Climate Change Mitigation and Sustainable Energy Initiatives
UNC Focus Forward April 7, 2010
Cindy Pollock Shea, LEED APDirector, Sustainability Office
UNC Chapel Hill
Overview
• Greenhouse Gas Emissions Inventory
• Climate Action Plan– Energy Supply– Energy Demand
• Campus Policies• Organizational Structure• Resources
Greenhouse Gas Emissions Inventory
UNC Chapel Hill
Emissions by Demand
Fugitive Emissions
0 100 200 300 400 500Thousand MTCDE
20082007
Air Travel
Building EnergyCommuting
Vehicle FleetLandscapingSolid Waste
Emissions Timeline
Climate Action Plan
Transportation
Conservation
Energy
Green Building
BehaviorSupply
ChainOffsets
Approach
($200)
($150)
($100)
($50)
$0
$50
$100
$150>
<
Scale
100,000MTCDE
Leve
lized
Cost
(Sav
ings
)per
MTC
DE
Cost
Carbon
Climate Action Plan
Renewables andFuel Switching
Efficiency
($200)
($150)
($100)
($50)
$0
$50
$100
$150>
<
Scale
100,000MTCDE
Leve
lized
Cost
(Sav
ings
)per
MTC
DE
Climate Action Plan
Near-term Portfolio
Near Term Impact
Lev
elized
Cos
t(Sa
ving
s)pe
rM
TCDE
Near-TermPortfolioA B C
DF G
H I JK
L
MNOP
E
$0
$100
>$150
$50
($50)
($100)
($150)
<($200)
Scale
100,000MTCDEA. Biomass Gasification at Carolina North (CN)
B. 100% Coal SubstituteC. 50% Coal SubstituteD. Plasma Gasification of MSW - SyngasE. Shops and Informal Contract RecyclingF. 50% Natural Gas, 50% Coal SubstituteG. Plasma Gasification of MSW: Syngas + Natural GasH. 50% Natural Gas
I. Biomass Gasification w/ Biochar Production (CN)J.Energy Conservation (Mid-High Investment)K. Large Scale BiomassL. Biomass Gasification at CN (Phase II)M.Solar Thermal (CN)N. Solar Thermal to Electricity (Troughs) (CN)O. Solar Thermal to Electricity (Dish Sterling) (CN)P. Demo Scale Concentrating Solar PV (CN)
32 Megawatt Coal-Fired Cogeneration Plant
• Twice as Efficient• EPA Awards• CO2 Reductions
Coal & Climate Change
• Climate Legislation• Monetization of Carbon• Coal Ash Regulations• Mining Regulations• Coal Free Campus Campaign• Energy Task Force
Potential New Energy Sources
Renewable Energy Special Projects Committee
• $4 Per Student Per Semester - 2003• Solar Thermal System on Residence Hall• Geothermal Wells at Botanical Garden• Photovoltaic System on New Parking Deck• Biodiesel Fuel in Point 2 Point Buses• Energy Efficiency • Lighting Upgrades• Shut the Sash
Technologies on the Horizon
Central Plant Efficiencies
Jun Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
0.50
0.60
0.70
0.80
0.90
1.00
Chilled Water Electric Production EfficiencyUNC Chilled Water Systems
FY07 FY09
Ele
ctri
cty
Use
d p
er T
on
of
Co
oli
ng
(kW
/to
n)
Central Plant Cost Savings
Off Peak Chilled Water Production
Seven Year Record of Progressin Energy Reduction
2002-03 2003-04 2004-05 2005-06 2006-07 2007-08 2008-0910,000,000
11,000,000
12,000,000
13,000,000
14,000,000
15,000,000
16,000,000
17,000,000
18,000,000
100,000
110,000
120,000
130,000
140,000
150,000
160,000
170,000
180,000
Total GSF BTU per GSF
Tota
l GSF
BTU
per G
SF
Energy Efficiency
• Retrocommissioning / Building Tuneups• Lighting Retrofits• HVAC Improvements • Reduced Air Changes per Hour in Labs
Energy Conservation FY 2010
• Savings to date
$1,717,877• Outside Air and Dampers• Occupancy Schedules and Building Setbacks
http://save-energy.unc.edu/
New Technologies
• LED Lighting• Occupancy Sensors for Ventilation• Variable Air Volume Fume Hoods• Chilled Beams• Heat Recovery Chillers
High Performance/Green Building
• Senate Bill 668• LEED 2.2 and LEED 2009• Design Guidelines• Staff Training• Process Improvements• Designer Selection• Integration• Across Departments• Across Disciplines
Campus Specific Gap Analysis• Energy Modeling• Commissioning• Building Acceptance Process• Warranty Management• LEED Documentation
Transportation
Fare Free TransitCommuter Alternative Program
Behavior Change
Education
• Environmental Science
• Capstones• Climate
Leadership and Energy Awareness Program
Energy Policies• Campus Policies and Procedures • ADMINISTRATION u ATHLETICS u CONDUCTu EMPLOYMENT u NONDISCRIMINATION u
RESEARCH u STUDENTS • • Administration• Accounting of Disclosures of Protected Health Information (PHI) Policies• Alcohol: Guidelines for Serving Alcohol at University-Sponsored Events• Carolina Development Policies and Procedures• Charter of Chancellors Committee on Naming University Facilities and Units• Compliance Line• Credit Card Merchant Services Policy
• Energy Efficient Lighting Policy• Energy Efficient Purchasing Policy• Energy Use Policy
Organizational Structure at UNC Chapel Hill
Energy Services Energy Management
Facilities Planning and Construction
Sustainability Office
Transportation Demand Management
Facilities Services/HVAC
Office of Waste Reduction and Recycling
Environment, Health & Safety
EVERYBODY on CAMPUS
Wrap Up
• Ambitious Goals• Process of Continuous Improvement• Monitor and Measure• Report & Provide Feedback• Involve EVERYBODY
Additional Resources• American College and University Presidents Climate Commitment
http://www.presidentsclimatecommitment.org/
• Accelerating Campus Climate Initiatives, Rocky Mountain Institutehttp://www.rmi.org/Content/Files/RMI_AcceleratingCampusClimateInitiatives.pdf
• Clean Air Cool Planethttp://www.cleanair-coolplanet.org/toolkit/inv-calculator.php
• UNC Chapel Hill http://climate.unc.edu
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