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Air and Waste Management Association Professional Development Course AIR-257: Satellite Detection of Aerosols Issues and Opportunities Fraction of Days Retrieved  0 100 20 40 60 80
Syllabus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Scientific Challenge: Description of PM ,[object Object],[object Object],[object Object],Particulate matter is complex because of its multi-dimensionality It takes at leas 8 independent dimensions to describe the PM concentration pattern Dimension  Abbr. Data Sources Spatial dimensions X, Y Satellites, dense networks Height Z Lidar, soundings Time T Continuous monitoring Particle size D Size-segregated sampling Particle Composition C Speciated analysis Particle Shape/Form F Microscopy Ext/Internal Mixture M Microscopy
Satellite Data Issue:  Bright Surface (Cloud, Snow, Desert) ,[object Object],[object Object],[object Object]
Spring Summer Autumn Winter % Fraction of aerosol retrievals – MODIS 2001 (March  - May 2001) (June - August  2001) (September - November 2001) (December 2000 - January 2001) Kaufman, 2002 20% (winter)-70%(summer) 0 100 20 40 60 80
Vertical Distribution Aerosol ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
July 2020 Quebec Smoke Event  ,[object Object],–   ,[object Object],[object Object]
Remote sensing of Aerosol  Open questions : - Where does aerosol begin and cloud ends?    - Does aerosol in cloud free area represent the aerosol that interacts with clouds?    - How to handle the spatial and temporal variability of aerosol properties? ” Toxic  trucks” Washington Post 11/19/00 “ Trouble in the greenhouse” Nature, Sept., 2000 Haze layer Haze layer Clean atmosphere Y. Kaufman, 2002
Retrieved Optical Depth 2000.08.15
 
Information ‘Refinery’ Value Chain  (Taylor, 1975) Organizing Grouping Classifying Formatting Displaying Analyzing Separating Evaluating Interpreting Synthesizing   Judging  Options  Quality Advantages Disadvantages Deciding  Matching goals, Compromising Bargaining  Deciding e.g. CIRA VIEWS e.g. Langley IDEA RAW System e.g. WG Summary Rpt e.g. RPO Manager Informing Knowledge Action Productive Knowledge Information Data
Future Observation and Information Systems
Question to Class Participants: (Exam!   ) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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2004-10-14 AIR-257: Satellite Detection of Aerosols Issues and Opportunities

  • 1. Air and Waste Management Association Professional Development Course AIR-257: Satellite Detection of Aerosols Issues and Opportunities Fraction of Days Retrieved 0 100 20 40 60 80
  • 2.
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  • 4.
  • 5. Spring Summer Autumn Winter % Fraction of aerosol retrievals – MODIS 2001 (March - May 2001) (June - August 2001) (September - November 2001) (December 2000 - January 2001) Kaufman, 2002 20% (winter)-70%(summer) 0 100 20 40 60 80
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  • 8. Remote sensing of Aerosol Open questions : - Where does aerosol begin and cloud ends? - Does aerosol in cloud free area represent the aerosol that interacts with clouds? - How to handle the spatial and temporal variability of aerosol properties? ” Toxic trucks” Washington Post 11/19/00 “ Trouble in the greenhouse” Nature, Sept., 2000 Haze layer Haze layer Clean atmosphere Y. Kaufman, 2002
  • 10.  
  • 11. Information ‘Refinery’ Value Chain (Taylor, 1975) Organizing Grouping Classifying Formatting Displaying Analyzing Separating Evaluating Interpreting Synthesizing Judging Options Quality Advantages Disadvantages Deciding Matching goals, Compromising Bargaining Deciding e.g. CIRA VIEWS e.g. Langley IDEA RAW System e.g. WG Summary Rpt e.g. RPO Manager Informing Knowledge Action Productive Knowledge Information Data
  • 12. Future Observation and Information Systems
  • 13.