News: Air filters create huge rise in test scores

https://www.vox.com/2020/1/8/21051869/indoor-air-pollution-student-achievement

wow, breathing well helps people use their minds and bodies more effectively

amaz-ing

hey, this is a tiny study of one place.  like the article says, scale it up and get more data.  but really we all need clean air, not just students. 

we need to get cars off the road, to reduce energy use, and to make energy use cleaner.

thanks for listening to my ted talk