>Birth rates below replacement means that the proportion of elderly increases every year, forever.
Not when life expectancy decreases, as it is here in the United States.
>It will become harder and harder for young people to build wealth and support themselves and it means fewer resources to solve the other very big problems we have such as climate change.
"Big problems" like climate change because much less "big" when other problems grow more pressing and threatening to immediate survival. People who don't have a roof over their heads or a meal to eat aren't concerned with climate change.
Not when life expectancy decreases, as it is here in the United States.
>It will become harder and harder for young people to build wealth and support themselves and it means fewer resources to solve the other very big problems we have such as climate change.
"Big problems" like climate change because much less "big" when other problems grow more pressing and threatening to immediate survival. People who don't have a roof over their heads or a meal to eat aren't concerned with climate change.