搜索结果: 1-15 共查到“大气化学 Air quality”相关记录24条 . 查询时间(0.17 秒)
Unexpected wildfire emissions impact air quality worldwide（图）
Unexpected wildfire emissionst air quality worldwide
2020/10/30
In lab studies of wildfire, nitrous acid seems to be a minor actor, often underrepresented in atmospheric models. But in the real-world atmosphere during wildfires, the chemical plays a leading role.I...
Twelve-month, 12 km resolution North American WRF-Chem v3.4 air quality simulation: performance evaluation
Horizontal resolution the simulation of the air pollution in the chemical chemical transfer mode the mechanism of atmospheric chemistry modal aerosol dynamics model
2015/5/18
We present results from and evaluate the performance of a 12-month, 12 km horizontal resolution year 2005 air pollution simulation for the contiguous United States using the WRF-Chem (Weather Research...
Evaluation of dust and trace metal estimates from the Community Multiscale Air Quality (CMAQ) model version 5.0
Evaluation of dust trace metal estimates
2014/12/12
The Community Multiscale Air Quality (CMAQ)
model is a state-of-the-science air quality model that simulates the emission, transformation, transport, and fate of the
many different air pollutant spe...
Modeling natural emissions in the Community Multiscale Air Quality (CMAQ) model – Part 2: Modifications for simulating natural emissions
natural emissions the Community Multiscale Air Quality (CMAQ) model
2011/1/19
The Community Multiscale Air Quality (CMAQ) model version 4.6 has been revised with regard to the representation of chlorine (HCl, ClNO2) and sulfur (dimethylsulfide, or DMS, and H2S), and evaluated a...
Evaluation of a regional air quality forecast model for tropospheric NO2 columns using the OMI/Aura satellite tropospheric NO2 product
a regional air quality forecast model tropospheric NO2 columns the OMI/Aura satellite tropospheric NO2 product
2010/9/21
Results from a regional air quality forecast model, AIRPACT-3, are compared to OMI tropospheric NO2 integrated column densities for an 18 month period over the Pacific Northwest. AIRPACT column densit...
Air quality during the 2008 Beijing Olympics: secondary pollutants and regional impact
Air quality the 2008 Beijing Olympics secondary pollutants regional impact
2010/8/25
This paper presents the first results of the measurements of trace gases and aerosols at three surface sites in and outside Beijing before and during the 2008 Olympics. The official air pollution inde...
Impact of Mexico City emissions on regional air quality from MOZART-4 simulations
Mexico City emissions regional air quality MOZART-4 simulations
2010/8/16
An extensive set of measurements was made in and around Mexico City as part of the MILAGRO (Megacity Initiative: Local and Global Research Observations) experiments in March 2006. Simulations with the...
Modeling natural emissions in the Community Multiscale Air Quality (CMAQ) Model–I: building an emissions data base
Community Multiscale Air Quality an emissions data base
2010/8/13
A natural emissions inventory for the continental United States and surrounding territories is needed in order to use the US Environmental Protection Agency Community Multiscale Air Quality (CMAQ) Mod...
Eta-CMAQ air quality forecasts for O3 and related species using three different photochemical mechanisms (CB4, CB05, SAPRC-99): comparisons with measurements during the 2004 ICARTT study
Eta-CMAQ air quality forecasts three different photochemical mechanisms the 2004 ICARTT study
2010/8/12
A critical module of air quality models is the photochemical mechanism. In this study, the impact of the three photochemical mechanisms (CB4, CB05, SAPRC-99) on the Eta-Community Multiscale Air Qualit...
Modelling the impacts of ammonia emissions reductions on North American air quality
ammonia emissions reductions North American air quality
2009/10/9
A unified regional air-quality modelling system (AURAMS) was used to investigate the effects of reductions in ammonia emissions on regional air quality, with a focus on particulate-matter formation. T...
Inverse modeling and mapping US air quality influences of inorganic PM2.5 precursor emissions using the adjoint of GEOS-Chem
US air quality influences inorganic PM2.5 precursor emissions GEOS-Chem
2009/8/25
Influences of specific sources of inorganic PM2.5 on peak and ambient aerosol concentrations in the US are evaluated using a combination of inverse modeling and sensitivity analysis. First, sulfate an...
Ozone air quality during the 2008 Beijing Olympics: effectiveness of emission restrictions
Ozone air quality 2008 Beijing Olympics effectiveness emission restrictions
2009/8/7
A series of aggressive measures was launched by the Chinese government to reduce pollutant emissions from Beijing and surrounding areas during the Olympic Games. Observations at Miyun, a rural site 10...
Introduction: European Integrated Project on Aerosol Cloud Climate and Air Quality nteractions (EUCAARI) – integrating aerosol research from nano to global scales
EUCAARI integrating aerosol research nano global scales
2009/5/6
The European Aerosol Cloud Climate and Air Quality Interactions project EUCAARI is an EU Research Framework 6 integrated project focusing on understanding the interactions of climate and air pollution...
Quantification of the impact of climate uncertainty on regional air quality
Quantification climate uncertainty regional air quality
2009/3/13
Uncertainties in calculated impacts of climate forecasts on future regional air quality are investigated using downscaled MM5 meteorological fields from the NASA GISS and MIT IGSM global models and th...
Emission scenarios for air quality management and applications at local and regional scales including the effects of the future European emission regulation (2015) for the upper Rhine valley
air quality management regional scales future European emission regulation upper Rhine valley
2009/2/8
Air quality modeling associated with emission scenarios has become an important tool for air quality management. The set-up of realistic emission scenarios requires accurate emission inventories inclu...