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Journal of Geophysical Research: Atmospheres (1984–2012)

Cover image for Journal of Geophysical Research: Atmospheres (1984–2012)

27 September 2011

Volume 116, Issue D18

Currently known as: Journal of Geophysical Research: Atmospheres

  1. Aerosol and Clouds

    1. Top of page
    2. Aerosol and Clouds
    3. Climate and Dynamics
    4. Composition and Chemistry
    1. You have free access to this content
      Relationship between marine boundary layer clouds and lower tropospheric stability observed by AIRS, CloudSat, and CALIOP

      Qing Yue, Brian H. Kahn, Eric J. Fetzer and João Teixeira

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2011JD016136

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      Key Points

      • Relationships of MBL cloud and PBL thermodynamic structure observed by A-Train
      • The strength and limitations of using A-Train satellites to study MBL cloud
      • Consistency and difference of A-train data and model analyses in MBL cloud case
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      Depositional fluxes and concentrations of 7Be and 210Pb in bulk precipitation and aerosols at the interface of Atlantic and Mediterranean coasts in Spain

      R. L. Lozano, E. G. San Miguel, J. P. Bolívar and M. Baskaran

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2011JD015675

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      Key Points

      • Quantitative evaluation of Be-7 and Pb-210 with precipitation is done
      • Effects of air masses on the depositonal flux are evaluated
      • Global data are synthesized
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      Simulation and observations of stratospheric aerosols from the 2009 Sarychev volcanic eruption

      Ben Kravitz, Alan Robock, Adam Bourassa, Terry Deshler, Decheng Wu, Ina Mattis, Fanny Finger, Anne Hoffmann, Christoph Ritter, Lubna Bitar, Thomas J. Duck and John E. Barnes

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2010JD015501

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      Key Points

      • Accuracy of climate model simulations of volcanic eruptions
      • Validation of OSIRIS
      • Comparison of various measurements of aerosol optical depth
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      The 7–13 March 2006 major Saharan outbreak: Multiproxy characterization of mineral dust deposited on the West African margin

      C. Skonieczny, A. Bory, V. Bout-Roumazeilles, W. Abouchami, S. J. G. Galer, X. Crosta, J.-B. Stuut, I. Meyer, I. Chiapello, T. Podvin, B. Chatenet, A. Diallo and T. Ndiaye

      Article first published online: 29 SEP 2011 | DOI: 10.1029/2011JD016173

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      Key Points

      • Unprecedented dust deposition data were obtained during a major Saharan outbreak
      • Multi-proxy analyses enabled to typify the geological signature of the dust fall
      • These data will benefit model validation and dust paleo-records interpretation
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      Seasonal variations in aerosol optical properties over China

      Yuesi Wang, Jinyuan Xin, Zhanqing Li, Shigong Wang, Pucai Wang, Wei Min Hao, Bryce L. Nordgren, Hongbin Chen, Lili Wang and Yang Sun

      Article first published online: 28 SEP 2011 | DOI: 10.1029/2010JD015376

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      Key Points

      • In most parts of China, AODs are at a maximum in spring or summer
      • AOD is 0.60 over the anthropogenic regions about 3 times than the background
      • Similar monthly variations of AODs and aerosol types were found over China
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      Marine and biomass burning aerosols in the southern Indian Ocean: Retrieval of aerosol optical properties from shipborne lidar and Sun photometer measurements

      V. Duflot, P. Royer, P. Chazette, J.-L. Baray, Y. Courcoux and R. Delmas

      Article first published online: 27 SEP 2011 | DOI: 10.1029/2011JD015839

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      Key Points

      • The BER value for marine aerosol is 0.039 +/− 0.009 sr-1
      • The BER value for the mix biomass burning+marine aerosol is 0.021 +/− 0.004 sr-1
      • Simulations confirm the Southern African origin of the encountered aerosol layer
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      Comparisons and analyses of aircraft and satellite observations for wintertime mixed-phase clouds

      Yoo-Jeong Noh, Curtis J. Seaman, Thomas H. Vonder Haar, David R. Hudak and Peter Rodriguez

      Article first published online: 24 SEP 2011 | DOI: 10.1029/2010JD015420

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      Key Points

      • To analyze satellite and aircraft data of wintertime midlevel mixed-phase clouds
      • To improve retrieval algorithms for clouds with supercooled water
      • To discuss impact of the vertical phase structures of clouds on radiation budget
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      Effects of ice nuclei on cirrus clouds in a global climate model

