Did you know that Cuba is the world's largest organic farming experiment? Here's a fascinating look at it's progress in ecological agriculture from the National Radio Project titled — Dateline Havana: The Future Of Cuba. It's a short newscast (about thirty minutes) and offers something for the rest of us to think about.
Along that same theme of sustainable agriculture, there is a report that organic farming is indeed productive and could indeed be used as a viable alternative for food prodcution, especially in developing countries. Mentioned on the Organic Consumers Association's website, it is released by the Third World Network and is on their website titled "Is Ecological Agriculture Productive?".