erika kupatt ben scandella charlie waters enst 698 spring 2008 capstone
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An Evaluation of UNC Student Energy Use: Recommendations to Reduce the University’s Carbon Emissions. Erika Kupatt Ben Scandella Charlie Waters ENST 698 Spring 2008 Capstone. Background. Chapel Hill and UNC pledged to reduce CO 2 emissions by 60% by 2050. - PowerPoint PPT PresentationTRANSCRIPT
An Evaluation of UNC Student Energy An Evaluation of UNC Student Energy Use: Recommendations to Reduce Use: Recommendations to Reduce the University’s Carbon Emissionsthe University’s Carbon Emissions
Erika KupattBen ScandellaCharlie Waters
ENST 698 Spring 2008 Capstone
BackgroundBackground Chapel Hill and UNC pledged to reduce COChapel Hill and UNC pledged to reduce CO22
emissions by 60% by 2050.emissions by 60% by 2050. UNC annually produces 340,000 metric tons UNC annually produces 340,000 metric tons
of COof CO22.. All 28,000 students must help the university All 28,000 students must help the university
in reducing carbon emissions by 60% or in reducing carbon emissions by 60% or 204,000 metric tons of CO204,000 metric tons of CO22..
The SurveyThe Survey Administered the survey Administered the survey
online; gained access to online; gained access to entire student body.entire student body.
Gathered info about Gathered info about students’ energy-use students’ energy-use behavior and their behavior and their willingness to change.willingness to change.
Analyzed data from first Analyzed data from first 400 students who 400 students who completed survey.completed survey.
Respondent ProfileRespondent Profile
Our Survey:Our Survey: 71% female71% female 67% off campus67% off campus 2% Greek2% Greek
UNC: 59% female 56% off campus 9% Greek
Provide Power Strips in Dorms Provide Power Strips in Dorms Phantom loads are Phantom loads are
major wastes of major wastes of energy.energy.
Educate students Educate students about phantom load.about phantom load.
Annual savings: $21,000 and 160 metric tons of CO2
Increase Local Foods in Dining Increase Local Foods in Dining HallsHalls
Average food item travels Average food item travels 1500 mi. 1500 mi.
Food heavily dependent on Food heavily dependent on fertilizers and industrial fertilizers and industrial machinery. machinery.
Local farms reduce fossil fuel Local farms reduce fossil fuel use.use.
CDS has made progress with help of FLO Food.
Future Improvements: More communication Increased convenience Campus farm
Promote Reusable Beverage Promote Reusable Beverage ContainersContainers
Sell reusable mugs; offer Sell reusable mugs; offer discounts on beverages and hand discounts on beverages and hand out coupons.out coupons.
72% of respondents willing to pay 72% of respondents willing to pay at least $5 for a mug.at least $5 for a mug.
This would reduce associated This would reduce associated emissions and waste.emissions and waste.
Reduce Hot Water Use In Showers Reduce Hot Water Use In Showers #1: Take shorter showers#1: Take shorter showers Avg. student shower length: 11.4 minAvg. student shower length: 11.4 min 38% of students in dorms willing to take 38% of students in dorms willing to take
shorter showersshorter showers Install shower timersInstall shower timers Implement an educational campaignImplement an educational campaign
#2: Install low flow showerheads 66% of students in dorms willing to use low-flow
Annual savings: $1,083,000 and 1,640 metric tons of CO2
#3: Increase solar thermal panels Panels provide 40%-60% of hot water for Morrison
Provide Drying Racks and Clothes Provide Drying Racks and Clothes LinesLines
Dryers use 1.8-5 Dryers use 1.8-5 kWh/hkWh/h
57% of UNC students 57% of UNC students only use dryersonly use dryers
Annual Savings: $43,000 Annual Savings: $43,000 and 350 metric tons COand 350 metric tons CO22
Increase RecyclingIncrease Recycling UNC recycled 43% of solid waste in 2006-2007UNC recycled 43% of solid waste in 2006-2007 Fiber recycling saved $846,000 and over 10,000 Fiber recycling saved $846,000 and over 10,000 kWh in 2006-2007kWh in 2006-2007 59% on campus and 68% off campus always 59% on campus and 68% off campus always recyclerecycle Educate about what’s recyclable and improve Educate about what’s recyclable and improve accessibilityaccessibility
Currently, UNC students each recycle an average of 222 pounds of fiber per yearAnnual Savings: Annual Savings: $92,000 and 770 $92,000 and 770 metric tons COmetric tons CO22
Encourage Thermostat AdjustmentEncourage Thermostat Adjustment
Average summer temp was 74˚F for off-Average summer temp was 74˚F for off-campus and 69˚ for on-campus studentscampus and 69˚ for on-campus students
Average winter temperature was 68˚F for bothAverage winter temperature was 68˚F for both Students on Students on
campus adjust campus adjust thermostats thermostats when they leave when they leave far less far less frequently than frequently than those off campusthose off campus
Increase Student Energy FeeIncrease Student Energy Fee
$4 current semester $4 current semester feefee
Used for solar hot Used for solar hot water system in water system in MorrisonMorrison
Raise and diversify feeRaise and diversify fee Annual Gain: $224,000 Annual Gain: $224,000
Expand Energy Efficient Lighting Expand Energy Efficient Lighting
CFLs 75% more CFLs 75% more efficient. efficient.
UNC has goal of UNC has goal of replacing all lights with replacing all lights with energy efficient bulbs energy efficient bulbs by 2010by 2010
Give out CFLs to Give out CFLs to studentsstudentsAnnual Savings: Annual Savings:
$247,000 and 2050 $247,000 and 2050 metric tons COmetric tons CO22
Promote Use of Alternative Promote Use of Alternative Transportation Transportation
Mode of Transportation
0
50
100
150
200
250
300
350
400
450
Destination
Num
ber o
f Res
pond
ents
WALKCARBUSBIKE
Incentives for using public transportation and increased availability of information. Promotion of CAPS program Blue Urban Bike Program Incentives for carpooling
Bus Ridership with Incentive
13%
24%
31%
15%
13%4% Always
Very Frequently
Occasionally
Unknown
Very Rarely
Never
Minimum Total Estimated Minimum Total Estimated SavingsSavings
Based on the estimated savings Based on the estimated savings of 5 of the 10 of 5 of the 10
recommendations, recommendations, $1,486,000 and 4,970 metric $1,486,000 and 4,970 metric
tons of carbon dioxide tons of carbon dioxide emissions would be saved emissions would be saved
annually.annually.
4,970 metric tons of CO2 saved = 2.4% of the 204,000 metric tons that
must be cut.
Brian Naess and Dana Haine Brian Naess and Dana Haine Institute for the EnvironmentInstitute for the Environment
Terri BucknerTerri Buckner Office of SustainabilityOffice of Sustainability
Special Thanks: