Crashing Fertility rates, page-9

"You might think this is great for the environment. A smaller population would reduce carbon emissions as well as deforestation for farmland.
"That would be true except for the inverted age structure (more old people than young people) and all the uniformly negative consequences of an inverted age structure," says Prof Murray."

To me it sounds like Prof Murray is not taking into account AI and how that has the potential to takes out many of the negative effects of an inverted age structure .
Robots and technology that can do many of the tasks of humans will I believe mean there is less need for home help for the elderly , AI will mean less pollution , less plastic waste less CO2 they do not breath nor do they need to use toilet paper ,
Of course a good news story will not sell as many news papers so Dr Murray is the one that gets his article written