> I also approach this problem as a regional economist specializing in migration, so I also think of the American population issue through the lens of population density comparisons.

Here’s the same view from Matt Yglesias, solidly left-wing journalist: https://wdet.org/posts/2020/09/24/90064-vox-matthew-yglesias...

Also Scientific American: https://www.scientificamerican.com/article/why-malthus-is-st...