Here are some example searches on your class topic in the library catalog:
Check out these books in print and/or online for further reading on your topic once you've gotten started.
"Eat Food. Not Too Much. Mostly Plants." With those seven words, journalist Michael Pollan distills a career's worth of reporting into a prescription for reversing the damage being done to people's health by today's industrially-driven Western diet. Pollan offers a clear answer to one of the most urgent questions of our time: What should I eat to be healthy? Distributed by PBS Distribution.
Resource #2: Organic Farming Proves a Sustainable System.