If I were to review the film, I would give Fresh props for bringing so many key people and facts to the table to prove the point that industrial farming is unsustainable and something needs to be done about it. I would critique the film for not having any sources from the other side of the argument talk about the plus sides of industrial farming. They only had sources that benefited their ideas, I wanted to see facts from both sides, but that's just a personal thing.
I was very curious about the organic food vs. not organic food prices. My source was consumer reports.org, who did a study of different grocers that sell both organic and not organic products. The results were interesting:
If you want to read the full table and article, I found my evidence here: http://www.consumerreports.org/cro/news/2015/03/cost-of-organic-food/index.htm