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7/28/2019 Next Steps for Campus Dining-EAF Spring 2013
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a study of thebenefits of
local foodsourcing
NEXT STEPS FOR
CAMPUS DINING
Severine Cao, Liz Lyon, Grace Pai,
Jessica Ro, Joan Wang, Maddie Williams
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task &methodsINTRODUCTION
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Goal of sourcing 40% of food purchases locallyWhat is local? Purchases within 250 miles
Locally headquartered 59%Locally processed 15%Locally grown 3.5%Locally purchased within 150 mi 32%
ARAMARKS COMMITMENT TO
SUSTAINABILITY
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To assess the benefits of local food in terms ofcampus and community well-being through the
creation of a decision-making rubric to inform
campus dining purchases
OUR TASK
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1. Cost/Return2. Greenhouse Gas Emissions3. Local Economic Development4. Neighborhood Engagement5.
Health Impacts
CRITERIA FOR EVALUATION
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EVALUATIVERUBRIC
[1] Returns based on comparison to average Midwest Prices by product, e.g., apples, oranges, beef, etc., from
the USDA. (USDA (April 26, 2013). National Fruit and Vegetable Retail Report. http://www.ams.usda.gov/
mnreports/fvwretail.pdf)
[2] Conservation tillage is a generic term implying all tillage methods that reduce runoff and soil erosion in
comparison with plow-based tillage (Baker et al., 2007; Kern and Johnson, 1993).
[3] Congress definition of regionally or locally produced food, which refers to food sold and consumed within
400 miles of the origin of the product OR what is consumed in the same state in which it was produced.
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financialcosts &
returns ofsourcing
locally forthe University
COST & RETURN
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Compare prices of local food source with
prices from national average (USDA)
1) Pick keyproducts to be
bought from the
source
2) For eachproduct, take local
and national price
at each of 4seasons
3) Calculatepercent difference
between localseasonal price and
national seasonalprice
PERCENT PRICE DIFFERENCE (PPD)
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Determine overall level of expensiveness of source,
as compared to prices at the national average
1) CalculatePPDs for key
products to bepurchased at
source
2) Find mean ofthe PPDs to
determine APPD
3) CompareAPPD with other
sources with
similar products
AVERAGE PERCENT PRICE DIFFERENCE
(APPD)
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Basic PPD Equation (PPDb)
Average PPD Equation (APPD)
Notation
LPSp = local spring price; APSp = average spring priceLPSu = local summer price, APSu = average summer priceLPF = local fall price, APF = average fall priceLPW = local winter price, APW = average winter price
PPD EQUATIONS
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agriculturalpractices
transport-related
emissions
GREENHOUSE GAS
EMISSIONS
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from Snyder,
et al . , 2009
U.S. AGRI-
CULTURALEMISSIONS
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Agricultural Practices
Fertilizer Nitrogen use
Tillage practices
Transportation
Distance
Mode of transitRailTruckPlane
LOCAL VS. CONVENTIONAL SYSTEMS
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localmultiplier
effect
rings of
locality
quantifying
impact
LOCAL ECONOMIC
DEVELOPMENT
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Image via Yes!
Magazine ,
The Local
Mult ipl ier
Effect, Nov.16, 2006
WHY BUYLOCAL?
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DEGREES OF IMPACT
High impactHyde ParkWashington ParkWoodlawn
Medium impactState of IllinoisOR within 150
miles
Low impactUpper Midwest
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QUANTIFYING LOCAL IMPACT
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valuing
our local
partners
NEIGHBORHOOD
ENGAGEMENT
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Partnerships havethe potential to
enhance the quality
of life and economic
development of the
South Side and the
global reach of this
vibrant city.
OVERVIEW
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In our rubric, we have identified 4 criteria that willallow the Office of Sustainability to evaluate the
impact on local neighborhood engagement:
EVALUATION
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antibioticshormones
pesticides
ferti l izers
HEALTH IMPACTS
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ANTIBIOTICS
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HORMONES
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PESTICIDES
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FERTILIZERS
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CERTIFIED ORGANIC
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next steps
further
researchWHATS NEXT?
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Gathering dataApplication of local multiplier models (e.g., IMPLAN)
Farm-to-school programs as a local purchasing modelFreezing local foods
Local distribution & transport considerationsFurther research
Greenhouse gas emissionsHealth impacts
Nutritional benefits of local food (e.g., less preservative use)
NEXT STEPS
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Thank you to our partners!
Office of Sustainability
Ilsa Flanagan; Ignacio Tagtachian
Program on the Global EnvironmentDr. Sabina Shaikh
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