      J. Hendricks, B. Kärcher and U. Lohmann

      Article first published online: 23 SEP 2011 | DOI: 10.1029/2010JD015302

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      Key Points

      • Aerosol-cirrus interactions are simulated in a global climate model
      • Mineral dust and black carbon aerosol can affect cirrus globally
      • Cirrus ice types generated by different aerosol types are characterized
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      Simulation of dimming and brightening in Europe from 1958 to 2001 using a regional climate model

      E. M. Zubler, D. Folini, U. Lohmann, D. Lüthi, C. Schär and M. Wild

      Article first published online: 23 SEP 2011 | DOI: 10.1029/2010JD015396

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      Key Points

      • RCM-simulated clear-sky dimming/brightening in line with observations
      • All-sky signal dominated by cloud forcing in contrast to observations
      • Temperature trends could not be improved with transient aerosol emissions
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      Single-particle chemical characterization and source apportionment of iron-containing atmospheric aerosols in Asian outflow

      Hiroshi Furutani, Jinyoung Jung, Kazuhiko Miura, Akinori Takami, Shungo Kato, Yoshizumi Kajii and Mitsuo Uematsu

      Article first published online: 23 SEP 2011 | DOI: 10.1029/2011JD015867

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      Key Points

      • Abundant anthropogenic Fe aerosols in Asian outflow
      • Dominant contribution of coal combustion to Asian outflow Fe-containing aerosols
      • Constant source strength of Fe-containing aerosol sources in Asian outflow
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      Aerosol properties over the Indo-Gangetic Plain: A mesoscale perspective from the TIGERZ experiment

      David M. Giles, Brent N. Holben, Sachchida N. Tripathi, Thomas F. Eck, W. Wayne Newcomb, Ilya Slutsker, Russell R. Dickerson, Anne M. Thompson, Shana Mattoo, Sheng-Hsiang Wang, Remesh P. Singh, Aliaksandr Sinyuk and Joel S. Schafer

      Article first published online: 20 SEP 2011 | DOI: 10.1029/2011JD015809

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      Key Points

      • Aerosol spatial and temporal variability was examined over Kanpur, India
      • Aerosol absorption and size relationships to particle type were analyzed
      • TIGERZ data set was used to validate satellite retrievals
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      Pluriannual comparisons of satellite-based rainfall products over the Sahelian belt for seasonal vegetation modeling

      Caroline Pierre, Gilles Bergametti, Béatrice Marticorena, Eric Mougin, Thierry Lebel and Abdou Ali

      Article first published online: 17 SEP 2011 | DOI: 10.1029/2011JD016115

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      Key Points

      • Comparison of precipitation product over a long period and a wide area
      • Criteria of comparisons specific for vegetation modeling
      • Estimation of the quality of the vegetation simulations
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      Optical and chemical properties of aerosols transported to Mount Bachelor during spring 2010

      E. V. Fischer, K. D. Perry and D. A. Jaffe

      Article first published online: 17 SEP 2011 | DOI: 10.1029/2011JD015932

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      Key Points

      • Tropospheric aerosol optical properties and chemistry are presented
      • Dust and sulfate explained 96% of the variance in the spring fine composition
      • Inorganic components account for 50%–100% of the aerosol scattering
  2. Climate and Dynamics

    1. Top of page
    2. Aerosol and Clouds
    3. Climate and Dynamics
    4. Composition and Chemistry
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      Impact of carbonaceous aerosols on precipitation in tropical Africa during the austral summer in the twentieth century

      Hiroaki Kawase, Toshihiko Takemura and Toru Nozawa

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2011JD015933

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      Key Points

      • Increased carbonaceous aerosol affects a drying trend in tropical Africa
      • Atmospheric heating due to absorbing aerosols modulates atmospheric circulation
      • Mechanisms of African drying are different between boreal and austral summers
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      Forecasting October–November Caribbean hurricane days

      Philip J. Klotzbach

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2011JD016146

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      Key Points

      • Late season Caribbean hurricane activity is predictable
      • ENSO and the AWP show skill as predictors for Oct–Nov Caribbean activity
      • October–November Caribbean activity can significantly impact the US
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      A vorticity-based analysis of the spatial and temporal characteristics of the Beaufort Anticyclone

