Or-gan-ic (adj.) – (1) Of, marked by, or involving the use of fertilizers or pesticides that are strictly of animal or vegetable origin; (2) Raised or conducted without the use of drugs, hormones, or synthetic chemicals; (3) Simple, healthful, and close to nature.
Sus-tain-a-ble (adj.) – (1) Capable of being maintained at a steady level without exhausting natural resources or causing severe ecological damage; (2) Capable of being continued with minimal long-term effect on the environment.
Nat-u-ral (adj.) – (1) Present in or produced by nature; (2) Of, relating to, or concerning nature; (3) Faithfully representing nature or life.