Via Bob Collins at MPR, here’s a chart showing fine particle pollution in air for July 4th compared to an average control day:
Particulate matter is an easy thing to forget about unless it’s not.
For other great 4th of July content, check out some of the fine streets.mn 4th of July stories from past years…
The background level might be higher this year due to Canadian wildfires. Areas of northwestern Minnesota currently have the worst air quality in the state because of that. If you’ve been smelling something burning lately, it’s quite possibly Canada.
Best Canada tagline ever.
It’s actually Canada’s terrorist attack on the US but it’s so discrete that no one really knows yet.
It’s causing some really interesting sunsets though. Everything gets that golden sunset hue earlier in the day, and as the sun gets lower it turns a very deep red-orange.