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The boundary layer response to recent Arctic sea ice loss and implications...
This study documents and evaluates the boundary layer and energy budget response to record low 2007 sea ice extents in the Community Atmosphere Model version 4 (CAM4) using...- publication PDF
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Variability and quasi-decadal changes in the methane budget over the period 2000-2012
Following the recent Global Carbon Project (GCP) synthesis of the decadal methane (CH4) budget over 2000-2012 (Saunois et al., 2016), we analyse here the same dataset with a...- publication PDF
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More than just the facts: Contributions of subject matter experts to...
Background: Out-of-school time (OST) science, technology, engineering, and math (STEM) programming has positive impacts for youth, and the importance of engineering design...- publication PDF
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Sensitivity of outgoing longwave radiative flux to the global vertical...
We calculate the sensitivity of outgoing longwave radiation (OLR) to the global vertical distribution of tropospheric ozone using ozone profile estimates from Aura Tropospheric...- publication PDF
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Digging into the world beneath our feet: Bridging across scales in the age...
Climate change, land use practices, and other consequences of a growing human population affect soil sustainability. Unfortunately, scientists studying belowground processes...- publication PDF
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AÂ case study of aerosol data assimilation with the Community Multi-scale...
This study applies the Gridpoint Statistical Interpolation (GSI) 3D-Var assimilation tool originally developed by the National Centers for Environmental Prediction (NCEP), to...- publication PDF
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The roles of mineral dust as cloud condensation nuclei and ice nuclei during...
Aerosols play important roles in the evolution of deep convective systems like hailstorms. In this study, the heterogeneous ice nucleation schemes have been improved in the...- publication PDF
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Tropospheric intrusions associated with the secondary tropopause
Deep intrusions of tropospheric air into the lower stratosphere above the subtropical jet are investigated using new observations and meteorological analyses. These intrusions...- publication PDF
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Planetary dynamos from a solar perspective
Direct numerical simulations of the geodynamo and other planetary dynamos have been successful in reproducing the observed magnetic fields. We first give an overview on the...- publication PDF
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A comparison of two shallow-water models with nonconforming adaptive grids
In an effort to study the applicability of adaptive mesh refinement (AMR) techniques to atmospheric models, an interpolation-based spectral element shallow-water model on a...- publication PDF
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Quantifying geomagnetic activity's contribution to the Global E-region...
Using the unprecedented sampling of the Spire Radio Occultation (RO) data set, this paper statistically estimates geomagnetic dependencies of the global E‐region Electron...- publication PDF
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SunCET: The Sun Coronal Ejection Tracker Concept
The Sun Coronal Ejection Tracker (SunCET) is an extreme ultraviolet imager and spectrograph instrument concept for tracking coronal mass ejections through the region where they...- publication PDF
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Parallelization strategies for the GPS radio occultation data assimilation...
The nonlocal excess phase observation operator for assimilating the global positioning system (GPS) radio occultation (RO) sounding data has been proven by some research papers...- publication PDF
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Turbulence structure above a vegetation canopy
We compare the turbulence statistics of the canopy/roughness sublayer (RSL) and the inertial sublayer (ISL) above. In the RSL the turbulence is more coherent and more efficient...- publication PDF
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Theoretical collision efficiencies of cloud droplets at small Reynolds-numbers
An outline is presented of a new solution of the hydrodynamic equations for the motion of two spherical drops falling in a viscous fluid at small but non-zero Reynolds numbers....- publication PDF
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Reanalysis in Earth system science: Toward terrestrial ecosystem reanalysis
A reanalysis is a physically consistent set of optimally merged simulated model states and historical observational data, using data assimilation. High computational costs for...- publication PDF
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Integrating the interconnections between groundwater and land surface...
Understanding the interactions between the atmosphere, the land, and the subsurface is fundamental to hydrology and is critical for a better assessment of the impacts of climate...- publication PDF
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Acute association between heatwaves and stillbirth in six US states
Background Heatwaves are becoming more frequent and may acutely increase the risk of stillbirth, a rare and severe pregnancy outcome. Objectives Examine the association between...- publication PDF
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Experimental, observational, and numerical research on intentional and...
Since the discovery of the dry ice and silver iodide effects on clouds by Shaefer and Vonnegut in the late 1940s and early 1950s, artificial weather modification operations that...- publication PDF
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Evaluating hydrological processes in the Community Atmosphere Model Version...
Water isotope-enabled climate and earth system models are able to directly simulate paleoclimate proxy records to aid in climate reconstruction. A less used major advantage is...- publication PDF