Lawn Furniture for Literalists: How much oxygen did your furniture produce today? […] sculpt lawn furniture from the lawn itself. Unlike your standard-issue sofa, this lush greenery is totally organic, requires no synthetic finishes, and can be brought to life, Golem-style, from salvaged dirt. […] Note: Couch may require mowing. That site has other interesting ideas, like their Three Ways to Recycle Your Old Vinyl article.