That is true if you believe that humanity will not meet climate goals over the next century. On the other hand, if within a generation or two each person is ne

That is true if you believe that humanity will not meet climate goals over the next century. On the other hand, if within a generation or two each person is net carbon negative (through labour, taxes, innovation or other support towards climate efforts) then children born today will be helping to mitigate the crisis. This is the "incremental" scenario. The plausibility of this depends on how you think system change happens and your assessment of what is possible or likely.