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LiquidâIce mass partition in tropical maritime convective clouds
The liquid ice mass partitioning in tropical maritime convective clouds is studied using data collected by the National Center for Atmospheric Research C-130 research aircraft...- publication PDF
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Simulating properties of "seasonal" variability in solar activity and space...
Solar short-term, quasi-annual variability within a decadal sunspot-cycle has recently been observed to strongly correlate with major class solar flares, resulting into quasi-...- publication PDF
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Regional and global temperature response to anthropogenic SO2 emissions from...
We use the HadGEM3-GA4, CESM1, and GISS ModelE2 climate models to investigate the global and regional aerosol burden, radiative flux, and surface temperature responses to...- publication PDF
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Hybrid forecasting: blending climate predictions with AI models
Hybrid hydroclimatic forecasting systems employ data-driven (statistical or machine learning) methods to harness and integrate a broad variety of predictions from dynamical,...- publication PDF
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Impact of intercontinental pollution transport on North American ozone air...
The recent update on the US National Ambient Air Quality Standards (NAAQS) of the ground-level ozone (O-3 / can benefit from a better understanding of its source contributions...- publication PDF
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Evaluating CMIP5 ocean biogeochemistry and Southern Ocean carbon uptake...
Observed seasonal cycles in atmospheric potential oxygen (APOâ~âO2â+â1.1 CO2) were used to evaluate eight ocean biogeochemistry models from the Coupled Model...- publication PDF
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Observational constraints on recent increases in the atmospheric CHâ burden
Measurements of atmospheric CHâ from air samples collected weekly at 46 remote surface sites show that, after a decade of near-zero growth, globally averaged atmospheric...- publication PDF
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Regional to global evolution of impacts of parameterized mountain-wave drag...
Mountain ranges are regional features on Earth, as are the regions of mountain-wave drag (MWD) exerted by dissipating atmospheric gravity waves generated by flow over them....- publication PDF
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Low-cost 63% efficient 2.5-kW UHF power amplifier for a wind profiler radar
This paper describes a low-cost 449-MHz 2.5-kW peak pulse amplifier for use in a wind profiling radar. New high-power LDMOS transistors are enabling the use of kilowatt level...- publication PDF
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The dependence of mean climate state on shortwave absorption by water vapor
State-of-the-art climate models exhibit significant spread in the climatological value of atmospheric shortwave absorption (SWA). This study investigates both the possible...- publication PDF
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Modeling high-impact weather and climate: Lessons from a tropical cyclone perspective
Although the societal impact of a weather event increases with the rarity of the event, our current ability to assess extreme events and their impacts is limited by not only...- publication PDF
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Development of a protocol for the auto-generation of explicit aqueous-phase...
This paper presents a new CAPRAMâGECKO-A protocol for mechanism auto-generation of aqueous-phase organic processes. For the development, kinetic data in the literature were...- publication PDF
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Trifluoroacetic acid in the environment: Consensus, gaps, and next steps
Trifluoroacetic acid (TFA) is a persistent, water-soluble compound primarily produced by atmospheric degradation of CFC replacements, sparking scientific debate about its...- publication PDF
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Benchmarking simulated precipitation variability amplitude across time scales
Objective performance metrics that measure precipitation variability across time scales from subdaily to interannual are presented and applied to Historical simulations of...- publication PDF
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Orthogonal electrodynamics in multipole magnetic fields
Electrodynamics investigations of plasma‐neutral interactions require basis vectors that bridge geographic and geomagnetic coordinates. We present the first orthogonal...- publication PDF
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Surface temperature dependence of tropical cyclone-permitting simulations in...
Tropical cyclone (TC)-permitting general circulation model simulations are performed with spherical geometry and uniform thermal forcing, including uniform sea surface...- publication PDF
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Local and downstream relationships between Labrador Sea water volume and...
While it has generally been understood that the production of Labrador Sea Water (LSW) impacts the Atlantic meridional overturning circulation (MOC), this relationship has not...- publication PDF
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Global-scale observations and modeling of far-ultraviolet airglow during twilight
The NASA Global-scale Observations of the Limb and Disk ultraviolet imaging spectrograph performs observations of upper atmosphere airglow from the sunlit disk and limb of the...- publication PDF
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Assimilation of a coordinated fleet of uncrewed aircraft system observations...
Uncrewed aircraft system (UAS) observations from the Lower Atmospheric Profiling Studies at Elevation-A Remotely-Piloted Aircraft Team Experiment (LAPSE-RATE) field campaign...- publication PDF
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Development and evaluation of Chemistry-Aerosol-Climate Model...
An advanced aerosol treatment, with a focus on semivolatile nitrate formation, is introduced into the Community Atmosphere Model version 5 with interactive chemistry (CAM5-chem)...- publication PDF