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Mid-Pliocene West African Monsoon rainfall as simulated in the PlioMIP2 ensemble
The mid-Pliocene warm period (mPWP; similar to 3.2 million years ago) is seen as the most recent time period characterized by a warm climate state, with similar to modern...- publication PDF
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An evaluation of a hybrid, terrain-following vertical coordinate in the...
A new hybrid, sigma-pressure vertical coordinate was recently added to the Weather Research and Forecasting (WRF) Model in an effort to reduce numerical noise in the model...- publication PDF
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Warming of hot extremes alleviated by expanding irrigation
Irrigation affects climate conditions - and especially hot extremes - in various regions across the globe. Yet how these climatic effects compare to other anthropogenic forcings...- publication PDF
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A Comparison of Quasi-geostrophic and Primitive Equation Models for...
This report explains questions and builds upon previous findings on the comparison of quasi-geostrophic and primitive equation models for stratospheric sudden warming simulations.- publication PDF
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The Geoscience Community Analysis Toolkit: An open development, community...
The Geoscience Community Analysis Toolkit (GeoCAT) team develops and maintains data analysis and visualization tools on structured and unstructured grids for the geosciences...- publication PDF
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Assessment of summer rainfall forecast skill in the Intra-Americas in GFDL...
The Caribbean low-level jet (CLLJ) is an important component of the atmospheric circulation over the Intra-Americas Sea (IAS) which impacts the weather and climate both locally...- publication PDF
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SPEAR: The next generation GFDL modeling system for seasonal to multidecadal...
We document the development and simulation characteristics of the next generation modeling system for seasonal to decadal prediction and projection at the Geophysical Fluid...- publication PDF
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The history and practice of AI in the environmental sciences
Artificial intelligence (AI) and machine learning (ML) have become important tools for environmental scientists and engineers, both in research and in applications. Although...- publication PDF
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Source and variability of formaldehyde (HCHO) at northern high latitudes: an...
Here we use satellite observations of formaldehyde (HCHO) vertical column densities (VCD) from the TROPOspheric Monitoring Instrument (TROPOMI), aircraft measurements, combined...- publication PDF
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Numerical simulations of conditionally unstable flows over a mountain ridge
Numerical simulations of conditionally unstable flows impinging on a mesoscale mountain ridge have been performed with an explicitly resolving cloud model to investigate the...- publication PDF
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A terrain-following coordinate with smoothed coordinate surfaces
An alternative form for a height-based terrain-following coordinate is presented here that progressively smoothes the coordinate surfaces with height to remove smaller scale...- publication PDF
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Assessment of NO2 observations during DISCOVER-AQ and KORUS-AQ field campaigns
NASA's Deriving Information on Surface Conditions from Column and Vertically Resolved Observations Relevant to Air Quality (DISCOVER-AQ, conducted in 2011–2014) campaign in the...- publication PDF
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Niwot Ridge Remote Meteorological Data Acquisition Station
NCAR maintains a self-powered, automatic, meteorological data acquisition station on the Niwot Ridge (12,300 ft elevation) of the Continental Divide, approximately 12 mi...- publication PDF
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Solar energetic particle warnings from a coronagraph
We report here the concept of using near-real time observations from a coronagraph to provide early warning of a fast coronal mass ejection (CME) and the possible onset of a...- publication PDF
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Initiation of coalescence in a cumulus cloud: A beneficial influence of...
Although rain has been observed to form in warm cumulus clouds within about twenty minutes, calculations that represent condensation and coalescence accurately in such clouds...- publication PDF
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Diagnostics for near-surface wind response to the Gulf Stream in a regional...
The mechanisms acting on near-surface winds over the Gulf Stream are diagnosed using 5-year outputs of a regional atmospheric model. The diagnostics for the surface-layer...- publication PDF
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First intercalibration of column-averaged methane from the Total Carbon...
We present the first intercalibration of dry-air column-averaged mole fractions of methane (XCH4) retrieved from solar Fourier transform infrared (FTIR) measurements of the...- publication PDF
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Evaluations of upper-level turbulence diagnostics performance using the...
The forecast skill of upper-level turbulence diagnostics is evaluated using available turbulence observations [viz., pilot reports (PIREPs)] over East Asia. The six years...- publication PDF
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Divergent eddy heat fluxes in the Kuroshio Extension at 144°-148°E. Part I:...
The Kuroshio Extension System Study (KESS) provided 16 months of observations to quantify eddy heat flux (EHF) from a mesoscale-resolving array of current- and pressure-equipped...- publication PDF
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Techniques for using MODIS data to remotely sense lake water surface temperatures
This study describes a stepwise methodology used to provide daily high-spatial-resolution water surface temperatures from Moderate Resolution Imaging Spectroradiometer (MODIS)...- publication PDF
