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Reduced biomass burning emissions reconcile conflicting estimates of the...
Several viable but conflicting explanations have been proposed to explain the recent similar to 8 p.p.b. per year increase in atmospheric methane after 2006, equivalent to net...- publication PDF
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Extension of the MURaM radiative MHD code for coronal simulations
We present a new version of the MURaM radiative magnetohydrodynamics (MHD) code that allows for simulations spanning from the upper convection zone into the solar corona. We...- publication PDF
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The impact of stochastic physics on tropical rainfall variability in global...
Many global atmospheric models have too little precipitation variability in the tropics on daily to weekly time scales and also a poor representation of tropical precipitation...- publication PDF
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17 O-excess in tropical cyclones reflects local rain re-evaporation more...
O-17-excess is a relatively new water isotope parameter that could potentially provide useful information about the hydrological cycle. Previous works focusing on O-17-excess in...- publication PDF
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Validation of Solar Occultation for Ice Experiment (SOFIE) nitric oxide measurements
Nitric oxide (NO) measurements from the Solar Occultation for Ice Experiment (SOFIE) are validated through detailed uncertainty analysis and comparisons with independent...- publication PDF
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Impact assessment of simulated Doppler wind lidars with a multivariate...
This paper deals with the dynamical aspect of variational data assimilation in the tropics and the role of the background-error covariances in the observing system simulation...- publication PDF
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Frozen soil degradation and its effects on surface hydrology in the northern...
Frozen soil was simulated at six seasonally frozen and seven permafrost stations over the northern Tibetan Plateau using the Variable Infiltration Capacity (VIC) model for the...- publication PDF
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Obtaining single path phase delays from GPS double differences
We describe a method for obtaining single-path phase delays from GPS double differences. The resulting "zero differences" (ZDs) can be used for remote sensing of atmospheric...- publication PDF
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Spicule emission profiles observed in He I 10 830 Ã
Off-the-limb observations with high spatial and spectral resolution will help us understand the physical properties of spicules in the solar chromosphere. Methods....- publication PDF
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A comparison of two paradigms: The relative global roles of moist convective...
Global-scale transport processes are examined in the troposphere using the Model of Ozone and Related Trace Species, version 2 (MOZART-2). Here MOZART-2 is driven by input...- publication PDF
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Simulating the Pineapple Express in the half degree Community Climate System...
Atmospheric rivers are recognized as major contributors to the poleward transport of water vapor. Upon reaching land, these phenomena also play a critical role in extreme...- publication PDF
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Satellite sea surface salinity observations impact on El Niño/Southern...
El Nino/Southern Oscillation (ENSO) has far reaching global climatic impacts and so extending useful ENSO forecasts would have great societal benefit. However, one key variable...- publication PDF
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The relationship between anvil clouds and convective cells: A Case study in...
One of the important goals of NASA's Cirrus Regional Study of Tropical Anvils and Cirrus Layers-Florida Area Cirrus Experiment (CRYSTAL-FACE) was to further the understanding of...- publication PDF
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Predictability error growth of turbulent flows
Recently, alternative viewpoints were suggested that is in contrast to the conventional picture of predictability error growth in the spectral domain. We survey key historical...- publication PDF
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On the relationship of polar mesospheric cloud ice water content, particle...
The distribution of ice layers in the polar summer mesosphere (called polar mesospheric clouds or PMCs) is sensitive to background atmospheric conditions and therefore affected...- publication PDF
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Toward constraining regional-scale fluxes of COâ with atmospheric...
We analyze the spatial variability of CO2 measurements from aircraft platforms, including extensive observations acquired over North America during the CO2 Budget and...- publication PDF
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Intraseasonal to interannual variability of Kelvin wave momentum fluxes as...
Observational estimates of Kelvin wave momentum fluxes in the tropical lower stratosphere remain challenging. Here we extend a method based on linear wave theory to estimate...- publication PDF
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The impact of aerosols on satellite radiance data assimilation using NCEP...
Aerosol radiative effects have been studied extensively by climate and weather research communities. However, aerosol impacts on radiance in the context of data assimilation...- publication PDF
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Volatile organic compound emissions from Larrea tridentata (creosotebush)
We present results from the CREosote ATmosphere Interactions through Volatile Emissions (CREATIVE 2009) field study in southern Arizona aimed at quantifying emission rates of...- publication PDF
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Why idealized models are more important than ever in Earth system science
Simulating the Earth system is crucial for studying Earth's climate and how it changes. Modeling approaches that simplify the Earth system while retaining key characteristics...- publication PDF