The Detroit Zoo has a new addition that could earn you a free bucket of fertilizer. The Detroit Zoo is giving away free 5 pound buckets of animal poop as a part of their GreenFest Celebration. In the coming weeks, the zoo plans to show how it recycles waste, by passing out buckets of poop to the first 1,000 visitors of the zoo's anaerobic digester educational display. They say the digester converts 500 tons of dookie and other waste each year into methane gas that helps power the zoo's animal hospital, and the fertilizer is a by-product. The zoo says "the compost is great for putting in your garden." Read The Full Story Here