High-impact wealthy people have also already been limiting their consumption via sub-replacement fertility for at least the last half-century. The only populati

High-impact wealthy people have also already been limiting their consumption via sub-replacement fertility for at least the last half-century. The only population growth in those countries is from immigration. It's puzzling how the article can claim that consumption at the rate of wealthy nations is unsustainable, even with their relatively small populations, then propose as the solution to raise a far larger number of people to the same levels of affluence and consumption.