (TRIP). Earth Interactions(2-001), p. 53 pages, 2.

Bony S., K. -M. Lau, and Y.C. Sud (1997). Sea surface temperature and large-scale circulation influences on tropical greenhouse effect and cloud radiative forcing. J. Climate, (8), 10, 2055-2077.

Bony S., Y.C. Sud, K. -M. Lau, J. Susskind, and S. Saha (1997). Comparison and satellite assessment of DAO and NCEP/NCAR re-analysis over tropical ocean, atmospheric hydrology and radiation. J. Climate, (6), 10, 1441-1462.

Sud Y.C., and G.K. Walker (1997). Simulation errors associated with the neglect of oceanic salinity in a GCM simulation. Earth Interactions(1-004), p. 33 pages, 1.

Sud Y.C., G.K. Walker, J.-H. Kim, G. E. Liston, P. J. Sellers, and K. -M. Lau (1997). A simulation study of the importance of surface roughness in tropical deforestation Transactions of TROPMET--94, pages unknown

Chen T. -C., M.Y. Yan, J. Pfaendtner, and Y.C. Sud (1996). Annual variation of the global precipitable water and its maintenance: Observation and climate-simulation. TellusA(1), p. 1-16, 48.

Chen T. -C., M.Y. Yan, J. Pfaendtner, and Y.C. Sud (1996). A complementary depiction of interannual variation of atmospheric circulation associated with ENSO events. Atmos.-Oceans, (2), 34, 417-433.

Lau K. -M., J.-H. Kim, and Y.C. Sud (1996). Intercomparison of hydrologic processes in AMIP GCMs. Bull. Amer. Meteor. Soc.(10), 77, 2209-2227.

Sud Y.C., and K. -M. Lau (1996). Comments on "Variability of summer rainfall over tropical North Africa (1906-1992): Observations and modelling" by Rowell, Folland, Maskell & Ward (1995). Quart. J. Roy. Meteor. Soc.(532), 122, 1001-1006.

Sud Y.C., G.K. Walker, J.-H. Kim, G. E. Liston, P. J. Sellers, and K. -M. Lau (1996). Biogeophysical consequences of a tropical deforestation scenario: A GCM simulation study. J. Climate(12), 9, 3225-3247.

Sud Y.C., R. Yang, and G.K. Walker (1996). Impact of in situ deforestation in Amazonia on the regional climate: A GCM simulation study. J. Geophys. Res. - Atmos.(D3),, 95JDO2754, 101, 7095-7110.

Warren A., Y.C. Sud, and B. Rozanov (1996). The future of deserts. J. Arid Environ.(1), 32, 75-89.

Zhou J., Y.C. Sud, and K. -M. Lau (1996). Impact of orographically induced gravity wave drag in the GLA GCM. Quart. J. Roy. Meteor. Soc.(532), 122, 903-927.

Salathe E. P., D.F. Chesters, and Y.C. Sud (1995). Evaluation of the upper-tropospheric moisture climatology in a general circulation model using TOVS radiance observations. J. Climate(10), 8, 2404-2414.

Sud Y.C., K. -M. Lau, G.K. Walker, and J.-H. Kim (1995). Understanding biosphere-precipitation relationship: Theory, model simulations and logical inferences. MAUSAM, 46, 1-14.

Walker G.K., Y.C. Sud, and R. Atlas (1995). Impact of ongoing Amazonian deforestation on local precipitation: A GCM simulation study. Bull. Amer. Meteor. Soc.(3), 76, 346-361.

Lau K. -M., V. Mehta, Y.C. Sud, and G.K. Walker (1994). Climatology and natural variability of the global hydrologic cycle in the GLA atmospheric general circulation model. J. Geophys. Res. - Atmos.(D1), 99, 1329-1345.

Lin S. -J., W.C. Chao, Y.C. Sud, and G.K. Walker (1994). A class of the van Leer-type transport schemes and its application to the moisture transport in a general circulation model. Mon. Wea. Rev.(7), 122, 1575-1593.

