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Recent Additions
This page includes the documents that were newly added to the repository within the last 30 days.
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  • Doppler Radar Observations of Horizontal Shearing Instability in Quasi-Linear Convective Systems
    Personal Author:
    Conrad, Dustin M.; Knupp, Kevin R.;
    Published Date:
    2019
    Source:
    Mon. Wea. Rev. (2019) 147 (4): 1297–1318.
    Description:
    Dual-Doppler radar observations of two cold-season, wave-propagating quasi-linear convective systems (QLCS), which evolved in high-shear, low-CAPE (HSLC) environments, are analyzed to determine the role that horizontal shearing instability (HSI) play...
    File Type:
    Filetype[PDF - 7.60 MB]
    Added:
    07/30/2020
  • Inflow of shelf waters into the Mississippi Sound and Mobile Bay estuaries in October 2015
    Personal Author:
    Cambazoglu, Mustafa Kemal; Soto, Inia M.; Howden, Stephan D.; Dzwonkowski, Brian; Fitzpatrick, Patrick J.; Arnone, Robert Anthony, 1949-; Jacobs, Gregg A.; Lau, Yee H.;
    Published Date:
    2017
    Source:
    J. of Applied Remote Sensing, 11(3), 032410
    Description:
    The exchange of coastal waters between the Mississippi Sound (MSS), Mobile Bay, and Mississippi Bight is an important pathway for oil and pollutants into coastal ecosystems. This study investigated an event of strong and persistent inflow of shelf wa...
    File Type:
    Filetype[PDF - 12.14 MB]
    Added:
    07/30/2020
  • A Significant Tornado in a Heterogeneous Environment During VORTEX-SE
    Personal Author:
    Coleman, Timothy A.; Lyza, Anthony W.; Knupp, Kevin R.; Laws, Kevin; Wyatt, Wes;
    Published Date:
    2018
    Source:
    EJSSM, 13(2) (2018)
    Description:
    On 1 March 2016, an EF2 tornado occurred near Birmingham, AL, and was examined as part of VORTEX-SE. The boundary-layer environment near the tornadic supercell was heterogeneous in space and unsteady in time, with what typically would be considered a...
    File Type:
    Filetype[PDF - 2.54 MB]
    Added:
    07/30/2020
  • sawfish Pristis pectinata in the USA
    Personal Author:
    Brame, Adam B.; Wiley, Tonya R.; Carlson, John K.; Fordham, Sonja V.; Grubbs, R. Dean; Osborne, Jason; Scharer, Rachel M.; Bethea, Dana M.; Poulakis, Gregg R.;
    Published Date:
    2019
    Source:
    Endang Species Res 39:9-23.
    Description:
    The smalltooth sawfish Pristis pectinata is threatened with extinction throughout its range and has been designated as Critically Endangered by the IUCN. In the USA, the species historically ranged from Texas to North Carolina, but mortality in fishe...
    File Type:
    Filetype[PDF - 874.86 KB]
    Added:
    07/30/2020
  • A compilation of global bio-optical in situ data for ocean-colour satellite applications
    Personal Author:
    Valente, A.,; Sathyendranath, S.,; Brotas, V.,; Groom, S.,; Grant, M.,; Taberner, M.,; Antoine, D.,; Arnone, R.,; Balch, W. M.,; Barker, K.,; Barlow, R.,; Bélanger, S.,; Berthon, J.-F.,; Beşiktepe, Ş.,; Brando, V.,; Canuti, E.,; Chavez, F.,; Claustre, H.,; Crout, R.,; Frouin, R.,; García-Soto, C.,; Gibb, S. W.,; Gould, R.,; Hooker, S.,; Kahru, M.,; Klein, H.,; Kratzer, S.,; Loisel, H.,; McKee, D.,; Mitchell, B. G.,; Moisan, T.,; Muller-Karger, F.,; O'Dowd, L.,; Ondrusek, M.,; Poulton, A. J.,; Repecaud, M.,; Smyth, T.,; Sosik, H. M.,; Twardowski, M.,; Voss, K.,; Werdell, J.,; Wernand, M.,; Zibordi, G.;
    Published Date:
    2016
    Source:
    Earth Syst. Sci. Data, 8, 235–252, 2016
    Description:
    A compiled set of in situ data is important to evaluate the quality of ocean-colour satellite-data records. Here we describe the data compiled for the validation of the ocean-colour products from the ESA Ocean Colour Climate Change Initiative (OC-CCI...