      Kirstin J. Gleicher, John E. Walsh and William L. Chapman

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2011JD015709

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      Key Points

      • Characterize the Beaufort Anticyclone from a vorticity view point
      • Evaluate correlations of the Beaufort Anticyclone to the midlatitudes
      • Evaluate correlations of the Beaufort Anticyclone to atmospheric teleconnections
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      Improved predictability of the troposphere using stratospheric final warmings

      Steven C. Hardiman, Neal Butchart, Andrew J. Charlton-Perez, Tiffany A. Shaw, Hideharu Akiyoshi, Andreas Baumgaertner, Slimane Bekki, Peter Braesicke, Martyn Chipperfield, Martin Dameris, Rolando R. Garcia, Martine Michou, Steven Pawson, Eugene Rozanov and Kiyotaka Shibata

      Article first published online: 29 SEP 2011 | DOI: 10.1029/2011JD015914

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      Key Points

      • Stratospheric final warmings can be used to improve predictability of the NAO
      • Interannual variability is seen in vertical profile of NH final warmings
      • Monthly mean data from GCMs reproduce these features well
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      Tropospheric forcing of the stratosphere: A comparative study of the two different major stratospheric warmings in 2009 and 2010

      Blanca Ayarzagüena, Ulrike Langematz and Encarna Serrano

      Article first published online: 29 SEP 2011 | DOI: 10.1029/2010JD015023

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      Key Points

      • Tropospheric forcing in two different major stratospheric warmings (MSW)
      • Relevance of the internal tropospheric variability in generating 2009 MSW
      • Bottom-up impact of the 2009–2010 El Niño event on the onset of 2010 MSW
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      A hybrid-domain approach for modeling climate data time series

      Qiuzi H. Wen, Xiaolan L. Wang and Augustine Wong

      Article first published online: 27 SEP 2011 | DOI: 10.1029/2011JD015850

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      Key Points

      • Integrate a periodogram analysis in a changepoint analysis
      • Develop a hybrid-domain (HD) algorithm
      • Model peridocity, mean shifts, and a linear trend in tandem
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      Effect of sastrugi on snow bidirectional reflectance and its application to MODIS data

      Katsuyuki Kuchiki, Teruo Aoki, Masashi Niwano, Hiroki Motoyoshi and Hironobu Iwabuchi

      Article first published online: 24 SEP 2011 | DOI: 10.1029/2011JD016070

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      Key Points

      • Sastrugi effect on snow reflectance was assessed by a field experiment
      • A Monte Carlo radiative transfer model reproduced the Sastrugi effect
      • Sastrugi characteristics and snow grain size were retrieved from MODIS data
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      Changes in water vapor transports of the ascending branch of the tropical circulation

      Matthias Zahn and Richard P. Allan

      Article first published online: 24 SEP 2011 | DOI: 10.1029/2011JD016206

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      Key Points

      • Atmospheric moisture budget has strengthened slightly in the inner tropics
      • Low- and upper-level moisture outflow from the tropics have strengthened considerably
      • High-resolution data are necessary moisture transport estimates
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      Modoki, Indian Ocean Dipole, and western North Pacific typhoons: Possible implications for extreme events

      P. K. Pradhan, B. Preethi, K. Ashok, R. Krishnan and A. K. Sahai

      Article first published online: 23 SEP 2011 | DOI: 10.1029/2011JD015666

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      Key Points

      • Relative impacts of ENSO and Modoki in SCS
      • Modulation of the above impacts by IOD
      • Amplification of extreme events
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      Testing MOS precipitation downscaling for ENSEMBLES regional climate models over Spain

      M. Turco, P. Quintana-Seguí, M. C. Llasat, S. Herrera and J. M. Gutiérrez

      Article first published online: 23 SEP 2011 | DOI: 10.1029/2011JD016166

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      Key Points

      • The MOS analog method is able to improve the reliability scores for all RCMs
      • It maintains the spatial coherence of the precipitation fields
      • The method is parsimonious and transferable
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      On the seasonal onset of polar mesospheric clouds and the breakdown of the stratospheric polar vortex in the Southern Hemisphere

      B. Karlsson, C. E. Randall, T. G. Shepherd, V. L. Harvey, J. Lumpe, K. Nielsen, S. M. Bailey, M. Hervig and J. M. Russell III

