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2resource.guide.for.sustainable.developmentAcknowledgements: Thanks to Lucia Athens, Bob Collier, HamiltonHazlehurst, Jim Mueller and David Rousseau for their review and com-ments on the first draft. Additional thanks to Ed Geiger and the UEI boardfor their commitment and ongoing support. For technical comments andfeedback, email [email protected] Environmental InstituteSeattle, WASustainability Technical Review CommitteeDavid Rousseau, Co-ChairCONSULTANT TEAM:Mithun Architects+Designers+Planners – Consultant LeadBert Gregory, AIA, Team LeaderRichard Franko, AIA, Project Manager, EditorDebra Guenther, LandscapeRobert Mohr, Graphics & DocumentDiane Scheaffer, Graphics & LayoutChris Dixon, Ratings Analysis / ReviewerARUP – Mechanical, Electrical, EnvelopeAlisdair Mcgregor, MechanicalMaurya McClintock, Envelope, MechanicalCole Roberts, MechanicalPeter Balint, Electrical2020 Engineering – Water SystemsChris Webb, P.E.Mark Buehrer, P.E.Built-e – MaterialsLynne Barker, VP Business & Policy DevelopmentValueMiner, Inc. – EconomicsJeff Eder3 resource.guide.for.sustainable.developmenttable of contentsEXECUTIVE SUMMARY ................................................................................................. 6Goals ................................................................................................................................ 8David Rousseau for the Urban Environmental InstitutePrinciples ....................................................................................................................... 10Recommendations ......................................................................................................... 13payback under five yearspayback for five years and overlong term investmentEconomics of Sustainable Design ................................................................................ 20Payback/ROI/LCAFuture Proofing...............................................................................................................37Rating System Comparison and Recommendation..................................................... 38LEEDTM/BREEAM/GB Tools/LEEDTM – modifiedCost ImpactWhat level?South Lake Union Context............................................................................................ 43History, natural features, infrastructureSustainability Strategies ............................................................................................... 46Sustainable Sites and Landscape ............................................................................................................... 47overview ....................................................................................................................................................... 47alternative transportation ............................................................................................................................. 49heat islands: vegetated roofs .......................................................................................................................... 52heat islands: big trees and green streets ......................................................................................................... 55heat islands: light colored roofs ...................................................................................................................... 61reduction of light pollution ............................................................................................................................ 63habitat connections and expansion ............................................................................................................... 64making sustainable sites visible ..................................................................................................................... 69payback summary: sites ................................................................................................................................. 72Water Efficiency ........................................................................................................................................... 73overview ....................................................................................................................................................... 73water efficient landscaping ............................................................................................................................ 78reuse of treated wastewater effluent for flushing toilets ................................................................................. 80reuse greywater for irrigation ........................................................................................................................ 84permeable surfaces on sidewalks and streets ................................................................................................. 86stormwater treatment and detention ........................................................................................................... 90rainwater collection for flushing toilets .......................................................................................................... 91water conservation ........................................................................................................................................ 93payback summary: water efficiency ................................................................................................................ 974resource.guide.for.sustainable.developmentEnergy and Atmosphere ............................................................................................................................ 98overview ...................................................................................................................................................... 98distributed heat pumps ............................................................................................................................... 102chilled water ............................................................................................................................................... 104Power Generationco-generation ............................................................................................................................................. 106photovoltaics
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