Stopping subsidizing corn for ethanol will help a lot.

[0] > U.S. farmers have planted 91.7 million acres of corn in 2019

[1] > roughly 40 percent of all corn is now used to make ethanol

https://www.usda.gov/media/blog/2019/07/29/corn-americas-lar...

https://civileats.com/2022/02/14/how-corn-ethanol-for-biofue...