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Evaluation of humidity correction methods for Vaisala RS92 tropical sounding data
This study examines the DigiCORA and Global Climate Observing System Reference Upper-Air Network (GRUAN) humidity corrections of Vaisala RS92 radiosondes at three sites over the...- publication PDF
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Impact of biomass burning plumes on photolysis rates and ozone formation at...
In this paper, we examine biomass burning (BB) events at the Mt. Bachelor Observatory (MBO) during the summer of 2015. We explored the photochemical environment in these BB...- publication PDF
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Variability due to climate and chemistry in observations of oxygenated...
The Great Oxidation Event was a period during which Earth's atmospheric oxygen (O-2) concentrations increased from similar to 10(-5) times its present atmospheric level (PAL) to...- publication PDF
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Potential value of expert elicitation for determining differential...
Over the past decade or so, there has been much debate regarding how to evaluate climate model simulations with the goal of differentially weighting these results.- publication PDF
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Analysis of secondary organic aerosol simulation bias in the Community Earth...
Organic aerosol (OA) has been considered as one of the most important uncertainties in climate modeling due to the complexity in presenting its chemical production and depletion...- publication PDF
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Summertime transport pathways from different Northern Hemisphere regions...
Trace gases and aerosols play an important role in Arctic chemistry and climate. As most Arctic tracers and aerosols are transported from midlatitude source regions, long-range...- publication PDF
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Exploring ice sheet model sensitivity to ocean thermal forcing and basal...
Multi-meter sea level rise (SLR) is thought to be possible within the next few centuries, with most of the uncertainty originating from the Antarctic land ice contribution. One...- publication PDF
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Modeling the inorganic bromine partitioning in the tropical tropopause layer...
The stratospheric inorganic bromine (Br-y)burden arising from the degradation of brominated very short-lived organic substances (VSLorg) and its partitioning between reactive...- publication PDF
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Solar extreme-ultraviolet irradiance for general circulation models
Recent measurements of the solar extreme-ultraviolet spectrum provide high-resolution spectral irradiance that can be used for calculating ionization and dissociation rates in...- publication PDF
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Investigation of the post-sunset extra electron density peak poleward of the...
The Global-scale observation of limb and disk mission observed an extra electron density (Ne) peak after sunset at approximately 30 degrees S near 40 degrees W on 4 November...- publication PDF
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A new portable 449 MHz spaced antenna wind profiler radar
This paper presents the design of a 449 MHz radar for wind profiling, with a focus on modularity and solid-state transmitter design. It is one of the first wind profiler radars...- publication PDF
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Summary Report--Fellowship in Scientific Computing Summer 1972
The 1972 Summer Fellowship Program in Scientific Computing was held at the NCAR Laboratory from June 19 through the end of August. The collection of papers included in this...- publication PDF
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On transient climate change at the Cretaceous−Paleogene boundary due to...
Climate simulations that consider injection into the atmosphere of 15,000 Tg of soot, the amount estimated to be present at the Cretaceous-Paleogene boundary, produce what might...- publication PDF
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Bay of Bengal intraseasonal oscillations and the 2018 monsoon onset
In the Bay of Bengal, the warm, dry boreal spring concludes with the onset of the summer monsoon and accompanying southwesterly winds, heavy rains, and variable air-sea fluxes....- publication PDF
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The Pilatus unmanned aircraft system for lower atmospheric research
This paper presents details of the University of Colorado (CU) “Pilatus” unmanned research aircraft, assembled to provide measurements of aerosols, radiation and thermodynamics...- publication PDF
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High Resolution Dynamics Limb Sounder: Experiment overview, recovery, and...
The High Resolution Dynamics Limb Sounder (HIRDLS) experiment was designed to provide global temperature and composition data on the region from the upper troposphere to the...- publication PDF
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Intraseasonal variability in the far-east Pacific: Investigation of the role...
Intraseasonal variability in the eastern Pacific warm pool in summer is studied, using a regional ocean - atmosphere model, a linear baroclinic model (LBM), and satellite...- publication PDF
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Satellite-based estimates of reduced CO and CO₂ emissions due to traffic...
During the 2008 Olympics, the Chinese government made a significant effort to improve air quality in Beijing, including restrictions on traffic. Here we estimate the reductions...- publication PDF
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On the connection between Rieger-type and magneto-Rossby waves driving the...
Global solar activity variation mainly occurs over about an 11 yr cycle. However, both longer and shorter periodicities than the solar cycle are also present in many different...- publication PDF
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Comprehensive isoprene and terpene gas-phase chemistry improves simulated...
Ozone is a greenhouse gas and air pollutant that is harmful to human health and plants. During the summer in the southeastern US, many regional and global models are biased high...- publication PDF