Search Results - "Schwarzkopf, Daniel M."

Contribution of local and remote anthropogenic aerosols to the twentieth century weakening of the South Asian Monsoon by Bollasina, Massimo A., Ming, Yi, Ramaswamy, V., Schwarzkopf, M. Daniel, Naik, Vaishali

“…The late twentieth century response of the South Asian monsoon to changes in anthropogenic aerosols from local (i.e., South Asia) and remote (i.e., outside…”
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The influence of ozone precursor emissions from four world regions on tropospheric composition and radiative climate forcing by Fry, Meridith M., Naik, Vaishali, West, J. Jason, Schwarzkopf, M. Daniel, Fiore, Arlene M., Collins, William J., Dentener, Frank J., Shindell, Drew T., Atherton, Cyndi, Bergmann, Daniel, Duncan, Bryan N., Hess, Peter, MacKenzie, Ian A., Marmer, Elina, Schultz, Martin G., Szopa, Sophie, Wild, Oliver, Zeng, Guang

“…Ozone (O3) precursor emissions influence regional and global climate and air quality through changes in tropospheric O3 and oxidants, which also influence…”
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Radiative flux and forcing parameterization error in aerosol-free clear skies by Pincus, Robert, Mlawer, Eli J., Oreopoulos, Lazaros, Ackerman, Andrew S., Baek, Sunghye, Brath, Manfred, Buehler, Stefan A., Cady-Pereira, Karen E., Cole, Jason N. S., Dufresne, Jean-Louis, Kelley, Maxwell, Li, Jiangnan, Manners, James, Paynter, David J., Roehrig, Romain, Sekiguchi, Miho, Schwarzkopf, Daniel M.

“…This article reports on the accuracy in aerosol- and cloud-free conditions of the radiation parameterizations used in climate models. Accuracy is assessed…”
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The roles of aerosol direct and indirect effects in past and future climate change by Levy II, Hiram, Horowitz, Larry W., Schwarzkopf, M. Daniel, Ming, Yi, Golaz, Jean-Christophe, Naik, Vaishali, Ramaswamy, V.

“…Using the Geophysical Fluid Dynamics Laboratory's (GFDL's) fully coupled chemistry‐climate (ocean/atmosphere/land/sea ice) model (CM3) with an explicit…”
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Stratospheric Ozone and Temperature Simulated from the Preindustrial Era to the Present Day by Austin, John, Horowitz, Larry W., Schwarzkopf, M. Daniel, Wilson, R. John, Levy, Hiram

“…Results from the simulation of a coupled chemistry–climate model are presented for the period 1860 to 2005 using the observed greenhouse gas (GHG) and…”
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Multimodel projections of climate change from short-lived emissions due to human activities by Shindell, Drew T., Levy II, Hiram, Schwarzkopf, M. Daniel, Horowitz, Larry W., Lamarque, Jean-Francois, Faluvegi, Greg

“…We use the GISS (Goddard Institute for Space Studies), GFDL (Geophysical Fluid Dynamics Laboratory) and NCAR (National Center for Atmospheric Research) climate…”
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Impact of volcanic aerosols on stratospheric ozone recovery by Naik, Vaishali, Horowitz, Larry W., Daniel Schwarzkopf, M., Lin, Meiyun

“…We use transient GFDL‐CM3 chemistry‐climate model simulations over the 2006–2100 period to show how the influence of volcanic aerosols on the extent and timing…”
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Characterizing the tropospheric ozone response to methane emission controls and the benefits to climate and air quality by Fiore, Arlene M., West, J. Jason, Horowitz, Larry W., Naik, Vaishali, Schwarzkopf, M. Daniel

“…Reducing methane (CH4) emissions is an attractive option for jointly addressing climate and ozone (O3) air quality goals. With multidecadal full‐chemistry…”
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Strong sensitivity of late 21st century climate to projected changes in short-lived air pollutants by Levy II, Hiram, Schwarzkopf, M. Daniel, Horowitz, Larry, Ramaswamy, V., Findell, K. L.

“…This study examines the impact of projected changes (A1B “marker” scenario) in emissions of four short‐lived air pollutants (ozone, black carbon, organic…”
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Arctic Oscillation response to the 1991 Mount Pinatubo eruption: Effects of volcanic aerosols and ozone depletion by Stenchikov, Georgiy, Robock, Alan, Ramaswamy, V., Schwarzkopf, M. Daniel, Hamilton, Kevin, Ramachandran, S.

“…Observations show that strong equatorial volcanic eruptions have been followed by a pronounced positive phase of the Arctic Oscillation (AO) for one or two…”
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Net radiative forcing due to changes in regional emissions of tropospheric ozone precursors by Naik, Vaishali, Mauzerall, Denise, Horowitz, Larry, Schwarzkopf, M. Daniel, Ramaswamy, V., Oppenheimer, Michael

“…The global distribution of tropospheric ozone (O3) depends on the emission of precursors, chemistry, and transport. For small perturbations to emissions, the…”
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Evolution of stratospheric temperature in the 20th century by Schwarzkopf, M. Daniel, Ramaswamy, V.

“…We employ a coupled atmosphere‐ocean climate model to investigate the evolution of stratospheric temperatures over the twentieth century, forced by the known…”
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Ozone air quality and radiative forcing consequences of changes in ozone precursor emissions by West, J. Jason, Fiore, Arlene M., Naik, Vaishali, Horowitz, Larry W., Schwarzkopf, M. Daniel, Mauzerall, Denise L.

