Please credit information used, and send comments and critiques. World Watch Magazine Vol.
Small exposures cause shortness of breath and decreased alertness.
He puts in 1600 hours to travel 7500 miles- less than 5 mph. Dept. of Transp. Particular care is required to avoid exposure of young children to high levels of pollution. Federal and provincial air monitoring figures show that Edmonton's air exceeded the 8 hour Maximum Acceptable Level for carbon monoxide 16 times between 1983 and 1988. Twelve of those times were in the last 2 years of that period.