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Variability in the Northern North Atlantic and Arctic Oceans Across the Last...
The climate of the last two millennia was characterized by decadal to multicentennial variations, which were recorded in terrestrial records and had important societal impacts....- publication PDF
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Atmospheric chemistry results from the ANTCI 2005 Antarctic plateau airborne study
One of the major goals of the 2005 Antarctic Tropospheric Chemistry Investigation (ANTCI) was to bridge the information gap between current knowledge of South Pole (SP)...- publication PDF
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Transport in the subtropical lowermost stratosphere during the Cirrus...
We use in situ measurements of water vapor (HâO), ozone (Oâ), carbon dioxide (COâ), carbon monoxide (CO), nitric oxide (NO), and total reactive nitrogen (NOy) obtained...- publication PDF
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Hyper-resolution global hydrological modelling: What is next?
Between 15 and 17 March 2010, a workshop was held at Princeton University entitled 'Meeting a Grand Challenge to Hydrology: The Global Monitoring of Earth's Terrestrial Water'....- publication PDF
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Contributions of clouds, surface albedos, and mixed-phase ice nucleation...
The Arctic radiation balance is strongly affected by clouds and surface albedo. Prior work has identified Arctic cloud liquid water path (LWP) and surface radiative flux biases...- publication PDF
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Short-term variability in the migrating diurnal tide caused by interactions...
The migrating diurnal tide is one of the dominant dynamical features in the low latitudes of the Earth's mesosphere and lower thermosphere (MLT) region, representing the...- publication PDF
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The pulsation modes of the pre-white dwarf PG 1159-035
Context. PG 1159-035 , a pre-white dwarf with Teff~140 000 K, is the prototype of both two classes: the PG 1159 spectroscopic class and the DOV pulsating class. Previous studies...- publication PDF
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The influence of shallow convection on tropical cyclone track forecasts
Accurate tropical cyclone (TC) track forecasts depend on having skillful numerical model predictions of the environmental wind field. Given that wind and temperature are related...- publication PDF
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A local least squares framework for ensemble filtering
Many methods using ensemble integrations of prediction models as integral parts of data assimilation have appeared in the atmospheric and oceanic literature. In general, these...- publication PDF
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Will climate change impact polar NOx produced by energetic particle precipitation?
Energetic electron precipitation (EEP) is an important source of polar nitrogen oxides (NOx) in the upper atmosphere. During winter, mesospheric NOx has a long chemical lifetime...- publication PDF
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Examination of mixed-phase precipitation forecasts from the High-Resolution...
Accurate prediction of mixed-phase precipitation remains challenging for numerical weather prediction models even at high resolution and with a sophisticated explicit...- publication PDF
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Ozone Monitoring Instrument (OMI) collection 4: Establishing a 17-year-long...
The Ozone Monitoring Instrument (OMI) was launched on 15 July 2004, with an expected mission lifetime of 5 years. After more than 17 years in orbit the instrument is still...- publication PDF
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Voronoi, Delaunay, and block-structured mesh refinement for solution of the...
Alternative meshes of the sphere and adaptive mesh refinement could be immensely beneficial for weather and climate forecasts, but it is not clear how mesh refinement should be...- publication PDF
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Airborne flux measurements of BVOCs above Californian oak forests:...
Airborne flux measurements of isoprene were performed over the Californian oak belts surrounding the Central Valley. The authors demonstrate for the first time 1) the...- publication PDF
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Misuse of landfall as a proxy for Atlantic tropical cyclone activity
Recent studies [Solow and Moore, 2000; Landsea, 2007] have used an assumed constant ratio of landfalling cyclones to all tropical cyclones in the basin to assess potential...- publication PDF
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Programmer Training for Young Scientists - a Case Study
Each summer since 1966 the NCAR Computing Facility has conducted a Summer Fellowship Program to provide on-the-job training in computer programming and research for graduate...- publication PDF
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Why doesn't the ring current injection rate saturate?
For low values of the solar wind electric field, the response of the polar cap potential is essentially linear, but at high values of VBs, the polar cap potential saturates and...- publication PDF
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A large eddy simulation study of moist convection initiation over...
This study uses large eddy simulations to investigate processes of moist convection initiation (CI) over heterogeneous surface fluxes. Surface energy balance is imposed via a...- publication PDF
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Toward improving ice water content and snow-rate retrievals from radars....
Two methods for deriving relationships between the equivalent radar reflectivity factor Z(e) and the snowfall rate S at three radar wavelengths are described. The first method...- publication PDF
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Designing global climate and atmospheric chemistry simulations for 1...
About 66 million years ago, an asteroid about 10 km in diameter struck the Yucatan Peninsula creating the Chicxulub crater. The crater has been dated and found to be coincident...- publication PDF
