Zobrazeno 1 - 10
of 40
pro vyhledávání: '"G. J. Frost"'
Autor:
L. Pan, P. S. Bhattacharjee, L. Zhang, R. Montuoro, B. Baker, J. McQueen, G. A. Grell, S. A. McKeen, S. Kondragunta, X. Zhang, G. J. Frost, F. Yang, I. Stajner
Publikováno v:
Geoscientific Model Development, Vol 17, Pp 431-447 (2024)
In September 2020, a global aerosol forecasting model was implemented as an ensemble member of the National Oceanic and Atmospheric Administration (NOAA) National Centers for Environmental Prediction (NCEP) Global Ensemble Forecasting System (GEFS) v
Externí odkaz:
https://doaj.org/article/fb8407ed7c3a4032afff4bd8fe1ebc57
Autor:
L. Zhang, R. Montuoro, S. A. McKeen, B. Baker, P. S. Bhattacharjee, G. A. Grell, J. Henderson, L. Pan, G. J. Frost, J. McQueen, R. Saylor, H. Li, R. Ahmadov, J. Wang, I. Stajner, S. Kondragunta, X. Zhang, F. Li
Publikováno v:
Geoscientific Model Development, Vol 15, Pp 5337-5369 (2022)
The National Oceanic and Atmospheric Administration (NOAA)'s National Weather Service (NWS) is on its way to deploying various operational prediction applications using the Unified Forecast System (https://ufscommunity.org/, last access: 18 June 2022
Externí odkaz:
https://doaj.org/article/f277f2dc009e4f5e8840572b6eebed9e
Autor:
R. Ahmadov, S. McKeen, M. Trainer, R. Banta, A. Brewer, S. Brown, P. M. Edwards, J. A. de Gouw, G. J. Frost, J. Gilman, D. Helmig, B. Johnson, A. Karion, A. Koss, A. Langford, B. Lerner, J. Olson, S. Oltmans, J. Peischl, G. Pétron, Y. Pichugina, J. M. Roberts, T. Ryerson, R. Schnell, C. Senff, C. Sweeney, C. Thompson, P. R. Veres, C. Warneke, R. Wild, E. J. Williams, B. Yuan, R. Zamora
Publikováno v:
Atmospheric Chemistry and Physics, Vol 15, Iss 1, Pp 411-429 (2015)
Recent increases in oil and natural gas (NG) production throughout the western US have come with scientific and public interest in emission rates, air quality and climate impacts related to this industry. This study uses a regional-scale air quality
Externí odkaz:
https://doaj.org/article/9eb42304a3f846e29a810c81e980461c
Autor:
J. Brioude, W. M. Angevine, R. Ahmadov, S.-W. Kim, S. Evan, S. A. McKeen, E.-Y. Hsie, G. J. Frost, J. A. Neuman, I. B. Pollack, J. Peischl, T. B. Ryerson, J. Holloway, S. S. Brown, J. B. Nowak, J. M. Roberts, S. C. Wofsy, G. W. Santoni, T. Oda, M. Trainer
Publikováno v:
Atmospheric Chemistry and Physics, Vol 13, Iss 7, Pp 3661-3677 (2013)
We present top-down estimates of anthropogenic CO, NOx and CO2 surface fluxes at mesoscale using a Lagrangian model in combination with three different WRF model configurations, driven by data from aircraft flights during the CALNEX campaign in south
Externí odkaz:
https://doaj.org/article/6d0daa45deb840c786864817e3443f4b
Autor:
D. D. Parrish, T. B. Ryerson, J. Mellqvist, J. Johansson, A. Fried, D. Richter, J. G. Walega, R. A. Washenfelder, J. A. de Gouw, J. Peischl, K. C. Aikin, S. A. McKeen, G. J. Frost, F. C. Fehsenfeld, S. C. Herndon
Publikováno v:
Atmospheric Chemistry and Physics, Vol 12, Iss 7, Pp 3273-3288 (2012)
We evaluate the rates of secondary production and primary emission of formaldehyde (CH2O) from petrochemical industrial facilities and on-road vehicles in the Houston Texas region. This evaluation is based upon ambient measurements collected during f
