3 ms·
Sometimes expert consensus and fear mongering leads to action. 1970, 1977, and 1990 saw major amendments to the Clean Air Act that might have changed the trajec
by jljljl 10y ago
Sometimes expert consensus and fear mongering leads to action. 1970, 1977, and 1990 saw major amendments to the Clean Air Act that might have changed the trajectory described in that Life article.
- paulddraper 10y agoI doubt 1977 or 1990 affected whether city folks wore gas masks in 1980.