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The need for active region disconnection in 3D kinematic dynamo simulations
In this paper we address a discrepancy between the surface flux evolution in a 3D kinematic dynamo model and a 2D surface flux transport model that has been closely calibrated...- publication PDF
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Projecting policy-relevant metrics for high summertime ozone pollution...
Over the eastern United States (EUS), nitrogen oxides (NOx) emission controls have led to improved air quality over the past two decades, but concerns have been raised that...- publication PDF
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Probabilistic spatial meteorological estimates for Alaska and the Yukon
It is challenging to develop observationally based spatial estimates of meteorology in Alaska and the Yukon. Complex topography, frozen precipitation undercatch, and extremely...- publication PDF
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Eruptive event generator based on the Gibson-Low magnetic configuration
Coronal mass ejections (CMEs), a kind of energetic solar eruptions, are an integral subject of space weather research. Numerical magnetohydrodynamic (MHD) modeling, which...- publication PDF
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Improving the representation of supercooled liquid water in the...
A realistic representation of mixed-phase clouds in weather and climate models is essential to accurately simulate the model's radiative balance and water cycle. In addition, it...- publication PDF
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Formation of highly oxygenated low-volatility products from cresol oxidation
Hydroxyl radical (OH) oxidation of toluene produces ring-retaining products: cresol and benzaldehyde, and ring-opening products: bicyclic intermediate compounds and epoxides....- publication PDF
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A review of the role of the Atlantic Meridional Overturning Circulation in...
By synthesizing recent studies employing a wide range of approaches (modern observations, paleo reconstructions, and climate model simulations), this paper provides a...- publication PDF
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Examining the stratospheric response to the solar cycle in a coupled WACCM...
The response of the stratosphere to the combined interaction of the quasi-biennial oscillation (QBO) and the solar cycle in ultraviolet (UV) radiation, and the influence of the...- publication PDF
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CCM Progress Report--July 1990
This report is a accumulation of brief reports required of all Community Climate Model (CCM) users both inside and outside of NCAR. The report serves to augment periodically...- publication PDF
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Analysis of stress-induced transcripts and biogenic volatile organic...
Changes in the composition of biogenic volatile organic compound (BVOC) emissions and stress-responsive gene transcripts were investigated in the tropical tree species Hymenaea...- publication PDF
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Sensitivity of wetland methane emissions to model assumptions: Application...
Methane emissions from natural wetlands and rice paddies constitute a large proportion of atmospheric methane, but the magnitude and year-to-year variation of these methane...- publication PDF
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The Network for the Detection of Atmospheric Composition Change (NDACC):...
The Network for the Detection of Atmospheric Composition Change (NDACC) is an international global network of more than 90 stations making high-quality measurements of...- publication PDF
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Latitudinal double-peak structure of stationary planetary wave 1 in the...
We report a hitherto unknown latitudinal double-peak structure in the amplitude of stationary planetary wave 1 (SPW1) geopotential height in the stratosphere and lower...- publication PDF
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Optimizing Genetic Algorithm Parameters for Atmospheric Carbon Monoxide Modeling
A main source of atmospheric carbon monoxide (CO) variability in the Southern Hemisphere is large burn events, making CO a useful proxy for fires. Therefore, predictive CO...- publication PDF
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Estimations of isoprenoid emission capacity from enclosure studies:...
The capacity for volatile isoprenoid production under standardized environmental conditions at a certain time (ES, the emission factor) is a key characteristic in constructing...- publication PDF
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Surface wind regionalization over complex terrain: Evaluation and analysis...
This study analyzes the daily-mean surface wind variability over an area characterized by complex topography through comparing observations and a 2-km-spatial-resolution...- publication PDF
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Improving signal statistics using a regression ground clutter filter. Part...
Ground clutter filtering is an important and necessary step for quality control of ground-based weather radars. In this paper, ground clutter mitigation is addressed using a...- publication PDF
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Developing the framework for integrating autonomous unmanned aircraft...
This paper introduces an engineering approach to develop autonomous unmanned aircraft systems technology for integration in future weather modification (cloud seeding) programs...- publication PDF
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Estimation of TAMDAR observational error and assimilation experiments
Tropospheric Airborne Meteorological Data Reporting (TAMDAR) observations are becoming a major data source for numerical weather prediction (NWP) because of the advantages of...- publication PDF
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Skillful seasonal prediction of North American summertime heat extremes
This study shows that the frequency of North American summertime (June-August) heat extremes is skillfully predicted several months in advance in the newly developed Geophysical...- publication PDF