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Severe convective weather in the central and eastern United States: Present...
The continental United States is a global hotspot of severe thunderstorms and therefore is particularly vulnerable to social and economic damages from high-impact severe...- publication PDF
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Global carbon budget 2020
Accurate assessment of anthropogenic carbon dioxide (CO2) emissions and their redistribution among the atmosphere, ocean, and terrestrial biosphere in a changing climate - the...- publication PDF
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Influence of the Madden-Julian Oscillation and intraseasonal waves on...
Atmospheric intraseasonal variability in the tropical Atlantic is analyzed using satellite winds, outgoing longwave radiation (OLR), and reanalysis products during 2000-08. The...- publication PDF
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Chemical characteristics and ozone production in the Northern Colorado Front Range
We use the extensive set of aircraft and ground-based observations from the NSF/National Center for Atmospheric Research (NCAR) and State of Colorado Front Range Air Pollution...- publication PDF
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Effect of vertical shear in the zonal wind on equatorial electrojet...
The wind dynamo in the ionosphere leads to differential motion of ions and electrons, which in turn sets up electric fields and currents. Observations show that daytime lower...- publication PDF
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The Green's Function Model Intercomparison Project (GFMIP) protocol
The atmospheric Green's function method is a technique for modeling the response of the atmosphere to changes in the spatial field of surface temperature. While early studies...- publication PDF
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Urban sustainability and resilience: From theory to practice
Urbanization and urban areas are profoundly altering the relationship between society and the environment, and affecting cities' sustainability and resilience in complex ways at...- publication PDF
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Overview of the Focused Isoprene eXperiment at the California Institute of...
The Focused Isoprene eXperiment at the California Institute of Technology (FIXCIT) was a collaborative atmospheric chamber campaign that occurred during January 2014. FIXCIT is...- publication PDF
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A multi-city urban atmospheric greenhouse gas measurement data synthesis
Urban regions emit a large fraction of anthropogenic emissions of greenhouse gases (GHG) such as carbon dioxide (CO2) and methane (CH4) that contribute to modern-day climate...- publication PDF
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Is anthropogenic global warming accelerating?
Estimates of the anthropogenic effective radiative forcing (ERF) trend have increased by 50% since 2000 (from +0.4 W m(-2) decade(-1) in 2000-09 to +0.6 W m(-2) decade(-1) in...- publication PDF
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Evidence for the influence of the Quasi-Biennial Oscillation on the...
The semiannual oscillation (SAO) in zonally averaged zonal winds develops just above the quasi-biennial oscillation (QBO) and dominates the seasonal variability in the tropical...- publication PDF
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The idealized aquaplanet Maritime Continent barrier effect on the MJO predictability
Studies have indicated exaggerated Maritime Continent (MC) barrier effect in simulations of the Madden- Julian oscillation (MJO), a dominant source of subseasonal predictability...- publication PDF
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Convective impact on the global lower stratospheric water vapor budget
Water vapor in the stratosphere is primarily controlled by temperatures in the tropical upper troposphere and lower stratosphere. However, the direct impact of deep convection...- publication PDF
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Mesoscale convective vortices observed during BAMEX. Part 1: Kinematic and...
Five cases of mesoscale convective vortices (MCVs) are described from observations collected during the Bow Echo and MCV Experiment (BAMEX) over the central United States during...- publication PDF
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Implementation of an artificial neural network for storm surge forecasting
Accurate and timely storm surge forecasts are essential during tropical cyclone events in order to assess the magnitude and location of the impacts. Coupled ocean-atmosphere...- publication PDF
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Wave steepening in ionospheric total electron density due to the 21 August...
This study shows that a supersonic moon shadow of a total solar eclipse can steepen the ionospheric total electron content (TEC) wave on August 21, 2017. A data-adaptive method...- publication PDF
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Upper-atmosphere responses to the 2022 Hunga Tonga–Hunga Ha′apai volcanic...
A multi-group of strong atmospheric waves (wave packet nos. 1-5) over China associated with the 2022 Hunga Tonga-Hunga Ha ' apai (HTHH) volcano eruptions were observed in the...- publication PDF
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The amplitude of decadal to multidecadal variability in precipitation...
We assess the magnitude of decadal to multidecadal (D2M) variability in Climate Model Intercomparison Project 5 (CMIP5) simulations that will be used to understand, and plan...- publication PDF
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Can we do better at teaching mathematics to undergraduate atmospheric...
At the 2019 annual Members Meeting of UCAR, an informal survey was made during a well-attended breakout session organized by the UCAR COMET program. The following polling...- publication PDF
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Internal consistency of demographic assumptions in the shared socioeconomic pathways
A new set of alternative socioeconomic scenarios for climate change researches--the shared socioeconomic pathways (SSPs)--includes for the first time a more comprehensive set of...- publication PDF
