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Anthropogenic forcing of the Northern Annular Mode in CCMVal-2 models
We address the question of how ozone and long-lived greenhouse gas changes impact the Northern Annular Mode (NAM). Using reanalyses and results from the Chemistry-Climate Model...- publication PDF
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Raspy-Cal: A genetic algorithm-based automatic calibration tool for HEC-RAS...
While automatic calibration programs exist for many hydraulic models, no user-friendly and broadly reusable automatic calibration system currently exists for steady-state HEC-...- publication PDF
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Robust multiyear climate impacts of volcanic eruptions in decadal prediction systems
Major tropical volcanic eruptions have a large impact on climate, but there have only been three major eruptions during the recent relatively well-observed period. Models are...- publication PDF
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Structure of offshore flow
The horizontal and vertical structure of the mean flow and turbulent fluxes are examined using aircraft observations taken near a barrier island on the east coast of the United...- publication PDF
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Round-Robin Cold Brittleness Tests of Balloon Films
This report is part of a series prepared for the Materials Research Project of the NCAR Scientific Balloon Facility in order to extend the reliability and capabilities of...- publication PDF
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Observation of road salt aerosol driving inland wintertime atmospheric...
Inland sources of particulate chloride for atmospheric nitryl chloride (ClNO2) formation remain unknown and unquantified, hindering air quality assessments. Globally each...- publication PDF
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Horizontal dispersion of buoyant materials in the ocean surface boundary layer
The horizontal dispersion of materials with a constant rising speed under the exclusive influence of ocean surface boundary layer (OSBL) flows is investigated using both three-...- publication PDF
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Parameterization of monoenergetic electron impact ionization
We report a new parameterization of ionization in the Earth's atmosphere by isotropically precipitating monoenergetic (100 eV to 1 MeV) electrons. This new parameterization is...- publication PDF
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Last Glacial Maximum (LGM) climate forcing and ocean dynamical feedback and...
Equilibrium climate sensitivity (ECS) has been directly estimated using reconstructions of past climates that are different than today's. A challenge to this approach is that...- publication PDF
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Chasing snowstorms: The investigation of microphysics and precipitation for...
The Investigation of Microphysics and Precipitation for Atlantic Coast-Threatening Snowstorms (IMPACTS) is a NASA-sponsored field campaign to study wintertime snowstorms...- publication PDF
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Spatial patterns of wet season precipitation vertical gradients on the...
The Tibetan Plateau and the surrounding (TPS) with its vast land mass and high elevation affects regional climate and weather. The TPS is also the headwater of 9 major Asian...- publication PDF
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Evaluating simulated primary anthropogenic and biomass burning organic...
Simulated primary organic aerosols (POA), as well as other particulates and trace gases, in the vicinity of Mexico City are evaluated using measurements collected during the...- publication PDF
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Forecasting skill of model averages
Given a collection of science-based computational models that all estimate states of the same environmental system, we compare the forecast skill of the average of the...- publication PDF
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A Lagrangian study of tidal advection of mesospheric water vapor
Previous studies have demonstrated that the diurnal variability of mesospheric water vapor involves a non-linear interplay between dynamics, photochemistry, and catalytic...- publication PDF
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The Model Evaluation Tools (MET): More than a decade of community-supported...
Forecast verification and evaluation is a critical aspect of forecast development and improvement, day-to-day forecasting, and the interpretation and application of forecasts....- publication PDF
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Projected changes in Arctic Ocean freshwater budgets
Arctic Ocean freshwater budgets are examined from 10 models participating in the Intergovernmental Panel on Climate Change Fourth Assessment Report. This includes an analysis of...- publication PDF
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Snow depth mapping from stereo satellite imagery in mountainous terrain:...
Accurate knowledge of snow depth distributions in mountain catchments is critical for applications in hydrology and ecology. Recently, a method was proposed to map snow depth at...- publication PDF
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Wind Tunnel and Field Investigations of Shapes for Balloon Shelters
This report discusses the results of a series of wind tunnel and field tests performed in support of a program to develop a balloon inflation and launch shelter. The study...- publication PDF
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Modeling microphysical effects of entrainment in clouds observed during...
This paper discusses aircraft observations and large-eddy simulation (LES) modeling of 15 May 2008, North Sea boundary-layer clouds from the EUCAARI-IMPACT field campaign. These...- publication PDF
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HESS Opinions: The need for process-based evaluation of large-domain...
A meta-analysis on 192 peer-reviewed articles reporting on applications of the variable infiltration capacity (VIC) model in a distributed way reveals that the spatial...- publication PDF
