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University of North Carolina at Chapel Hill
Carolina Environmental Programs
Emissions and meteorological Aspects of the 2001 ICAP Simulation
Adel Hanna, Jeff Vukovich, Aijun Xiu, Kiran Alapaty, and Andy Holland
Carolina Environmental Program
University of North Carolina
University of North Carolina at Chapel Hill
Carolina Environmental Programs
ICAP Modeling and Analysis Components
Develop meteorological and emissions data for modeling trans-Pacific and trans-Atlantic pollutants transport
Apply global chemistry-transport models and develop an interface for Regional modeling nesting using CMAQ
Apply global chemistry-radiation-climate models to assess the linkage of air pollution to regional climate
Analyze and evaluate the model results using surface-based, aircraft and satellite observations
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Focus of this Presentation
Metrological Modeling Pacific Domain Emissions (Pacific and Atlantic domains)
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Meteorological Model Configuration
MM5 version 3.6 23 vertical layers (collapsed to 16 MCIP/CMAQ
layers) Lambert Conformal projection Horizontal Resolution 108km USGS land use data, ECMWF TOGA, surface
and rawinsonde observations Nudging Model Physics (PX scheme, Kuo scheme)
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Water vapor Mixing ratio
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Wind speed and direction
University of North Carolina at Chapel Hill
Carolina Environmental Programs
ICAP Emissions Overview: Trans-Pacific and Trans-Atlantic
October 2004
Jeffrey M. Vukovich, UNC-CH CEPjeff_vukovich@unc.edu
University of North Carolina at Chapel Hill
Carolina Environmental Programs
North America NEI 1999 v1 point, area, nonroad and mobile 1992 Offshore (Gulf of Mexico) point source data Used BRAVO Mexican 1999 inventory databases
available 1995 Canadian point, area, nonroad and mobile
source inventory (source Env. Canada) Includes point, area/nonroad and onroad sources Includes continuously emitted volcanos
University of North Carolina at Chapel Hill
Carolina Environmental Programs
N. America: SMOKE processing SMOKE-BEIS3 for most of N. America; GEIA
biogenic inventory used elsewhere (hourly variation)
Use SMOKE to speciate pollutants for the CB-IV with PM
Performed plume rise on all sources with stack height > 40m using SMOKE and MCIP data
Use SMOKE to temporal allocate using monthly, weekly and diurnal profiles
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Asian Inventory Input Data Consisted 10 different anthropogenic components:
– Aviation
– Biomass burning
– Domestic biofuels
– Domestic fossil fuels
– Industry
– Other
– Point sources
– Power
– Shipping
– Transportation
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Asian Inventory Input Data cont’
Data contains CB-IV with PM species Assign weekly and hourly profiles based on N. American
examples GEIA used for biogenic emissions for Asia and Pacific
including Hawaii and Alaska Includes steel and iron mills and other “large” pt sources Volcanoes supplied by Dr. Woo and additional continuous
emitting volcanoes from GEIA Used 16-layer MCIP data to vertically allocate point sources
and temporally allocate biogenic emissions Simple dust model using MCIP data used to generate crude
estimates of fine and coarse dust particles (also applied in N. America)
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Future year scenarios
Two future year scenarios (A1B and B1) generated for year 2030 using projection factors obtained from Dr. Streets.
Gridded projection factors used to multiply 2001 ICAP Trans-Pacific emissions to generate CMAQ-ready emissions for both 2030 scenarios
University of North Carolina at Chapel Hill
Carolina Environmental Programs
Trans-Atlantic: Europe EI Consisted 8 different anthropogenic
components:– Aviation– Biomass burning– Domestic fuels– Industry– Other– Power– Shipping– Transportation
GEIA used for biogenic emissions for Europe/Asia
Continuous emitting volcanoes from GEIA
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