“…Changes in emissions of ozone (O3) precursors affect both air quality and climate. We first examine the sensitivity of surface O3 concentrations (O3srf) and…”
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On the sensitivity of radiative forcing from biomass burning aerosols and ozone to emission location by Naik, Vaishali, Mauzerall, Denise L., Horowitz, Larry W., Schwarzkopf, M. Daniel, Ramaswamy, V., Oppenheimer, Michael

“…Biomass burning is a major source of air pollutants, some of which are also climate forcing agents. We investigate the sensitivity of direct radiative forcing…”
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Arctic oscillation response to the 1991 Pinatubo eruption in the SKYHI general circulation model with a realistic quasi-biennial oscillation by Stenchikov, Georgiy, Hamilton, Kevin, Robock, Alan, Ramaswamy, V., Schwarzkopf, M. Daniel

“…Stratospheric aerosol clouds from large tropical volcanic eruptions can be expected to alter the atmospheric radiative balance for a period of up to several…”
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Quantification of the source of errors in AM2 simulated tropical clear-sky outgoing longwave radiation by Huang, Xianglei, Ramaswamy, V., Schwarzkopf, M. Daniel

“…The global and tropical means of clear‐sky outgoing longwave radiation (hereinafter OLRc) simulated by the new GFDL atmospheric general circulation model, AM2,…”
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Radiative effects of CH4, N2O, halocarbons and the foreign-broadened H2O continuum: A GCM experiment by Schwarzkopf, M. Daniel, Ramaswamy, V.

“…The simplified exchange approximation (SEA) method for calculation of infrared radiative transfer, used for general circulation model (GCM) climate simulations…”
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The Dynamical Core, Physical Parameterizations, and Basic Simulation Characteristics of the Atmospheric Component AM3 of the GFDL Global Coupled Model CM3 by Donner, Leo J., Wyman, Bruce L., Hemler, Richard S., Horowitz, Larry W., Ming, Yi, Zhao, Ming, Golaz, Jean-Christophe, Ginoux, Paul, Lin, S.-J., Schwarzkopf, M. Daniel, Austin, John, Alaka, Ghassan, Cooke, William F., Delworth, Thomas L., Freidenreich, Stuart M., Gordon, C. T., Griffies, Stephen M., Held, Isaac M., Hurlin, William J., Klein, Stephen A., Knutson, Thomas R., Langenhorst, Amy R., Lee, Hyun-Chul, Lin, Yanluan, Magi, Brian I., Malyshev, Sergey L., Milly, P. C. D., Naik, Vaishali, Nath, Mary J., Pincus, Robert, Ploshay, Jeffrey J., Ramaswamy, V., Seman, Charles J., Shevliakova, Elena, Sirutis, Joseph J., Stern, William F., Stouffer, Ronald J., Wilson, R. John, Winton, Michael, Wittenberg, Andrew T., Zeng, Fanrong

“…The Geophysical Fluid Dynamics Laboratory (GFDL) has developed a coupled general circulation model (CM3) for the atmosphere, oceans, land, and sea ice. The…”
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GFDL’s CM2 Global Coupled Climate Models. Part I: Formulation and Simulation Characteristics by Delworth, Thomas L., Broccoli, Anthony J., Rosati, Anthony, Stouffer, Ronald J., Balaji, V., Beesley, John A., Cooke, William F., Dixon, Keith W., Dunne, John, Dunne, K. A., Durachta, Jeffrey W., Findell, Kirsten L., Ginoux, Paul, Gnanadesikan, Anand, Gordon, C. T., Griffies, Stephen M., Gudgel, Rich, Harrison, Matthew J., Held, Isaac M., Hemler, Richard S., Horowitz, Larry W., Klein, Stephen A., Knutson, Thomas R., Kushner, Paul J., Langenhorst, Amy R., Lee, Hyun-Chul, Lin, Shian-Jiann, Lu, Jian, Malyshev, Sergey L., Milly, P. C. D., Ramaswamy, V., Russell, Joellen, Schwarzkopf, M. Daniel, Shevliakova, Elena, Sirutis, Joseph J., Spelman, Michael J., Stern, William F., Winton, Michael, Wittenberg, Andrew T., Wyman, Bruce, Zeng, Fanrong, Zhang, Rong

“…The formulation and simulation characteristics of two new global coupled climate models developed at NOAA’s Geophysical Fluid Dynamics Laboratory (GFDL) are…”
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The New GFDL Global Atmosphere and Land Model AM2–LM2: Evaluation with Prescribed SST Simulations by Anderson, Jeffrey L., Balaji, V., Broccoli, Anthony J., Cooke, William F., Delworth, Thomas L., Dixon, Keith W., Donner, Leo J., Dunne, Krista A., Freidenreich, Stuart M., Garner, Stephen T., Gudgel, Richard G., Gordon, C. T., Held, Isaac M., Hemler, Richard S., Horowitz, Larry W., Klein, Stephen A., Knutson, Thomas R., Kushner, Paul J., Langenhost, Amy R., Lau, Ngar-Cheung, Liang, Zhi, Malyshev, Sergey L., Milly, P. C. D., Nath, Mary J., Ploshay, Jeffrey J., Ramaswamy, V., Schwarzkopf, M. Daniel, Shevliakova, Elena, Sirutis, Joseph J., Soden, Brian J., Stern, William F., Thompson, Lori A., Wilson, R. John, Wittenberg, Andrew T., Wyman, Bruce L.

“…The configuration and performance of a new global atmosphere and land model for climate research developed at the Geophysical Fluid Dynamics Laboratory (GFDL)…”
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