    File Type:
    Filetype[PDF - 3.92 MB]
    Added:
    07/30/2020
  • Diurnal changes in ocean color sensed in satellite imagery
    Personal Author:
    Arnone, Robert A.; Vandermeulen, Ryan A.; Soto, Inia M.; Ladner, Sherwin D.; Ondrusek, Micahel E.; Yan, Haoping;
    Published Date:
    2019
    Source:
    J. of Applied Remote Sensing, 11(3), 032406
    Description:
    Measurements of diurnal changes in ocean color in turbid coastal regions in the Gulf of Mexico were characterized using above water spectral radiometry from a National Aeronautics and Space Administration (aerosol robotic network-WaveCIS CSI-06) site...
    File Type:
    Filetype[PDF - 13.11 MB]
    Added:
    07/30/2020
  • Reconstructing life history of Gulf Sturgeon through trace element and 87Sr/86Sr analysis of pectoral fin spines
    Personal Author:
    Gunn, Mackenzie A.; Moran, Zachary S.; Pracheil, Brenda M.; Allen, Peter J.;
    Published Date:
    2019
    Source:
    J.Freshwater Eco. (2019) 34 (1): 739-755
    Description:
    Understanding patterns in trace element concentrations and water quality within river systems provides a foundation to evaluate retrospective movements and habitat use of fish. Because trace elements are incorporated into calcified structures of fish...
    File Type:
    Filetype[PDF - 2.65 MB]
    Added:
    07/30/2020
  • Observed Kinematic and Thermodynamic Structure in the Hurricane Boundary Layer during Intensity Change
    Personal Author:
    Ahern, Kyle; Bourassa, Mark A.; Hart, Robert E.; Zhang, Jun A.; Rogers, Robert F.;
    Published Date:
    2019
    Source:
    Mon. Wea. Rev. (2019) 147 (8): 2765–2785.
    Description:
    The axisymmetric structure of the inner-core hurricane boundary layer (BL) during intensification [IN; intensity tendency ≥20 kt (24 h)−1, where 1 kt ≈ 0.5144 m s−1], weakening [WE; intensity tendency <−10 kt (24 h)−1], and steady-state [...
    File Type:
    Filetype[PDF - 8.20 MB]
    Added:
    07/30/2020
  • Toward Large‐Eddy Simulations of Dust Devils of Observed Intensity: Effects of Grid Spacing, Background Wind, and Surface Heterogeneities
    Personal Author:
    Giersch, S.; Brast, M.; Hoffmann, F.; Raasch, S.;
    Published Date:
    2019
    Source:
    Journal of Geophysical Research: Atmospheres, 124, 7697– 7718
    Description:
    Dust devils are convective vortices with a vertical axis of rotation made visible by lifted soil particles. Currently, there is great uncertainty about the extent to which dust devils contribute to the atmospheric aerosol input and thereby influence ...
    File Type:
    Filetype[PDF - 12.61 MB]
    Added:
    07/29/2020
  • Essential gaps and uncertainties in the understanding of the roles and functions of Arctic sea ice
    Personal Author:
    Gerland, Sebastian; Barber, David; Meier, Walt; Mundy, Christopher J; Holland, Marika; Kern, Stefan; Li, Zhijun; Michel, Christine; Perovich, Donald K; Tamura, Takeshi;
    Published Date:
    2019
    Source:
    Environ. Res. Lett. 14 043002
    Description:
    While Arctic sea ice is changing, new observation methods are developed and process understanding improves, whereas gaps in observations and understanding evolve. Some previous gaps are filled, while others remain, or come up new. Knowing about the s...
    File Type:
    Filetype[PDF - 780.13 KB]
    Added:
    07/29/2020
  • Land Surface Parameter and State Perturbations in the Global Ensemble Forecast System
    Personal Author:
    Gehne, Maria; Hamill, Thomas M.; Bates, Gary T.; Pegion, Philip; Kolczynski, Walter;
    Published Date:
    2019
    Source:
    Mon. Wea. Rev. (2019) 147 (4): 1319–1340.
