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Thermodynamic environments of deep convection in Atlantic tropical disturbances
Conditional composites of dropsondes deployed into eight tropical Atlantic weather systems during 2010 are analyzed. The samples are conditioned based on cloud-top temperature...- publication PDF
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Persistent stratospheric warming due to 2019-2020 Australian wildfire smoke
Australian wildfires burning from December 2019 to January 2020 injected approximately 0.9 Tg of smoke into the stratosphere; this is the largest amount observed in the...- publication PDF
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NWP and radar extrapolation: Comparisons and explanation of errors
This paper examines nowcasts of precipitation from the High-Resolution Rapid Refresh (HRRRv2) model from the summer of 2017 along the Colorado Front Range. It was found that...- publication PDF
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Impacts of biogenic emissions on photochemical ozone production in Houston, Texas
A regional chemical transport model (CTM) has been employed to assess the influence of biogenic emissions on ozone (O₃) formation in Houston, Texas during an eight-day episode...- publication PDF
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Nitrate deposition to surface snow at Summit, Greenland, following the 9...
This study considers whether spikes in nitrate in snow sampled at Summit, Greenland, from August 2000 to August 2002 are related to solar proton events. After identifying...- publication PDF
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Spectral characteristics of convective-scale precipitation observations and forecasts
As an alternative to traditional precipitation analysis and forecast verification, 1D and 2D spectral decompositions of NCEP/Stage IV and Multi-Radar Multi-Sensor (MRMS)...- publication PDF
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Dayside magnetospheric and ionospheric responses to a foreshock transient on...
The foreshock region involves localized and transient structures such as foreshock cavities and hot flow anomalies due to solar wind-bow shock interactions, and foreshock...- publication PDF
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The seasonal atmospheric response to projected Arctic Sea ice loss in the...
The authors investigate the atmospheric response to projected Arctic sea ice loss at the end of the twenty-first century using an atmospheric general circulation model (GCM)...- publication PDF
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Unraveling the mechanisms and implications of a stronger mid-Pliocene...
The mid-Pliocene warm period (3.264-3.025 Ma) is the most recent geological period in which the atmospheric CO2 concentration was approximately equal to the concentration we...- publication PDF
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Identification of tower-wake distortions using sonic anemometer and lidar...
The eXperimental Planetary boundary layer Instrumentation Assessment (XPIA) field campaign took place in March through May 2015 at the Boulder Atmospheric Observatory, utilizing...- publication PDF
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Numerical Prediction of the Performance of High Altitude Balloons
This report presents the equations governing the vertical motion of a balloon and reviews recent advances in heat transfer experimentation and theory pertinent to the processes...- publication PDF
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Radial evolution of magnetic field fluctuations in an interplanetary coronal...
The sheaths of compressed solar wind that precede interplanetary coronal mass ejections (ICMEs) commonly display large-amplitude magnetic field fluctuations. As ICMEs propagate...- publication PDF
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Pattern recognition methods to separate forced responses from internal...
Ensembles of climate model simulations are commonly used to separate externally forced climate change from internal variability. However, much of the information gained from...- publication PDF
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Impact of historical land cover change on daily indices of climate extremes...
There is growing scientific evidence that anthropogenic land cover change (LCC) can produce a significant impact on regional climate. However, few studies have quantified this...- publication PDF
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Ozone profile retrieval from an advanced infrared sounder: Experiments with...
Motivated by a significant potential for retrieving atmospheric ozone profile information from advanced satellite infrared sounders, this study investigates various methods to...- publication PDF
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Observations of the beam-driven whistler mode waves in the magnetic...
We report observations of the whistler mode waves in the magnetic reconnection region at the dayside magnetopause using the magnetospheric multiscale (MMS) mission on January...- publication PDF
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A multi-millennia perspective on drought and implications for the future
This article does not have an abstract or article summary.- publication PDF
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Solved and unsolved riddles about low-latitude daytime valley region plasma...
The Earth's atmosphere near both the geographic and magnetic equators and at altitudes between 120 and 200 km is called the low-latitude valley region (LLVR) and is among the...- publication PDF
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Subjective modeling decisions can significantly impact the simulation of...
It is generally acknowledged in the environmental sciences that the choice of a computational model impacts the research results. In this study of a flood and drought event in...- publication PDF
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Evidence of a gravity wave breaking event and the estimation of the wave...
On the night of December 3rd, 2004 (UT day 338), we observed a significant acceleration of horizontal wind near 100 km between 0900 and 0915 UT accompanied by a temperature...- publication PDF
