11-10-26l c returnsmission “a turn-key solution that removes ... - way we green - way we build...

1© carbonbusters.org 2011

Zero CarbonRetrofits:

The EdmontonC Returns ROI Model

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Carbon Busters

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Around since 1992Founder: German Energy Engineer

Eckhart Stoyke

Self funding program for cities,public and large institutionalbuildings/ No upfront cost

Triple bottom line

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Carbon Busters Results

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$ Savings

$ 25.6 millionCarbon Busters Self-fundingProgram

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CarbonSavings

78 Millions KgCO2

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Research and Education based

"This book is a dream come true foranyone who wants to reduce theircarbon emissions in the most cost-effective way. Godo Stoyke playsthe numbers like Mozart played thepiano - with joy, inspiration,and accuracy. It should be adaptedfor every country in the world.”-Guy Dauncey, Author of "StormyWeather: 101 Solutions to GlobalClimate Change”

Carbon BustersResearch2007/08

The book details themost innovative andsustainable bylaws,initiatives andprograms that havebeen successfullyimplemented injurisdictions aroundthe world.

Carbon BustersResearch2008/2009

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Designing zero carbon buildings andsustainable communities

Integrating clean energy technologiesin new buildings and green

developments

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The WillowsCarbon Busters®

VillageA Zero Carbon Sustainable Community

Leduc County, Alberta, Canada

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Carbon Busters Village

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High performance designEnergy efficient

“Passiv” standard - 90% reduction in spaceheating

and cooling compared to existing building stock(15 kWh/m2/yr)

No furnace, oil or natural gasSmart grid

Energy plusFuture proofed

Resilient & relatively affordableIntegrated design; food, transportation, waste,

water, education, local etc

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Phase 1Design charrettes

- best practise modelsBuilding designs

Integrated clean energy systemsDraft Area Structure Plan

Setting up financing for Phase 2School and community hall design

charretteʼs to be completed

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Finalists - 2018 Olympic Village- part of an international design

team with RMI.org, Big.dk

Bjarke Ingels on TED / YouTube

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Finalists - 2018 Olympic Village

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Research 2010/2011Zero carbon retrofits

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BackgroundIncubated by GEA, Supported by

Social Enterprise Fund -Sustainable Works Edmonton

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Another way Anna Bubel, MBA, MEVDS, MCED

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Helped create social enterprisesSustainable Works

Social Enterprise Fund

Live LocalBuilder

A Better LotBuilt PV-powered strawbale house

Affordable housing consultantInroads Housing Co-operative

First Nations Housing Dev. Corp.

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- Non profit- Cash, Carbon and Community return

on investment

C Returns (see re-turns)

“To green every home &community in Alberta”

Mission

“A turn-key solution that removesall barriers to full sustainability”

Approach

Business Model

Specially trained, certified energyadvisors delivering superior,comprehensive green audits - qualitycontrol

Customized, comprehensivesoftware/hardware combo thatdelivers savings calcs, including costs,savings, paybacks, and carbonreturns on invesment.

Retrofit solutions arelimited to select highquality, proven, highperformance, cost-effective measuresbased on extensivemulti-year researchand experience

An integrated product and servicesupply chains based on bulk-buyingdelivers lower cost to customers

Solutions include high-payback smallitems to capital-intensive long-terminvestments

Contractors are pre-qualified andtrained by C Returns

Community mobilization modelextends reach, geographicconcentration creates economies ofscale

Headquartered in Edmonton

Positive Impact on People and Planet

- Helping Albertans to act ontheir priorities and make adifference- Save money and reduce GHGemissions- We have the power to affectchange and contribute to thelong term health of our planet

Coming to a neighbourhood near you!

- Community mobilization - homeowners and C Returns as partners- Community buildings- Green/Convenience/Savings- Neighbourhood based- Early Adopter’s Special - 31 spotsopen/ first come first served/discount

- Way We Green- Way We BuildCity of Edmonton, a resilient, carbonneutral city

www.creturns.com

Cost and benefits : moving towardszero carbon, net zero and Passivhausstandards

Net-Zero

Passivhaus

Typical German Home (2000)

Required by German Ordinance

Typical measured in Passive Houses

CarbonBusters.org2009

UK 2016•All new homes zero carbon

• Commercial by 2019

CarbonBusters.org2009

Water

Anna &FabianBubel

1995

Bubel: Secondary50,000

40,000

30,000

20,000

10,000

0

47,734

8,760

Natural gas Electricity

Base

172 GJ

17%

50,000

40,000

30,000

20,000

10,000

0

47,734

26,545

Natural gas Electricity

Base 1°

Bubel: Primary

172 GJ

8,760kWh 2°

10

9

8

7

6

5

4

3

2

1

0

10

7

Natural gas Electricity

Carbon

Bubel: Carbon

41%

50,000

40,000

30,000

20,000

10,000

0Natural gas Electricity

Base 1°2010/11

Bubel: 1° Energy

71%

Bubel: Retrofits

Bubel: Retrofits• York 80,000 BTU Affinity Furnace (94%

efficient) - $3,537

• Toilets 1.28 low flush (3) - $873

• Low flow Showerheads (2) - $242

• Attic Insulation $1,500, Tax - $330

• Total $6,943

• Rebates received: Furnace $1,290Toilets -$195 Audit - $200

Bubel: Carbon “after”

3 t

1 t

69.7%

30.3%

Carbon "after"

Natural gasElectricity

Bubel: Carbon “after”

17 t --> 4 t

76%

10

9

8

7

6

5

4

3

2

1

0

10

3

7

1

Natural gas Electricity

Base2010/2011

Bubel: Carbon “after”

83%

10

9

8

7

6

5

4

3

2

1

0

10

3

7

0Natural gas Electricity

Base2010/2011

GreenMax

Bubel: Caveats

• Initial consumption based on EnerGuide model

• 2, not 4 inhabitants (“no” effect on spaceheating)

• No degree day correction

• (Behaviour!)

HanaeKiyooka,

Jeff Gusdal,Siri, Emi,

Coco

1914

Video

Labour

$7,140

=

$25,516

Source: Jeff Gusdal

Kiyooka-Gusdal

• 2011:

• 98 GJ natural gas

• 3,096 kWh electricity

• ACH: 10.4 @ 50 Pa

2012?

38,000

$38,000

• E.g. 2,000 sf

• Incremental

Birmingham Zero Carbon House

• 174 years old

Birmingham ZeroCarbon House

CarbonBusters.org2009

ContactGodo StoykeDirector of Carbongodo@creturns.comwww.creturns.com

CarbonBusters.org2009

Shanthu ManoDirector of Communityshanthu@creturns.comwww.creturns.com

CarbonBusters.org2009

Anna BubelDirector of Cashanna@creturns.comwww.creturns.com