"Critics of large-scale, capital-intensive farming say that absentee ownership, even in its current form, has been destructive. They say that rented farmland often gets abused; that tenant farmers won't spend money protecting soil and water because they can't be sure that they'll be around to see the benefits of that long-term investment. Many non-farming landowners won't pay, either, simply because it cuts into their short-term rental income."
I think the big problem is monoculture -- beef, potato, and corn