silence7@slrpnk.netM to Climate - truthful information about climate, related activism and politics.@slrpnk.netEnglish · 25 days agoThe drafters of the US Clean Air Act saw CO2 as a pollutant | Climate change and carbon dioxide came up regularly in ‘60s-era Congressional hearings, a team of Harvard historians has found.yaleclimateconnections.orgexternal-linkmessage-square0fedilinkarrow-up148
arrow-up148external-linkThe drafters of the US Clean Air Act saw CO2 as a pollutant | Climate change and carbon dioxide came up regularly in ‘60s-era Congressional hearings, a team of Harvard historians has found.yaleclimateconnections.orgsilence7@slrpnk.netM to Climate - truthful information about climate, related activism and politics.@slrpnk.netEnglish · 25 days agomessage-square0fedilink