-
A numerical investigation of boundary layer quasi-equilibrium
Despite the large energy input from surface evaporation, the moist static energy (MSE) of the tropical boundary layer remains relatively constant on large spatial and temporal...- publication PDF
-
Impact of aerosol radiative effects on 2000-2010 surface temperatures
Aerosol radiative forcing from direct and indirect effects of aerosols is examined over the recent past (last 10-15 years) using updated sulfate aerosol emissions in two Earth...- publication PDF
-
Supercells and mesocylones in outer rain bands of Hurricane Katrina (2005)
This study documents and describes supercells embedded within the outer rainbands of Hurricane Katrina (2005). Radar reflectivity and velocity data collected on 29 August 2005...- publication PDF
-
Summertime transport pathways from different Northern Hemisphere regions into...
Trace gases and aerosols play an important role in Arctic chemistry and climate. As most Arctic tracers and aerosols are transported from midlatitude source regions, long-range...- publication PDF
-
Assessing impacts of selective logging on water, energy, and carbon budgets a...
Tropical forest degradation from logging, fire, and fragmentation not only alters carbon stocks and carbon fluxes, but also impacts physical land surface properties such as...- publication PDF
-
Observations of upper-tropospheric temperature inversions in the Indian monso...
High-vertical-resolution temperature measurements from GPS radio occultation data show frequent upper-tropospheric inversions over the equatorial Indian Ocean during the summer...- publication PDF
-
On the gravity wave forcing during the southern stratospheric final warming i...
The austral stratospheric final warming date is often predicted with substantial delay in several climate models. This systematic error is generally attributed to insufficient...- publication PDF
-
Orogenic propagating precipitation systems over the United States in a global...
In the lee of major mountain chains worldwide, diurnal physics of organized propagating convection project onto seasonal and climate time scales of the hydrologic cycle, but...- publication PDF
-
Impacts of the Atlantic multidecadal variability on North American summer cli...
The impacts of the Atlantic multidecadal variability (AMV) on summertime North American climate are investigated using three coupled global climate models (CGCMs) in which North...- publication PDF
-
The bow and arrow mesoscale convective structure
The accurate prediction of warm-season convective systems and the heavy rainfall and severe weather associated with them remains a challenge for numerical weather prediction...- publication PDF
-
Laboratory frequency redistribution function for the polarized λ-type three-t...
We present the frequency redistribution function for a polarized three-term atom of the Lambda-type in the collisionless regime, and we specialize it to the case where both the...- publication PDF
-
Transport of carbon dioxide, water vapor, and ozone by turbulence and local c...
Nocturnal land breezes and daytime lake breezes are studied using data collected by the Canadian Twin Otter aircraft and a deck boat which traversed Candle Lake during the...- publication PDF
-
Description of the NCAR Community Atmosphere Model (CAM 5.0)
This report presents the details of the governing equations, physical parameterizations, and numerical algorithms defining the version of the NCAR Community Atmosphere Model...- publication PDF
-
Equatorial signatures of the Pacific Meridional Modes: Dependence on mean cli...
Extratropical atmospheric variability can impact tropical climate in the Pacific sector via the Pacific Meridional Modes (PMMs). The South PMM (SPMM) has a larger equatorial...- publication PDF
-
Precipitation characteristics in eighteen coupled climate models
Monthly and 3-hourly precipitation data from twentieth-century climate simulations by the newest generation of 18 coupled climate system models are analyzed and compared with...- publication PDF
-
Nutrients, Chlorophyll, Primary Production and Realted Biogeochemical Propert...
This technical report provides summary data for nine distinct US JGOFS and international JGOFS sites. Four of these are point-locations where long-term time-series data have...- publication PDF
-
Exploring dimethyl sulfide (DMS) oxidation and implications for global aeroso...
Aerosol indirect radiative forcing (IRF), which characterizes how aerosols alter cloud formation and properties, is very sensitive to the preindustrial (PI) aerosol burden....- publication PDF
-
Error induced by neglecting subgrid chemical segregation due to inefficient t...
We employed direct numerical simulations to estimate the error on chemical calculation in simulations with regional chemical-transport models induced by neglecting subgrid...- publication PDF
-
The physical mechanisms for the sunrise enhancement of equatorial ionospheric...
Satellite and incoherent scatter radar observations have shown frequently a strong enhancement of upward vertical E x B drifts in the equatorial ionospheric F region near...- publication PDF
-
Spatial gradients in geomagnetic storm time currents observed by Swarm Multis...
This paper presents a comprehensive study of geomagnetic storm time currents using magnetic field recorded by multispacecraft polar‐orbiting mission, Swarm. During geomagnetic...- publication PDF