Worth noting also is that major crops grown there, like corn and soybeans, are primarily used as animal feed [1][2]. A decent chunk of corn is also used for ethanol additives to gasoline. The best thing we can do for the environment by far is reduce consumption of beef and dairy products.
[1] https://www.ers.usda.gov/topics/crops/corn-and-other-feedgra...
[2] https://www.usda.gov/sites/default/files/documents/coexisten...