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Old Buildings, Thriving Neighborhoods, New Climate Solutions (Elizabeth Dunn) - 10.26.11
 

Old Buildings, Thriving Neighborhoods, New Climate Solutions (Elizabeth Dunn) - 10.26.11

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    Old Buildings, Thriving Neighborhoods, New Climate Solutions (Elizabeth Dunn) - 10.26.11 Old Buildings, Thriving Neighborhoods, New Climate Solutions (Elizabeth Dunn) - 10.26.11 Presentation Transcript

    • Old BuildingsThriving Neighborhoods New Climate Solutions Liz DunnULI Fall 2011 Annual Conference
    • Leveraging our most sustainable assets
    • Old buildings, new approaches, new partners
    • Many older buildings perform (or could perform) better than we think Energy Use in Commercial Buildings 120 100 80 kBTU per sf 60 40 20 0 Before 1920 - 1945 1946 - 1959 1960- 1969 1970 -1979 1980 - 1989 1990 - 1999 2000 - 2003 1920 Year of ConstructionSource: U.S. Energy Information Administration, 2003 Commercial Building Energy Consumption Survey
    • Information will help level the playing field Source: Cliff Majersik, Institute for Market Transformation
    • NTHP LIFE CYCLE ASSESSMENT STUDY Distribution Use End of life Manufacture Extraction Transformation
    • The environmental value of reuse Reuse of average performing buildings offers immediate climate change reductions over efficient, new construction.Climate change (kg CO2-eq/ft2 floor space/year) 1.60E+02 1.40E+02 Rehabilitation & retrofit: Base case 1.20E+02 New construction: Advanced 1.00E+02 8.00E+01 6.00E+01 4.00E+01 2.00E+01 0.00E+00 0 10 20 30 40 50 60 70 80 90 100 110 Building lifetime (years) Commercial Building, Chicago
    • The ‘new economy’ is happening in old neighborhoods
    • Older fine-grained neighborhoods = locally owned business
    • The economic multiplier effect of locally-owned business is almost 4x that of chains www.civiceconimics.com
    • The future of office is changing
    • We need to measure density differently
    • New solutions are needed for smaller,older buildings73% of our existingcommercial buildings are lessthan 10,000 square feet95% of them are less than50,000 square feet –representing half of allcommercial floor spaceUS Energy Information Administration, 2003 Buildings in Denver’s Historic District. Photo by Wally Gobetz
    • OUTCOME BASED ENERGY CODESObjective: To create an alternate, more flexible,building energy efficiency code framework forexisting and historic buildings
    • DEMONSTRATION PROJECTSSupply Laundry Building, Seattle
    • URBAN GRAIN AND PEDESTRIAN ACTIVITY Measuring Urban Grain in Older Neighborhoods Metrics and Measures
    • Cover?
    • Urban grain and pedestrian activity Measuring Urban Grain in Older Neighborhoods Metrics and Measures
    • ECO-DISTRICTSANDCOMMUNITYENERGYPLANNING
    • CAPITOL HILL BUILDINGS AND ENERGYINVENTORY Broadway Light Rail Station TOD Site
    • New land use policy to encouragedistrict-focused ‘locavore’ investment in new development models