plastic human waste is a growing threat to today &# 39 ; s environment . a simple and viable method of reducing the mass of waste in landfills is using microbial organisms to decompose plastics that would otherwise add to the accumulation of garbage . presented here is the discovery of three microorganisms having the ability to degrade polyurethane plastics . methods for composting polyurethane using these microorganism can help reduce amounts of human trash .