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Global satellite data highlights the diurnal asymmetry of the surface...
Uncertainties remain about the spatial pattern and magnitude of the biophysical effects of deforestation. In particular, a diurnal asymmetry in the magnitude and sign of the...- publication PDF
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Experimental, observational, and numerical research on intentional and...
Since the discovery of the dry ice and silver iodide effects on clouds by Shaefer and Vonnegut in the late 1940s and early 1950s, artificial weather modification operations that...- publication PDF
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GPS profiling of the lower troposphere from space: Inversion and...
Global Positioning System (GPS) radio occultation (RO) is a space-borne remote sensing technique providing accurate, all-weather, high vertical resolution atmospheric...- publication PDF
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Description of NCAR Community Climate Model (CCM0B)
This report presents the details of the governing equations, physical parameterizations and numerical algorithms defining the version of the NCAR Community Climate Model...- publication PDF
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Averaging kernel prediction from atmospheric and surface state parameters...
A current obstacle to the observation system simulation experiments (OSSEs) used to quantify the potential performance of future atmospheric composition remote sensing systems...- publication PDF
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Analysis of the variability of canopy resistance over a desert steppe site...
Canopy resistance substantially affects the partitioning of available energy over vegetated surfaces. This study analyzed the variability of canopy resistance and associated...- publication PDF
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Evaluating lidar-radar microphysics retrieval using in situ measurements
This study reports on a comparison between in situ and combined lidar and radar measurements of extinction and ice water content in ice clouds. The main goal of this exercise is...- publication PDF
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Wave activity in the tropical tropopause layer in seven reanalysis and four...
Sub-seasonal variability including equatorial waves significantly influence the dehydration and transport processes in the tropical tropopause layer (TTL). This study...- publication PDF
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The global context of solar activity during the Whole Heliosphere Interval campaign
The Whole Heliosphere Interval (WHI) was an international observing and modeling effort to characterize the 3-D interconnected "heliophysical" system during this solar minimum,...- publication PDF
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Evaluating global warming potentials with historical temperature
Global Warming Potentials (GWPs) are evaluated with historical temperature by applying them to convert historical CH₄ and N₂O emissions to equivalent CO₂ emissions. Our GWP...- publication PDF
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Simulation of electric field and current during the 11 June 1993 disturbance...
The ionospheric disturbance dynamo signature in geomagnetic variations is investigated using the National Center for Atmospheric Research Thermosphere-Ionosphere-Electrodynamics...- publication PDF
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The Community Earth System Model: A framework for collaborative research
The Community Earth System Model (CESM) is a flexible and extensible community tool used to investigate a diverse set of Earth system interactions across multiple time and space...- publication PDF
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Assessing the ability of zonal δ18O contrast in benthic foraminifera to...
delta O-18 in foraminifera (delta O-18(c)) is a useful proxy for density, and the strength of the Atlantic Meridional Overturning Circulation (AMOC) can be reconstructed by the...- publication PDF
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Modeled IMF By effects on the polar ionosphere and thermosphere coupling
There is still an inadequate understanding of how the interplanetary magnetic field (IMF) east-west component (B-y) affects thermospheric composition, and other ionospheric and...- publication PDF
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Investigation of the interhemispheric asymmetry in reverse convection near...
The reverse convection potential under northward interplanetary magnetic field (IMF) is significantly larger in the summer ionosphere than in the winter. In this study, we use...- publication PDF
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Effect of the Atlantic hurricanes on the oceanic meridional overturning...
Hurricanes have traditionally been perceived as intense but relatively small scale phenomena, with little effect on the large scale climate system. However, recent evidence has...- publication PDF
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Nonlinear impacts of surface exchange coefficient uncertainty on tropical...
Tropical cyclone maximum intensity is believed to result from a balance between the surface friction, which removes energy, and a temperature/moisture (enthalpy) difference...- publication PDF
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Mass balance and hydrological modeling of the Hardangerjøkulen ice cap in...
A detailed, physically based, one dimensional column snowpack model (Crocus) has been incorporated into the hydrological model, Weather Research and Forecasting (WRF)-Hydro, to...- publication PDF
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Aspen Global Change Institute: 25 Years of Interdisciplinary Global Change Science
Global Global environmental changes, such as climate change, result from the interaction of human and natural systems. Understanding these changes and options for addressing...- publication PDF
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Trigonal ice crystals in Earth's atmosphere
We are all familiar with the hexagonal shape of snow and ice crystals, and it is well established that their sixfold symmetry is derived from the arrangement of water molecules...- publication PDF
