Waste
Green Gridirons: Northwestern University
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A football stadium may have green grass but does it have green habits? Each week, Great Lakes Echo highlights a Big Ten football stadium’s attempts to do the most to impact the environment the least. All schools have information on the stadium’s diversion rate – the amount of waste recycled instead of put in a landfill. Stadium: Ryan Field
School: Northwestern University
Built: 1997
Capacity: 47,130
2012 diversion rate: 39 percent
Scouting report: Ryan Field began recycling bottles and cardboard on game day in 2008. Most recycling collections come from tailgate lots, said Julie Cahillane, Northwestern’s manager of recycling and refuse.