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Tidal perturbations and variability in the mesopause region over Fort...
An unusually long data set was acquired at the sodium lidar facility at Colorado State University ( 41N, 105W), between Sep 18 and Oct 01, 2003, including a 9-day continuous...- publication PDF
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Photospheric high-frequency acoustic power excess in sunspot umbra:...
We present observational evidence for the presence of MHD (magnetohydrodynamic) waves in the solar photosphere deduced from SOHO/MDI(Solar and Heliospheric Observatory/Michelson...- publication PDF
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Estimating the migrating diurnal tide component of mesospheric water vapor
This work presents a method for estimating the migrating diurnal tide (DW1) component of mesospheric H2O from observations of the temperature tide and zonal-mean H2O made by the...- publication PDF
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Airborne measurement of OH reactivity during INTEX-B
The measurement of OH reactivity, the inverse of the OH lifetime, provides a powerful tool to investigate atmospheric photochemistry. A new airborne OH reactivity instrument was...- publication PDF
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BAECC: A field campaign to elucidate the impact of biogenic aerosols on...
During Biogenic Aerosols--Effects on Clouds and Climate (BAECC), the U.S. Department of Energy’s Atmospheric Radiation Measurement (ARM) Program deployed the Second ARM Mobile...- publication PDF
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Freshwater flux and ocean chlorophyll produce nonlinear feedbacks in the...
Various forcing and feedback processes coexist in the tropical Pacific, which can modulate El Nino-Southern Oscillation (ENSO). In particular, large covariabilities in...- publication PDF
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Local and remote mean and extreme temperature response to regional aerosol...
The climatic implications of regional aerosol and precursor emissions reductions implemented to protect human health are poorly understood. We investigate the mean and extreme...- publication PDF
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Emission factors and evolution of SO2 measured from biomass burning in...
Fires emit sufficient sulfur to affect local and regional air quality and climate. This study analyzes SO2 emission factors and variability in smoke plumes from US wildfires and...- publication PDF
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Process-level model evaluation: a snow and heat transfer metric
Land models require evaluation in order to understand results and guide future development. Examining functional relationships between model variables can provide insight into...- publication PDF
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Van Allen Probes observations of multi‐MEV electron drift‐periodic flux...
Radiation belt electrons undergo frequent acceleration, transport, and loss processes under various physical mechanisms. One of the most prevalent mechanisms is radial...- publication PDF
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A decomposition of feedback contributions to Polar warming amplification
Polar surface temperatures are expected to warm 2–3 times faster than the global-mean surface temperature: a phenomenon referred to as polar warming amplification. Therefore,...- publication PDF
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Estimates of meridional atmosphere and ocean heat transports
New estimates of the poleward energy transport based on atmospheric reanalyses from the National Centers for Environmental Prediction-National Center for Atmospheric Research...- publication PDF
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A new method for ice-ice aggregation in the Adaptive Habit Model
A novel methodology for modeling ice-ice aggregation is presented. This methodology combines a modified hydrodynamic collection algorithm with bulk aggregate characteristic...- publication PDF
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A comparative study of ionospheric day‐to‐day variability over Wuhan based...
Ionospheric day-to-day variability is essential for understanding the space environment, while it is still challenging to properly quantify and forecast. In the present work,...- publication PDF
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Incorporating MAGMA into the 'fields' spatial statistics package
In this report we describe how to incorporate the Cholesky decomposition from the Matrix Algebra on GPU and Multicore Architectures (MAGMA) library into some of the calculations...- publication PDF
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Features of storm‐induced ionospheric irregularities from ground‐based and...
During geomagnetic disturbances, the solo or combined effect of prompt penetration electric fields (PPEFs) and disturbance dynamo electric fields (DDEFs) alters radically...- publication PDF
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Radar data assimilation with WRF 4D-Var. Part II: Comparison with 3D-Var for...
The Weather Research and Forecasting Model (WRF) four-dimensional variational data assimilation (4D-Var) system described in Part I of this study is compared with its...- publication PDF
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First reprocessing of Southern Hemisphere ADditional OZonesondes (SHADOZ)...
The Southern Hemisphere ADditional OZonesonde (SHADOZ) network was assembled to validate a new generation of ozone-monitoring satellites and to better characterize the vertical...- publication PDF
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Towards dynamical seasonal forecast of extratropical transition in the North Atlantic
Extratropical transition can extend the threat of tropical cyclones into the midlatitudes and modify it through expansion of rainfall and wind fields. Despite the scientific and...- publication PDF
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Impact of the Green Light Program on haze in the North China Plain, China
As the world's largest developing country, China has undergone ever-increasing demand for electricity during the past few decades. In 1996, China launched the Green Light...- publication PDF
