I don’t know many details, and the article above covers what I knew plus a little. There are rumors of a possible pesticide shortage, but I haven’t seen anything concrete yet.
If you can grow a garden, grow as much as you can! Now is probably a good time to research permaculture as well. Permaculture has been lumped together with the leftist eco-cult, but if you can manage to get past that and into the actual science behind it, it can be useful.
You got me thinking and I started looking around. It’s pretty scary. I saw this, which is pre Ukraine. https://www.agweb.com/news/crops/crop-production/bayer-warns-more-glyphosate-shortages-heres-how-severe-situation-could
I bought a 2 1/2 gallon of 50% Glyphosate from Amazon last September for $129. I just checked, $195. Looks more and more like a perfect storm.