yes

And it will be overturned quickly!

PS…on this topic see:

https://www.usatoday.com/story/opinion/2019/11/25/trump-epa-science-limits-would-increase-pollution-deaths-column/4192039002/

Here’s a comment on the limits to relying on causal evidence for the simpler question of relating behavioral measures to COVID-19 transmission: https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.ED000149/full

Thank you, Peter. It is midnight here so I’m going to sign off :).

There is a daily standard it's 35 ug/m^3

Not just the west: when farmers burn the sugar cane fields in Louisiana, visibility in Houston dropped to less than 1/4 mile and the cars were covered in PM. I've not seen any epi data, but I'm sure it was difficult for breathing.

Two new SAB members who are EPP-related:

John Graham as Chair and Bob Han as member

Hahn