    Description:
    The National Centers for Environmental Prediction (NCEP) Global Ensemble Forecast System (GEFS) is underdispersive near the surface, a common characteristic of ensemble prediction systems. Here, several methods for increasing the spread are tested, i...
    File Type:
    Filetype[PDF - 4.06 MB]
    Added:
    07/29/2020
  • Global atmospheric CO2 inverse models converging on neutral tropical land exchange, but disagreeing on fossil fuel and atmospheric growth rate
    Personal Author:
    Gaubert, Benjamin; Stephens, Britton B.; Basu, Sourish; Chevallier, Frédéric; Deng, Feng; Kort, Eric A.; Patra, Prabir K.; Peters, Wouter; Rödenbeck, Christian; Saeki, Tazu; Schimel, David; Van der Laan-Luijkx, Ingrid; Wofsy, Steven; Yin, Yi;
    Published Date:
    2019
    Source:
    Biogeosciences, 16, 117–134, 2019
    Description:
    We have compared a suite of recent global CO2 atmospheric inversion results to independent airborne observations and to each other, to assess their dependence on differences in northern extratropical (NET) vertical transport and to identify some of t...
    File Type:
    Filetype[PDF - 2.26 MB]
    Added:
    07/29/2020
  • Weakening of the Teleconnection From El Niño–Southern Oscillation to the Arctic Stratosphere Over the Past Few Decades: What Can Be Learned From Subseasonal Forecast Models?
    Personal Author:
    Garfinkel, Chaim I.; Schwartz, Chen; Butler, Amy H.; Domeisen, Daniela I. V.; Son, Seok-Woo; White, Ian P.;
    Published Date:
    2019
    Source:
    Journal of Geophysical Research: Atmospheres, 124, 7683– 7696
    Description:
    While a connection between the El Niño–Southern Oscillation (ENSO) and the Northern Hemisphere wintertime stratospheric polar vortex appears robust in observational studies focusing on the period before 1979 and in many modeling studies, this conn...
    File Type:
    Filetype[PDF - 2.48 MB]
    Added:
    07/29/2020
  • Variational Bias Correction of TAMDAR Temperature Observations in the WRF Data Assimilation System
    Personal Author:
    Gao, Feng; Liu, Zhiquan; Ma, Juhui; Jacobs, Neil A.; Childs, Peter P.; Wang, Hongli;
    Published Date:
    2019
    Source:
    Mon. Wea. Rev. (2019) 147 (6): 1927–1945.
    Description:
    A variational bias correction (VarBC) scheme is developed and tested using regional Weather Research and Forecasting Model Data Assimilation (WRFDA) to correct systematic errors in aircraft-based measurements of temperature produced by the Tropospher...
    File Type:
    Filetype[PDF - 2.18 MB]
    Added:
    07/29/2020
  • Validation of Inner Magnetosphere Particle Transport and Acceleration Model (IMPTAM) With Long‐Term GOES MAGED Measurements of keV Electron Fluxes at Geostationary Orbit
    Personal Author:
    Ganushkina, N. Yu; Sillanpää, I.; Welling, D.; Haiducek, J.; Liemohn, M.; Dubyagin, S.; Rodriguez, J. V.;
    Published Date:
    2019
    Source:
    Space Weather, 17, 687– 708
    Description:
    Surface charging by keV (kiloelectron Volt) electrons can pose a serious risk for satellites. There is a need for physical models with the correct and validated dynamical behavior. The 18.5‐month (2013–2015) output from the continuous operation o...
    File Type:
    Filetype[PDF - 3.91 MB]
    Added:
    07/29/2020
  • Atmospheric photolysis of methyl ethyl, diethyl, and propyl ethyl ketones: Temperature dependent UV absorption cross sections
    Personal Author:
    Brewer, J. F.; Papanastasiou, D. K.; Burkholder, J. B.; Fischer, E. V.; Ren, Y.; Mellouki, A.; Ravishankara, A. R.;
    Published Date:
    2019
    Source:
    Journal of Geophysical Research: Atmospheres, 124(11), 5906-5918
    Description:
    Ketone photolysis is a potentially important source of HOx radicals in the upper troposphere. To represent this photolysis, models need to include actinic flux, quantum yield, and absorption cross sections over a range of atmospherically relevant con...
