Maps & Graphics
Summer and winter visibility observations (for relative humidities less than 80%) for the period 1951 to 1993 in North America
Summer and winter visibility observations (for relative humidities less than 80%) for the period 1951 to 1993 in North America
Published: 2007-11-20
Sources: Hoff, R.M., 1994. Recent developments in visibility research in Canada. Air and Waste Management Association, Cincinnati, Ohio, Paper 94-MP3.06. (AAR Figure 9.18)
Region: geonameric
Edited_by: [email protected]
Cartographer / Designer: Graphical production: Philippe Rekacewicz and Emmanuelle Bournay (GRID-Arendal)