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CO2 increase experiments using the CESM: Relationship to climate sensitivity...
We examine the response of the Community Earth System Model Versions 1 and 2 (CESM1 and CESM2) to abrupt quadrupling of atmospheric CO2 concentrations (4xCO2) and to 1% annually...- publication PDF
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Soil organic carbon models need independent time-series validation for...
Numerical models are crucial to understand and/or predict past and future soil organic carbon dynamics. For those models aiming at prediction, validation is a critical step to...- publication PDF
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The tropical tropopause layer 1960-2100
The representation of the Tropical Tropopause Layer (TTL) in 13 different Chemistry Climate Models (CCMs) designed to represent the stratosphere is analyzed. Simulations for...- publication PDF
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Variability of subtropical upper tropospheric humidity
Analysis of Atmospheric Infrared Sounder (AIRS) measurements for five years shows significant longitudinal variations in the winter subtropical upper tropospheric relative...- publication PDF
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An aircraft wetland inundation experiment using GNSS reflectometry
In early May of 2017, a flight campaign was conducted over Caddo Lake, Texas, to test the ability of Global Navigation Satellite System-Reflectometry (GNSS-R) to detect water...- publication PDF
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A unified approach for process-based hydrologic modeling: 1. Modeling concept
This work advances a unified approach to process-based hydrologic modeling to enable controlled and systematic evaluation of multiple model representations (hypotheses) of...- publication PDF
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Potential climate impact of black carbon emitted by rockets
A new type of hydrocarbon rocket engine is expected to power a fleet of suborbital rockets for commercial and scientific purposes in coming decades. A global climate model...- publication PDF
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Diagnosing scale-dependent energy cycles in a high-resolution isopycnal ocean model
Energy exchanges between large-scale ocean currents and mesoscale eddies play an important role in setting the large-scale ocean circulation but are not fully captured in...- publication PDF
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Nonmigrating tidal variability in the SABER/TIMED mesospheric ozone
This paper presents for the first time evidence showing nonmigrating tidal variations in the mesospheric ozone (O₃) derived from the Sounding of the Atmosphere using Broadband...- publication PDF
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Seasonal Modulation of Dissolved Oxygen in the Equatorial Pacific by...
Tropical instability vortices (TIVs) have a major influence on the physics and biogeochemistry of the equatorial Pacific. Using an eddy-resolving configuration of the Community...- publication PDF
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Probabilistic climate change projections for CO2 stabilization profiles
Probabilistic projections of future climate change for a range of CO2 stabilization profiles intended for the Fourth Assessment Report of the Intergovernmental Panel on Climate...- publication PDF
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A community forum for evaluation and use of seasonal forecasts of the North...
The North American Monsoon (NAM) system is an annual weather pattern that brings summer rains to the dry regions of the United States southwest and northwestern Mexico. Broader...- publication PDF
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Variability in the mechanisms controlling Southern Ocean phytoplankton bloom...
A coupled global numerical simulation (conducted with the Community Earth System Model) is used in conjunction with satellite remote sensing observations to examine the role of...- publication PDF
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Identification and quantification of particle growth channels during new...
Atmospheric new particle formation (NPF) is a key source of ambient ultrafine particles that may contribute substantially to the global production of cloud condensation nuclei...- publication PDF
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A modeling study of the effects of aerosols on clouds and precipitation over...
The National Center for Atmospheric Research Community Atmosphere Model (version 3.5) coupled with the Morrison–Gettelman two-moment cloud microphysics scheme is employed to...- publication PDF
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Evaluation of a data assimilation system for land surface models using CLM4.5
The magnitude and persistence of land carbon (C) pools influence long-term climate feedbacks. Interactive ecological processes influence land C pools and our understanding of...- publication PDF
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The mid-1970s climate shift in the Pacific and the relative roles of forced...
A significant shift from cooler to warmer tropical Pacific sea surface temperatures (SSTs), part of a pattern of basinwide SST anomalies involved with a transition to the...- publication PDF
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Assimilation of NASA's Airborne Snow Observatory snow measurements for...
The NASA LIS/WRF-Hydro system is a coupled modeling framework that combines the modeling and data assimilation (DA) capabilities of the NASA Land Information System (LIS) with...- publication PDF
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Polar thermospheric winds and temperature observed by Fabry-Perot...
Upper atmospheric neutral winds and temperature have been observed by the Fabry-Perot interferometer (FPI) which was installed at Jang Bogo Station (JBS), Antarctica, in 2014....- publication PDF
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Evaluating the interplay between biophysical processes and leaf area changes...
Land Surface Models (LSMs) are essential to reproduce biophysical processes modulated by vegetation and to predict the future evolution of the land-climate system. To assess the...- publication PDF