Externí odkaz:
https://doaj.org/article/b6ef1974e0c3417799b5a012576b02d6
Autor:
T. Ryerson, S. te Lintel Hekkert, D. Richter, C. Rivera, J. Peischl, J. Mellqvist, A. Hilboll, J. Gleason, A. Fried, J. de Gouw, J. P. Burrows, K. F. Boersma, J. Brioude, L. Bianco, E. Atlas, A. Richter, W. M. Angevine, M. Trainer, S.-H. Lee, G. J. Frost, S. A. McKeen, S.-W. Kim, J. Walega, C. Warneke, P. Weibring, E. Williams
Publikováno v:
Atmospheric Chemistry and Physics, Vol 11, Iss 22, Pp 11361-11386 (2011)
Satellite and aircraft observations made during the 2006 Texas Air Quality Study (TexAQS) detected strong urban, industrial and power plant plumes in Texas. We simulated these plumes using the Weather Research and Forecasting-Chemistry (WRF-Chem) mod
Externí odkaz:
https://doaj.org/article/ad965f66242746aba68022320d81f18d
Publikováno v:
Atmospheric Measurement Techniques, Vol 4, Iss 9, Pp 1805-1820 (2011)
The retrieval of tropospheric columns of NO2 and other trace gases from satellite observations of backscattered solar radiation relies on the use of accurate a priori information. The spatial resolution of current space sensors is often significantly
Externí odkaz:
https://doaj.org/article/4bed88cdb8cd42a5838cc9b77de17e41
Autor:
S.-H. Lee, S.-W. Kim, M. Trainer, G. J. Frost, S. A. McKeen, O. R. Cooper, F. Flocke, J. S. Holloway, J. A. Neuman, T. Ryerson, C. J. Senff, A. L. Swanson, A. M. Thompson
Publikováno v:
Atmospheric Chemistry and Physics, Vol 11, Iss 14, Pp 7375-7397 (2011)
Transport and chemical transformation of well-defined New York City (NYC) urban plumes over the North Atlantic Ocean were studied using aircraft measurements collected on 20–21 July 2004 during the ICARTT (International Consortium for Atmospheric R
Externí odkaz:
https://doaj.org/article/86ad1d34fed843e782c23621613071d9
Autor:
R. Sommariva, S. S. Brown, J. M. Roberts, D. M. Brookes, A. E. Parker, P. S. Monks, T. S. Bates, D. Bon, J. A. de Gouw, G. J. Frost, J. B. Gilman, P. D. Goldan, S. C. Herndon, W. C. Kuster, B. M. Lerner, H. D. Osthoff, S. C. Tucker, C. Warneke, E. J. Williams, M. S. Zahniser
Publikováno v:
Atmospheric Chemistry and Physics, Vol 11, Iss 6, Pp 2471-2485 (2011)
During the Texas Air Quality Study II (TexAQS 2006) campaign, a PEroxy Radical Chemical Amplifier (PERCA) was deployed on the NOAA research vessel R/V Brown to measure total peroxy radicals (HO2+Σ RO2). Day-time mixing ratios of HO2+Σ RO2 between 2
Externí odkaz:
https://doaj.org/article/b6777a35d8544fe29dee1adfeb3580f9
Autor:
E.-Y. Hsie, G. J. Frost, S. A. McKeen, E. Prins, P. Minnis, J.K. Ayers, D. Kowal, M. Trainer, S. R. Freitas, G. Feingold, O. R. Cooper, J. Brioude
Publikováno v:
Atmospheric Chemistry and Physics, Vol 9, Iss 22, Pp 8841-8856 (2009)
Aerosol-cloud interactions are considered to be one of the most important and least known forcings in the climate system. Biomass burning aerosols are of special interest due to their radiative impact (direct and indirect effect) and their potential
Externí odkaz:
https://doaj.org/article/1c02d39367694307834776e8086c8179