> From looking at CO2 levels, we will be reaching 1000 ug/m^3 in my lifetime How did you arrive at this number? climate.gov article from last year estimates 90

> From looking at CO2 levels, we will be reaching 1000 ug/m^3 in my lifetime How did you arrive at this number? climate.gov article from last year estimates 900ppm by the end of the century if energy demand continues to increase at same rate and it is all met by fossil fuels. https://www.climate.gov/news-features/understanding-climate/climate-change-atmospheric-carbon-dioxide https://www.climate.gov/news-features/understanding-climate/...