    File Type:
    Filetype[PDF - 1.97 MB]
    Added:
    07/29/2020
  • Towards a reanalysis of stratospheric ozone for trend studies: Assimilation of the Aura microwave limb sounder and ozone mapping and profiler suite limb profiler data
    Personal Author:
    Wargan, K.; Kramarova, N.; Weir, B.; Pawson, S.; Davis, S.M.;
    Published Date:
    2020
    Source:
    Journal of Geophysical Research: Atmospheres, 125(4)
    Description:
    Compatibility of the stratospheric ozone profile data from the Ozone Mapping and Profiler Suite Limb Profiler (OMPS-LP) and the Microwave Limb Sounder (MLS) is assessed in the context of a continuity requirement for future reanalyses. A methodology f...
    File Type:
    Filetype[PDF - 54.85 MB]
    Added:
    07/29/2020
  • The role of the stratosphere in subseasonal to seasonal prediction Part I: Predictability of the stratosphere
    Personal Author:
    Domeisen, D. I.; Butler, A. H.; Charlton-Perez, A.J.; Ayarzagüena, B.; Baldwin, M. P.; Dunn-Sigouin, E.; Furtado, J. C.; Garfinkel, C. I.; Hitchcock, P.; Karpechko, A. Y.; Kim, H.; Knight, J.; Lang, A. L.; Lim, E.; Marshall, A.; Roff, G.; Schwartz, C.; Simpson, I. R.; Son, S.; Taguchi, M.;
    Published Date:
    2020
    Source:
    Journal of Geophysical Research: Atmospheres, 125(2)
    Description:
    The stratosphere has been identified as an important source of predictability for a range of processes on subseasonal to seasonal (S2S) time scales. Knowledge about S2S predictability within the stratosphere is however still limited. This study evalu...
    File Type:
    Filetype[PDF - 7.82 MB]
    Added:
    07/29/2020
  • The role of the stratosphere in subseasonal to seasonal prediction Part II: Predictability arising from stratosphere-troposphere coupling
    Personal Author:
    Domeisen, D. I.; Butler, A. H.; Charlton-Perez, A.J.; Ayarzagüena, B.; Baldwin, M. P.; Dunn-Sigouin, E.; Furtado, J. C.; Garfinkel, C. I.; Hitchcock, P.; Karpechko, A. Y.; Kim, H.; Knight, J.; Lang, A. L.; Lim, E.; Marshall, A.; Roff, G.; Schwartz, C.; Simpson, I. R.; Son, S.; Taguchi, M.;
    Published Date:
    2019
    Source:
    Journal of Geophysical Research: Atmospheres, 125(2)
    Description:
    The stratosphere can have a significant impact on winter surface weather on subseasonal to seasonal (S2S) timescales. This study evaluates the ability of current operational S2S prediction systems to capture two important links between the stratosphe...
    File Type:
    Filetype[PDF - 16.18 MB]
    Added:
    07/29/2020
  • Exploring oxidation in the remote free troposphere: Insights from Atmospheric Tomography (ATom)
    Personal Author:
    Brune, W. H.; Miller, D. O.; Thames, A. B.; Allen, H. M.; Apel, E. C.; Blake, D. R.; Bui, T. P.; Commane, R.; Crounse, J. D.; Daube, B. C.; Diskin, G. S.; DiGangi, J. P.; Elkins, J. W.; Hall, S. R.; Hanisco, T. F.; Hannun, R. A.; Hintsa, E. J.; Hornbrook, R. S.; Kim, M. J.; McKain, K.; Moore, F. L.; Neuman, J. A.; Nicely, J. M.; Peischl, J.; Ryerson, T. B.; St. Clair, J. M.; Sweeney, C.; Teng, A. P.; Thompson, C.; Ullmann, K.; Veres, P. R.; Wennberg, P. O.; Wolfe, G. M.;
    Published Date:
    2020
    Source:
    Journal of Geophysical Research: Atmospheres, 125(1)
    Description:
    Earth's atmosphere oxidizes the greenhouse gas methane and other gases, thus determining their lifetimes and oxidation products. Much of this oxidation occurs in the remote, relatively clean free troposphere above the planetary boundary layer, where ...
    File Type:
    Filetype[PDF - 4.46 MB]
    Added:
    07/29/2020
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