6 ms·
All of the US cities in the North America top 50 are rural CA cities. I have to assume that their over all badness last year was due to the fires.
by morgosmaci 8y ago
All of the US cities in the North America top 50 are rural CA cities. I have to assume that their over all badness last year was due to the fires.
- mturmon 8y agoTheir monitoring in CA appears to be a lot denser than in (say) the midwestern US. In general, agriculture creates a lot of dust. You can certainly see some hot spots in their CA data due to fires, e.g. the PM2.5 of 200+ in Paradise, CA.
- codyb 8y agoI think it’s actually the agricultural centers. When I visited NAPA valley when I was younger you could see the smog blanketing the area. Not sure what exactly smogs up the air so foully there from the agricultural production but it seems to be a large contributor.