I can't speak to the study. My empirical results carrying a CO2 monitor around for just under one year show me that well-insulated buildings have much higher CO

I can't speak to the study. My empirical results carrying a CO2 monitor around for just under one year show me that well-insulated buildings have much higher CO2 than drafty buildings. This is in Florida, where we generally keep doors and windows closed so as to not waste the energy we spend on air conditioning.