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Advancing South American water and climate science through multidecadal...
The South America Affinity Group (SAAG) was established in early 2019 by the National Center for Atmospheric Research (NCAR) Water Systems Program as a community effort focused...- publication PDF
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Evaluation of NLDAS-2 evapotranspiration against tower flux site observations
The North American Land Data Assimilation System project phase 2 (NLDAS-2) has run four land surface models for a 30-year (1979-2008) retrospective period. Land surface...- publication PDF
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Modeling the 1783â1784 Laki Eruption in Iceland: 1. Aerosol evolution and...
The 1783â1784 CE Laki flood lava eruption began on 8 June 1783. Over the course of 8 months, the eruption released approximately 122 Tg of sulfur dioxide gas into the upper...- publication PDF
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The origins of vortex sheets in a simulated supercell thunderstorm
This paper investigates the origins of the (cyclonic) vertical vorticity within vortex sheets that develop within a numerically simulated supercell in a nonrotating,...- publication PDF
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Sociodemographic determinants of extreme heat and ozone risk among older...
Background Vulnerable populations across the United States are frequently exposed to extreme heat, which is becoming more intense due to a combination of climate change and...- publication PDF
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Uncertainty in the winter tropospheric response to Arctic sea ice loss: The...
Arctic sea ice has declined rapidly over the past four decades and climate models project a seasonally ice-free Arctic Ocean by the middle of this century, with attendant...- publication PDF
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Forecast evaluation of the North Pacific jet stream using AR Recon dropwindsondes
The term jet stream generally refers to a narrow region of intense winds near the top of the midlatitude or subtropical troposphere. It is in the midlatitude jet stream where...- publication PDF
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Statistical-dynamical predictions of seasonal North Atlantic hurricane activity
Skillfully predicting North Atlantic hurricane activity months in advance is of potential societal significance and a useful test of our understanding of the factors controlling...- publication PDF
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Fragmentation in collisions of snow with graupel/hail: New formulation from...
Secondary ice production (SIP) has been attributed to the generation of most ice particles observed in precipitating clouds with cloud tops warmer than −36°C, from...- publication PDF
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The helioseismic and magnetic imager (HMI) investigation for the solar...
The Helioseismic and Magnetic Imager (HMI) instrument and investigation as a part of the NASA Solar Dynamics Observatory (SDO) is designed to study convection-zone dynamics and...- publication PDF
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Global variations of HDO and HDO/HâO ratios in the upper troposphere and...
High-quality satellite observations of water and deuterated water in the upper troposphere and lower stratosphere (UTLS) from the Atmospheric Chemistry Experiment Fourier...- publication PDF
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Near-global covariability of hourly precipitation in space and time
A detailed analysis of hourly precipitation from 60 degrees N to 60 degrees S for the covariability is performed at 0.25 degrees resolution using the new CMORPH dataset. For all...- publication PDF
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Holistic assessment of SO2 injections using CESM1(WACCM): Introduction to...
We introduce a special issue on a holistic assessment of solar geoengineering via stratospheric SO2 injection in the state-of-the-art climate model, Community Earth System...- publication PDF
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Anthropogenic aerosols contribute to the recent decline in precipitation...
The winter-spring precipitation over the Southwestern United States (SWUS) decreased since 1980. It is frequently attributed to Pacific internal decadal variability, but recent...- publication PDF
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Isotopic measurements in water vapor, precipitation, and seawater during EUREC4A
In early 2020, an international team set out to investigate trade-wind cumulus clouds and their coupling to the large-scale circulation through the field campaign EUREC(4)A:...- publication PDF
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The effects of climate model similarity on probabilistic climate projections...
Approaches for probability density function (pdf) development of future climate often assume that different climate models provide independent information, despite model...- publication PDF
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Persistent longitudinal features in the low-latitude ionosphere
Various longitudinal wave patterns exist in the low-latitude ionosphere, but the investigation has been limited to the wave number (WN) 3 and 4 patterns. This study extends the...- publication PDF
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Evaluation and improvements of two community models in simulating dry...
Dry deposition velocities (V-d) for peroxyacetyl nitrate (PAN) calculated using two community dry deposition models with different treatments of both stomatal and nonstomatal...- publication PDF
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Assessing clouds in GFDL's AM4.0 with different microphysical...
We evaluate cloud simulations using satellite simulators against multiple observational data sets. These simulators have been run within the Geophysical Fluid Dynamics...- publication PDF
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Characterization, sources and reactivity of volatile organic compounds...
The Korea-United States Air Quality Study (KORUS-AQ) took place in spring 2016 to better understand air pollution in Korea. In support of KORUS-AQ, 2554 whole air samples (WAS)...- publication PDF
