Unfortunately it's not that simple, because the planet absorbs that CO2 too. So in reality, the important thing is we're going from a delta of 0 gigatons of CO

Unfortunately it's not that simple, because the planet absorbs that CO2 too. So in reality, the important thing is we're going from a delta of 0 gigatons of CO2 per year, to a delta of +40 gigatons of CO2 per year.