While the world wars certainly would have had some impact, most of the current studies are comparing current populations to what was around in the 80's/90's. Th

While the world wars certainly would have had some impact, most of the current studies are comparing current populations to what was around in the 80's/90's. This one for example covers 1989-2017: https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0185809 https://journals.plos.org/plosone/article?id=10.1371/journal...