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Assessing the projected changes in European air stagnation due to climate change
Air pollution is a major environmental threat to human health. Pollutants can reach extreme levels in the lower atmosphere when weather conditions permit. As pollutant...- publication PDF
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Impact of the 2015 El Nino event on winter air quality in China
During the winter of 2015, there was a strong El Nino (ENSO) event, resulting in significant anomalies for meteorological conditions in China. Analysis shows that the...- publication PDF
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Ground-based direct-sun DOAS and airborne MAX-DOAS measurements of the...
The collision-induced O₂ complex, O₂O₂, is a very important trace gas for understanding remote sensing measurements of aerosols, cloud properties and atmospheric trace gases....- publication PDF
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Air-sea enthalpy and momentum exchange at major hurricane wind speeds...
Quantifying air-sea exchanges of enthalpy and momentum is important for understanding and skillfully predicting tropical cyclone intensity, but the magnitude of the...- publication PDF
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Toward emulating an explicit organic chemistry mechanism with random forest models
Predicting secondary organic aerosol (SOA) formation relies either on extremely detailed, numerically expensive models accounting for the condensation of individual species or...- publication PDF
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Joule heating and nitric oxide in the thermosphere
The effect of Joule heating on the density of nitric oxide in the thermosphere was studied using observations from the Student Nitric Oxide Explorer (SNOE) satellite and model...- publication PDF
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Characterization and nonparametric regression of rural and urban coarse...
The Colorado Coarse Rural Urban Sources and Health study (CCRUSH) is an ongoing study of the relationship between coarse particulate mass concentrations (PM₁₀₋₂.₅, particulate...- publication PDF
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A simulation study on the time delay of daytime thermospheric temperature...
In this study, the National Center for Atmospheric Research Thermosphere Ionosphere Electrodynamic General Circulation Model is used to explore the physical mechanisms of the...- publication PDF
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Simulated trends in ionosphere‐thermosphere climate due to predicted main...
The strength and structure of the Earth's magnetic field is gradually changing. During the next 50 years the dipole moment is predicted to decrease by 3.5%, with the South...- publication PDF
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Tracking movement of long-lived equatorial coronal holes from analysis of...
Features at the Sun's surface and atmosphere are constantly changing due to its magnetic field. The McIntosh Archive provides a long-term (45 yr) record of these features,...- publication PDF
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Global ionospheric response observed by COSMIC satellites during the January...
This paper investigates the global ionospheric response during the January 2009 Stratospheric Sudden Warming (SSW) event by using electron density profiles derived from GPS...- publication PDF
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Local and mesoscale impacts of wind farms as parameterized in a mesoscale NWP model
A new wind farm parameterization has been developed for the mesoscale numerical weather prediction model, the Weather Research and Forecasting model (WRF). The effects of wind...- publication PDF
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The White Light Solar Corona an Atlas of K-coronameter Synoptic Charts...
This report contains data obtained during the synoptic observing project of the High Altitude Observatory's Coronal Dynamics Program that began on 5 August 1980 from the Mark-...- publication PDF
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Performance of a mobile car platform for mean wind and turbulence measurements
The lack of adequate near-surface observations of the stable atmospheric boundary layer spatial structure motivated the development of an instrumented car for mobile turbulence...- publication PDF
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Disturbances in North American boreal forest and Arctic tundra: impacts,...
Ecosystems in the North American Arctic-Boreal Zone (ABZ) experience a diverse set of disturbances associated with wildfire, permafrost dynamics, geomorphic processes, insect...- publication PDF
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A wavelet-based approach to streamflow event identification and modeled...
Streamflow timing errors (in the units of time) are rarely explicitly evaluated but are useful for model evaluation and development. Wavelet-based approaches have been shown to...- publication PDF
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Microphysical process rates and global aerosol-cloud interactions
Cloud microphysical process rates control the amount of condensed water in clouds and impact the susceptibility of precipitation to cloud-drop number and aerosols. The relative...- publication PDF
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Inferences of weekly cycles in summertime rainfall
In several continental regions a weekly cycle of air pollution aerosols has been observed. It is usually characterized by concentration minima on weekends (Saturday and Sunday)...- publication PDF
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Nonlinear model of high-speed solar-wind streams
A hydrodynamic model describing the generation and propagation of high-speed plasma streams in the solar wind is presented. The model is based upon numerical integrations of the...- publication PDF
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Transport from convective overshooting of the extratropical tropopause and...
Simulations of observed convective systems with the Advanced Research Weather Research and Forecasting (ARW-WRF) model are used to test the influence of the large-scale lower...- publication PDF
