This series includes full color pictures of how odor/scent possibly presents in a valley wind situation. This is very useful for visual representation of when the shifts take place throughout the different times of day.  These graphics are applicable for urban settings where buildings, parks and roadways mimic natural settings. 

Includes:
.jpg compilation with descriptions of each graphic
18" x 20" Poster (.pdf)
Individual color graphics of 8 pictures
 
Graphics are based on illustrations from Defant, F., "Local Winds" in Malone, T.F., ed., Compendium of Meterology. Boston: American Meterological Socienty. 1951. 
 
This is a digital download in a zip file.