> I think it’s little appreciated that high CO2 levels cause cognitive impairment Have you been telling representatives? Here's a letter I wrote to mine: http

> I think it’s little appreciated that high CO2 levels cause cognitive impairment Have you been telling representatives? Here's a letter I wrote to mine: https://pdfhost.io/v/bRJEGptatL_climate-change https://pdfhost.io/v/bRJEGptatL_climate-change