Liston G. E., Y.C. Sud, and E. F. Wood (1994). Evaluating GCM land-surface hydrology parameterization by computing river discharge using a runoff routing model: Application to the Mississippi Basin. J. Appl. Meteor.(3), 33, 394-405.

Chen T. C., M. C. Yen, J. Pfaendtner, and Y.C. Sud (1993). The vertical structure of diabatic heating associated with the Madden-Julian Oscillation simulated by the GLA GCM. J. Geophys. Res. - Atmos.(D5), 98, 8801-8813.

Chertock B., and Y.C. Sud (1993). Comparison of solar surface irradiance in the GLA GCM and satellite-based calculations. J. Climate(3), 6, 560-567.

Sud Y.C., and G.K. Walker (1993). A rain evaporation and downdraft parameterization to complement a cumulus updraft scheme and its evaluation using GATE data. Mon. Wea. Rev.(11), 121, 3019-3039.

Sud Y.C., W.C. Chao, and G.K. Walker (1993). Dependence of rainfall on vegetation: Theoretical considerations, simulation experiments, observations and inferences from simulated atmospheric soundings. J. Arid Environ.(1), 25, 5-18.
10.1006/jare.1993.1038

Sud Y.C., and G.K. Walker (1992). A review of recent research on improvement of physical parameterizations in the GLA GCM in "Physical Processes in Atmospheric Models" D. R. Sikka and S. S. Singh, Eds., Wiley Eastern Limited, India, 4654/21 Daryagung, New Delhi, India. pages unknown

Sud Y.C., W.C. Chao, and G.K. Walker (1992). Role of a cumulus parameterization scheme in simulating atmospheric circulation and rainfall: A GCM simulation study. Mon. Wea. Rev.(4), 120, 594-611.

Sud Y.C., G.K. Walker, and W. E. Smith (1991). Analysis of a GCM simulation of the atmospheric response to the observed sea-surface temperature anomalies of January and February 1983. J. Climate(1), 4, 107-115.

Sud Y.C., W.C. Chao, and G.K. Walker (1991). Contributions to the implementation of Arakawa-Schubert cumulus parameterization in the GLA GCM. J. Atmos. Sci.(13), 48, 1573-1586.

Sud Y.C., P. J. Sellers, Y. Mintz, M. -D. Chou, G.K. Walker, and W. E. Smith (1990). Influence of the biosphere on the global circulation and hydrologic cycle - A GCM simulation experiment. J. Agric. For. Meteor.(1-2), 52, 133-180.

Semazzi F. H. M., V. Mehta, and Y.C. Sud (1989). Reply to Comments on "An investigation of the relationship between sub-Saharan rainfall and global sea-surface temperatures". Atmos.-Oceans(3), 27, 601-605.

Semazzi F. H. M., V. Mehta, and Y.C. Sud (1988). An investigation of the relationship between sub-Saharan rainfall and global sea surface termperatures. Atmos.-Oceans(1), 26, 118-138.

Sud Y.C., and A. Molod (1988). The roles of dry convection and cloud radiation feedback processes and the influence of recent improvements in the parameterization of convection in the GLA GCM. Mon. Wea. Rev.(11), 116, 2366-2387.

Sud Y.C., and A. Molod (1988). A GCM simulation study of the influence of Saharan evapotranspiration and surface-albedo anomalies on July circulation and rainfall. Mon. Wea. Rev.(11), 116, 2388-2408.

Sud Y.C., J. Shukla, and Y. Mintz (1988). Influence of land surface roughness on atmospheric circulation and rainfall: A sensitivity study with a general circulation model. J. Appl. Meteor.(9), 27, 1036-1054.

Serafini Y. V., and Y.C. Sud (1987). The time scale of the soil hydrology using a simple water budget model. J. Climatology(6), 7, 585-591.

Wolfson N., R. Atlas, and Y.C. Sud (1987). Numerical experiments related to the summer 1980 United States heat wave. Mon. Wea. Rev.(7), 115, 1345-1357.

