Perhaps study of
Bosnia may be relevant.
that article actually partially inspired the starve because no mobility part.
Food scarcity would seriously affect western nations- it has been generations since they have experienced such hardship. Will this truly happen with advanced farming techniques and GMO though?
that's the question. It seems impossible for this to happen. I can buy a pound of rolled oats for 30 cents, you could quadruble the costs and life would go on*.Even vegetables can be grown at high but manageable prices independent of weather (
https://www.google.com/search?q=japan+factory+lettuce). Not to mention that currently 30% off all food just gets thrown away or all that corn that get inefficiently convertet into meat.
*seen as brand products currently cost as much.