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Detected climatic change in global distribution of tropical cyclones
Owing to the limited length of observed tropical cyclone data and the effects of multidecadal internal variability, it has been a challenge to detect trends in tropical cyclone...- publication PDF
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Earth system reanalysis in support of climate model improvements
Improving Climate Models and Projections Using Observations Workshop 2023 What: : More than 70 experts from research and operational centers came together in a hybrid meeting...- publication PDF
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The influence of the Calbuco eruption on the 2015 Antarctic ozone hole in a...
Recent research has demonstrated that the concentrations of anthropogenic halocarbons have decreased in response to the worldwide phaseout of ozone depleting substances. Yet in...- publication PDF
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100 years of progress in boundary layer meteorology
Over the last 100 years, boundary layer meteorology grew from the subject of mostly near-surface observations to a field encompassing diverse atmospheric boundary layers (ABLs)...- publication PDF
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A unified approach to energy conservation and potential vorticity dynamics...
A numerical scheme applicable to arbitrarily-structured C-grids is presented for the nonlinear shallow-water equations. By discretizing the vector-invariant form of the momentum...- publication PDF
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How changes in the tilt angle of the geomagnetic dipole affect the coupled...
The orientation of the Earth's magnetic field has changed dramatically during the geological past. We have investigated the effects of changes in dipole tilt angle on the...- publication PDF
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The meteorology and impacts of the September 2020 Western United States...
In September 2020, Western North America was impacted by a highly anomalous meteorological event. Over the Pacific Northwest, strong and dry easterly winds exceeded historically...- publication PDF
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Convectively induced secondary circulations in fine-grid Mesoscale numerical...
Mesoscale numerical weather prediction models using fine-grid [O(1) km] meshes for weather forecasting, environmental assessment, and other applications capture aspects of...- publication PDF
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Credibility via coupling
This study investigates Model Intercomparison Projects (MIPs) as one example of a coordinated approach to establishing scientific credibility. MIPs originated within climate...- publication PDF
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NCAR Graphics Installer's Guide: Version 2.00
This manual represents the first release of the NCAR Graphics Installer's Guide. It is for use with version 2.00 of NCAR Graphics. The material in this manual is intended to be...- publication PDF
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Nitric oxide response to the April 2010 electron precipitation event: Using...
Energetic electrons from the magnetosphere deposit their energy in the atmosphere and lead to production of nitric oxide (NO) in the mesosphere and lower thermosphere. We study...- publication PDF
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Use of airborne in situ VOC measurements to estimate transit time spectrum:...
Convective transport from the marine boundary layer to the upper troposphere (UT) is investigated using airborne in situ measurements of chemical species over the tropical...- publication PDF
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Investigating differences in DOAS retrieval codes using MAD-CAT campaign data
The differential optical absorption spectroscopy (DOAS) method is a well-known remote sensing technique that is nowadays widely used for measurements of atmospheric trace gases,...- publication PDF
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Deep convective transition characteristics in the Community Climate System...
Tropical deep convective transition characteristics, including precipitation pickup, occurrence probability, and distribution tails related to extreme events, are analyzed using...- publication PDF
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A jet-centered framework for investigating high plains winter storm severity
This study utilizes a winter severity index (WSI) to characterize the impacts of High (Great) Plains winter storms during the 2006/07-2018/19 winter seasons across Nebraska and...- publication PDF
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A comparison between Analog Ensemble and convolutional Neural Network...
Empirical-statistical downscaling (ESD) can be a computationally advantageous alternative to dynamical downscaling in representing a high-resolution regional climate. Two...- publication PDF
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Thicker clouds and accelerated Arctic sea ice decline: The atmosphere-sea...
Observations show that increased Arctic cloud cover in the spring is linked with sea ice decline. As the atmosphere and sea ice can influence each other, which one plays the...- publication PDF
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Atmospheric CO2 observations and models suggest strong carbon uptake by...
A regional atmospheric inversion method has been developed to determine the spatial and temporal distribution of CO2 sinks and sources across New Zealand for 2011-2013. This...- publication PDF
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Toward improving ice water content and snow-rate retrievals from radars....
Microphysical data and radar reflectivities (Z(e), -15 < Z(e) < 10 dB) measured from flights during the NASA Tropical Clouds, Convection, Chemistry and Climate field...- publication PDF
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Impacts of biogenic and anthropogenic emissions on summertime ozone...
This study is the first attempt to understand the synergistic impact of anthropogenic and biogenic emissions on summertime ozone (O-3) formation in the Guanzhong (GZ) Basin...- publication PDF