Sellers P. J., Y. Mintz, Y.C. Sud, and A. Dalcher (1986). A Simple Biosphere Model (SiB) for use within general circulation models. J. Atmos. Sci.(6), 43, 505-531.

Sud Y.C., and W. E. Smith (1985). The influence of surface roughness of deserts on the July circulation - A numerical study. Boundary Layer Meteor.(1), 33, 15-49.

Sud Y.C., and W. E. Smith (1985). Influence of local land surface processes on the Indian monsoon - A numerical study. J. Climate Appl. Meteor.(10), 24, 1015-1036.

Goswami B. N., J. Shukla, Y.C. Sud, and E. K. Schneider (1984). Study of the dynamics of the Intertropical Convergence Zone with a symmetric version of the GLAS climate model. J. Atmos. Sci.(1), 41, 5-19.
10.2275/1520-0469

Sud Y.C., and M. J. Fennessy (1984). Influence of evaporation in semi-arid regions on the July circulation - A numerical study. J. Climatology(4), 4, 383-398.

Sud Y.C., and W. E. Smith (1984). Ensemble formulation of surface fluxes and improvement in evapotranspiration and cloud parameterization in a GCM. Boundary Layer Meteor.(2), 29, 185-210.

Sud Y.C., and M. J. Fennessy (1982). A study of the influence of surface albedo on July circulation in semi-arid regions using the GLAS GCM. J. Climatology(2), 2, 105-125.

Sud Y.C., and M. J. Fennessy (1982). An observational data based evaporation function for general circulation models. Atmos.-Oceans, 20, 301-316.

Shukla J., and Y.C. Sud (1981). Effect of cloud-radiation feedback on the climate of a general circulation model. J. Atmos. Sci.(11), 38, 2337-2353.

Sud Y.C. (1980). MHD-steam thermal power plant analysis. Power Engineer. Society of Power Engineers, 20, 50-60.

Hoffert M. I., and Y.C. Sud (1976). Similarity theory of buoyantly interactive planetary boundary layer with entrainment. J. Atmos. Sci.(11), 33, 2136-2151.

Sud Y.C., and J. W. Railly (1973). General solution of the subsonic through-flow problem in a turbomachine Fluid Flow and Heat-Transfer in Steam and Gas Turbines, Inst. of Mech. Engineers, London, Paper No. 148

Sud Y.C., and S. P. Luthra (1969). Experimental investigation into the heat-transfer and friction characteristics of tubes using coiled wire type of turbulence promoters. J. Institution of Engineers (India), Pt MD 4, 49.

Sud Y.C., and V. K. Jain (1969). Experimental investigation of limits of inflammability of lean mixtures of Burshane-air plus additives. J. Institution of Engineers (India), Pt ME 4, 49.

Sud Y.C., M. Dhar, and H. B. Mathur (1969). Investigation of performance of petro and butane fuels for S. I. Engines. J. Institution of Engineers (India), Pt ME 4, 49.

Chopra A., and Y.C. Sud (1968). Combustion and dissociation analysis of equilibrium products of hydro-carbon-air mixtures. J. Institution of Engineers (India), Pt ME 4, 48.

Kumar P., R. M. Bhatia, and Y.C. Sud (1968). Contribution to swirl-flow heat transfer and friction factor calculations. J. Institution of Engineers (India), Pt ME 4, 48.

Mathur D. D., W. K. Juneja, and Y.C. Sud (1968). Design and analysis of a photoelectric smoke-meter. J. Institution of Engineers (India), Pt ME 1, 48.

Sud Y.C. (1968). Effect of some operating parameters on the ignition-delay in compression-ignition engines. Bull. Mech. Eng. Educ., Pergamon Press UK, pages unknown, 7.

Prakash V., and Y.C. Sud (1967). Some experience in the design and fabrication of combustion and injection pick-ups for solid-injective C. I. Engines from indigenous sources. J. Institution of Engineers (India), Pt ME 1, 48.

Sud Y.C., and N. P. W. Moore (1967). Experimental investigation of ignition-characteristics of lean limiting Burshane-air mixtures. J. Institution of Engineers (India), Pt ME 1, 48.