Many airports send their discarded french fries, burgers and Cinnabons to the landfill. But Charlotte Douglas International plans to transform that garbage into fertilizer for flower beds. All it needed was a couple of million red wiggler worms.
Source: http://www.npr.org/blogs/thesalt/2012/12/18/167529920/one-airports-trash-is-2-million-worms-treasure?ft=1&f=100
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