RT @billingspg
.@LungAssociation Responds to Proposed Updates to National Particle Pollution Standards: @EPA’s Proposal Falls Far Short and Must Be Strengthened #Soot #CleanAir4Kids #PMNAAQS https://www.lung.org/media/press-releases/2023-pm-naaqs-proposal-statement

RT @billingspg
Attn @EPAMichaelRegan "In counties where Black people were highly segregated from White people, total PM2.5 levels were twice as high as in well-integrated counties. But levels of human-emitted metals in PM2.5 were 4-20 times as high." Strengthen #PMNAAQS https://www.nih.gov/news-events/nih-research-matters/racial-residential-segregation-airborne-toxic-metals#.Y5DZq29pLlU.twitter