      Article first published online: 22 SEP 2011 | DOI: 10.1029/2011JD015989

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      Key Points

      • The PMC onset in the SH is delayed by the SH stratospheric polar vortex
      • The SH polar vortex contributes to the variability in the SH PMCs
      • The stratospheric vortex affects the PMC altitude
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      Modeling the water isotopes in Greenland precipitation 1959–2001 with the meso-scale model REMO-iso

      J. Sjolte, G. Hoffmann, S. J. Johnsen, B. M. Vinther, V. Masson-Delmotte and C. Sturm

      Article first published online: 21 SEP 2011 | DOI: 10.1029/2010JD015287

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      Key Points

      • The regional climate model REMOiso is validated for the Greenland area
      • Up to 40% of the inter-annual water isotope variability is captured
      • The main patterns of variability are identified and verified by observations
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      Sensitivity of a regional ocean-atmosphere coupled model to convection parameterization over western North Pacific

      Liwei Zou and Tianjun Zhou

      Article first published online: 21 SEP 2011 | DOI: 10.1029/2011JD015844

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      Key Points

      • The performance of ROAM is improved when convection suppression is applied
      • Cold bias of SST may be partly due to the overestimated frequency of convection
      • The suppressed convection suppress the formation of cloudiness
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      Kelvin wave time scale propagation features of the Madden-Julian Oscillation (MJO) as measured by the Chen-MJO index

      James A. Ridout and Maria K. Flatau

      Article first published online: 17 SEP 2011 | DOI: 10.1029/2011JD015925

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      Key Points

      • A Kelvin wave signal has been extracted from time series of the Chen-MJO index
      • The signal is seen in correlation analyses of indexed MJO strength increases
      • At a given longitude the signal tends to mark the initial stages of MJO growth
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      The Jormungand global climate state and implications for Neoproterozoic glaciations

      Dorian S. Abbot, Aiko Voigt and Daniel Koll

      Article first published online: 17 SEP 2011 | DOI: 10.1029/2011JD015927

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      Key Points

      • The Jormungand global climate state has a very narrow strip of open ocean
      • This state could serve as a model for Neoproterozoic glaciations
      • We show that this state exists in AGCMs and the Budyko-Sellers model
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      Estimation of future surface temperature changes constrained using the future-present correlated modes in inter-model variability of CMIP3 multimodel simulations

      Manabu Abe, Hideo Shiogama, Toru Nozawa and Seita Emori

      Article first published online: 17 SEP 2011 | DOI: 10.1029/2010JD015111

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      Key Points

      • Constraint of future surface temperature change using the SVD
      • Relationship between sea ice in the 20C and future temperature change
      • Test of our method using the leave-one-out cross validation
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      Thermodynamics of tropical cyclogenesis in the northwest Pacific

      D. J. Raymond, S. L. Sessions and C. López Carrillo

      Article first published online: 16 SEP 2011 | DOI: 10.1029/2011JD015624

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      Key Points

      • Tropical cyclogenesis is facilitated by a preexisting midlevel vortex
      • This midlevel vortex creates a cold core at low levels
      • The cold core alters deep convection so as to facilitate spin-up
  3. Composition and Chemistry

    1. Top of page
    2. Aerosol and Clouds
    3. Climate and Dynamics
    4. Composition and Chemistry
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      Utilization of satellite observation of ozone and aerosols in providing initial and boundary condition for regional air quality studies

      Arastoo Pour-Biazar, Maudood Khan, Lihua Wang, Yun-Hee Park, Mike Newchurch, Richard T. McNider, Xiong Liu, Daewon W. Byun and Robert Cameron

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2010JD015200

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      Key Points

      • Satellite observations of ozone profiles can provide IC/BC for air quality model
      • MODIS AOD improves simulated PM2.5 mass concentration
      • Model errors in the placement of a front cased errors in PM2.5 predictions
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      Reconciling satellite-derived atmospheric properties with fine-resolution land imagery: Insights for atmospheric correction

      Przemyslaw Zelazowski, Andrew M. Sayer, Gareth E. Thomas and Roy G. Grainger

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2010JD015488

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      Key Points

      • AOD and water vapor are key components for atmospheric correction but also variable
      • Elevation can be used in downscaling of AOD and total water vapor retrievals
      • There is enough satellite atmospheric data to improve quality of any image
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      Unique ocean-derived particles serve as a proxy for changes in ocean chemistry

      Cassandra J. Gaston, Hiroshi Furutani, Sergio A. Guazzotti, Keith R. Coffee, Timothy S. Bates, Patricia K. Quinn, Lihini I. Aluwihare, B. Gregory Mitchell and Kimberly A. Prather

      Article first published online: 30 SEP 2011 | DOI: 10.1029/2010JD015289

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      Key Points

      • Enrichment of alkaline metals is occurring in sea spray aerosol
      • This chemical enrichment is occurring at the single particle level
      • These unique particles are correlated with other tracers of biological activity
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      Stable carbon isotopic compositions of total carbon, dicarboxylic acids and glyoxylic acid in the tropical Indian aerosols: Implications for sources and photochemical processing of organic aerosols

      Chandra Mouli Pavuluri, Kimitaka Kawamura, T. Swaminathan and Eri Tachibana

      Article first published online: 29 SEP 2011 | DOI: 10.1029/2011JD015617

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      Key Points

      • Stable carbon isotopic compositions in the tropical Indian aerosols
      • Implication for carbonaceous aerosols sources in South and Southeast Asia
      • Implication for photochemical processing of organic aerosols
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      Trace gas evolution in the lowermost stratosphere from Aura Microwave Limb Sounder measurements

      M. L. Santee, G. L. Manney, N. J. Livesey, L. Froidevaux, M. J. Schwartz and W. G. Read

      Article first published online: 24 SEP 2011 | DOI: 10.1029/2011JD015590

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      Key Points

      • Six+ years of MLS O3, HNO3, HCl and ClO data in lowermost stratosphere are studied
      • Subvortex chlorine activation is widespread in Antarctic and occurs in Arctic
      • Observed LMS trace gas variations are consistent with changes in transport barriers
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      Validation of operational ozone profiles from the Ozone Monitoring Instrument

      M. Kroon, J. F. de Haan, J. P. Veefkind, L. Froidevaux, R. Wang, R. Kivi and J. J. Hakkarainen

      Article first published online: 20 SEP 2011 | DOI: 10.1029/2010JD015100

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      Key Points

      • Operational OMI ozone profiles
      • Validation against satellite and sondes
      • Good stratosphere poor troposphere
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      Downwelling solar irradiance in the biomass burning region of the southern Amazon: Dependence on aerosol intensive optical properties and role of water vapor

      Nilton E. Rosário, Marcia A. Yamasoe, Helen Brindley, Thomas F. Eck and Joel Schafer

      Article first published online: 20 SEP 2011 | DOI: 10.1029/2011JD015956

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      Key Points

      • Impact of the variability of aerosol optical properties on solar irradiance
      • The role of humidty conditions on the variability of aerosol optical properties
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      The impacts of changing transport and precipitation on pollutant distributions in a future climate

      Yuanyuan Fang, Arlene M. Fiore, Larry W. Horowitz, Anand Gnanadesikan, Isaac Held, Gang Chen, Gabriel Vecchi and Hiram Levy

      Article first published online: 17 SEP 2011 | DOI: 10.1029/2011JD015642

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      Key Points

      • Large-scale precipitation dominates wet removal
      • Future soluble pollutant increases despite increasing precipitation
      • Regional and seasonal large-scale precipitation change determines future tracer
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      Wave mixing effects on minor chemical constituents in the MLT region: Results from a global CTM driven by high-resolution dynamics

      M. Grygalashvyly, E. Becker and G. R. Sonnemann

      Article first published online: 17 SEP 2011 | DOI: 10.1029/2010JD015518

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      Key Points

      • GWs' influence on minor chemical constituents
      • The passive tracers are strongly affected by vertical wave mixing
      • GWs influence on the distributions of chemical constituents in the MLT
    10. You have free access to this content
      Retrievals of sulfur dioxide from the Global Ozone Monitoring Experiment 2 (GOME-2) using an optimal estimation approach: Algorithm and initial validation

      C. R. Nowlan, X. Liu, K. Chance, Z. Cai, T. P. Kurosu, C. Lee and R. V. Martin

      Article first published online: 16 SEP 2011 | DOI: 10.1029/2011JD015808

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      Key Points

      • The GOME and OMI ozone profile algorithm is extended to retrieve SO2 from GOME-2
      • Error analysis is performed for SO2 anthropogenic and volcanic retrievals
      • Surface SO2 from GOME-2 is validated with in situ data over North America

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