It's a non-issue. The US alone can produce enough to supply the world, but we pay farmers to let fields fallow to keep prices up. Africa is full of fertile land and could be feeding the world, if we weren't actively destabilizing countries. Canada produces millions of tons, and looks like they are also growing extra.

https://www.indexmundi.com/agriculture/?country=ca&commodity...

https://theintercept.com/2022/03/09/intercepted-podcast-afri...