78% of waste generated by schools could be recycled/composted
78% of waste generated by a typical school could be recycled or composted. 50% of school waste could be managed via organics composting programs that accept food waste, liquids, and nonrecyclable paper. The single most common material generated by schools was food waste—23.9% of the total waste generated.
Madalyn Cioci, and Tim Farnan, "Digging Deep Through School Trash: A waste composition analysis of trash, recycling and organic material discarded at public schools in Minnesota," Minnesota Pollution Control Agency, September 2010. http://www.pca.state.mn.us/index.php/view-document.html?gid=14235