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Phase unlocking and the modulation of tropopause-level trace gas advection...
Open questions about the modulation of near-surface trace gas variability by stratosphere-troposphere tracer transport complicate efforts to identify anthropogenic sources of...- publication PDF
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NCAR GPS Dropsonde Humidity Dry Bias
A dry bias in the RD94, mini dropsonde (NRD94) and Driftsonde MIST sonde humidity measurements has been discovered, which has existed since 2008. This document describes the...- publication PDF
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Impact of electric field variability on Joule heating and thermospheric...
A new quantitative empirical model of the high-latitude forcing of the thermosphere, which is the first empirical model with an electric field variability component consistent...- publication PDF
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Cycles and propagation of deep convection over equatorial Africa
Long-term statistics of organized convection are vital to improved understanding of the hydrologic cycle at various scales. Satellite observations are used to understand the...- publication PDF
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The Decadal Climate Prediction Project (DCPP) contribution to CMIP6
The Decadal Climate Prediction Project (DCPP) is a coordinated multi-model investigation into decadal climate prediction, predictability, and variability. The DCPP makes use of...- publication PDF
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Revisiting parameter sensitivities in the variable infiltration capacity...
Despite the Variable Infiltration Capacity (VIC) model being used for decades in the hydrology community, there are still model parameters whose sensitivities remain unknown....- publication PDF
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Thicker clouds and accelerated Arctic sea ice decline: The atmosphere-sea...
Observations show that increased Arctic cloud cover in the spring is linked with sea ice decline. As the atmosphere and sea ice can influence each other, which one plays the...- publication PDF
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Aquaplanet experiments using CAM's variable-resolution dynamical core
A variable-resolution option has been added within the spectral element (SE) dynamical core of the U.S. Department of Energy (DOE)âNCAR Community Atmosphere Model (CAM). CAM-...- publication PDF
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Differential rotation in solar convective dynamo simulations
We carry out a magneto-hydrodynamic (MHD) simulation of convective dynamo in the rotating solar convective envelope driven by the solar radiative diffusive heat flux. The...- publication PDF
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Survey of coastal U.S. public's perspective on extra tropical - tropical...
This National Oceanic and Atmospheric Administration-funded project aimed to (1) explore and assess the public's awareness and understanding concerning storm surge and currently...- publication PDF
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Ionospheric electrodynamic response to solar flares in September 2017
In this work, the Thermosphere-Ionosphere-Electrodynamics General Circulation Model is used to investigate the responses of ionospheric electrodynamic processes to the solar...- publication PDF
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SPARC Data Initiative: A comparison of ozone climatologies from...
A comprehensive quality assessment of the ozone products from 18 limb-viewing satellite instruments is provided by means of a detailed intercomparison. The ozone climatologies...- publication PDF
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Clear-sky column water vapor retrievals using the Airborne Imaging Microwave...
The brightness temperature measurements from the Airborne Imaging Microwave Radiometer ( AIMR) microwave radiometer 37 GHz and 90 GHz channels are used to determine the column...- publication PDF
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Abrupt increase in Arctic-Subarctic wildfires caused by future permafrost thaw
Unabated 21st-century climate change will accelerate Arctic-Subarctic permafrost thaw which can intensify microbial degradation of carbon-rich soils, methane emissions, and...- publication PDF
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Explicit numerical diffusion in the WRF model
Diffusion that is implicit in the odd-ordered advection schemes in early versions of the Advanced Research core of the Weather Research and Forecasting (WRF) model is sometimes...- publication PDF
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When will the Antarctic ozone hole recover?
The Antarctic ozone hole demonstrates large-scale, man-made affects on our atmosphere. Surface observations now show that human produced ozone-depleting substances (ODSs) are...- publication PDF
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The Weather Research and Forecasting Model: Overview, system efforts, and...
Since its initial release in 2000, the Weather Research and Forecasting (WRF) Model has become one of the world's most widely used numerical weather prediction models. Designed...- publication PDF
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Object-based evaluation of a numerical weather prediction model's...
Traditional pixel-versus-pixel forecast evaluation scores such as the critical success index (CSI) provide a simple way to compare the performances of different forecasts;...- publication PDF
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Interactions between demography and environmental effects are important...
Climate change will affect the population dynamics of many species, yet the consequences for the long-term persistence of populations are poorly understood. A major reason for...- publication PDF
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Estimating the impacts of radiation belt electrons on atmospheric chemistry...
This study considers the impact of electron precipitation from Earth's radiation belts on atmospheric composition using observations from the NASA Van Allen Probes and NSF...- publication PDF
