With $500,000 and 10 acres of land you may want to start your own Commercial Composting business. By Laura Baverman of the Cincinnati Enquirer Marvin Duren started composting 35 years ago because it was good for the environment Today, he's helping Walmart do the same. The owner of Marvin's Organic Gardens in Lebanon won a contract from the world's largest retailer to compost food waste from as many as 160 of its stores in Ohio. It's a major feat for the organic farmer, who founded the 75-acre operation in 1999 with a plan to dedicate one third of his land to composting. (more…)