Green Rating Systems : Intro

Rachel MacIntyre, Arkitekt MAA, LEED APKøbenhavns KommuneIslands Brygge 37 Workshop22 September, 2010

• Why Green Building Rating Systems?

• Rating Systems Comparison

• Impact of Green Building Rating Systems

• The Dutch Case

• What Now?

The Eden Project, Cornwall, Nicholas Grimshaw Photo Credit: Jurgen Matern

Foster + Partners Comparison Map

International Sustainability Assessments

Green Rating Systems

LEED Leadership in Energy and Environmental DesignUS Green Building Council, USA

BREEAM International Building Research Establishment Environmental Assessment MethodBRE, UK

One Planet LivingBioregional, UK

Deutsches Gesellschaft fur Nachhaltiges BauenGerman Sustainable Building Council

Rating the environmental performance of a building is necessary to ensure that it’s green credentials incorporate both the visible and invisible elements that make it ‘green’….invisible methods like energy efficiency are often more important and can only be identified and recorded by rating or certification.

Aurore Julien, Llewelyn Davies Yeang’s Eco Systems Unit

Why Green Rating Systems?

Langley Academy of Science, London, Foster + Partners

Why Green Rating Systems?

South

EastWest

• Measure the ‘invisible elements’ of a building

• Provide benchmarks and checklists of performance

• Provide positive motivational sustainability goals

• Developed in partnership with construction industry, business and communities

• Progressively improving and evolving

Key Criteria

• Energy + Atmosphere

• Materials + Resources

• Indoor Environmental Quality • Sustainable Sites

• Water Management

Green Lighthouse, Christensen + Co. Arkitektur AS Photos by Adam Mørk

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Materials and Resources

• Storage + Collection of Recyclables

• Building Reuse

• Construction Waste Management

• Materials Reuse

• Recycled Content

• Regional Materials

• Rapidly Renewable Materials

• Certified Wood

• Management

• Health + Wellbeing

• Energy • Transport

• Water

• Materials

• Waste

• Land Use + Ecology

• Pollution

Key Criteria

Great Ormond St Hospital, London. Llewelyn Davies Yeang

• Local + sustainable food

• Equity for trade + local economy

• Culture and heritage

• Happiness

Broader Focus

BedZED, London, Bill Dunster + the ZED Factory

Cost Premium - LEED Example

The Costs and Financial Benefits of Building Green, Sustainable Building Task Force, October 2003

Occupancy + Health Benefits

• Building Occupants Productivity increases 2.18% = 39hrs a year

• Absenteeism, Stress + Depression dropped

• Respiratory Ailments dropped markedly from 20.21 hrs to 14.06 hrs

Effects of Green Buildings on Employee Health and Productivity, American Journal of Public Health

Percent %

Per

cen

t %

Source: Doing well by doing good. Green Office Buildings, University of California, Berkely Working Paper (2008)

Broader Effects

Greening the Codes Building codes begin to broaden their charge to include human and environmental impacts of buildings into their Health + Safety Mission. USGBC

The Dutch Case

• April 2008 DGBC translates original English version into Dutch

• February 2009 13 pilot projects commenced

• March 2009 DGBC launched the beta version of BREEAM-NL NewBuildings. Dedicated Wikipedia page open for comments.

• September 2009BREEAM-NL 2010 Version 1.0 for new buildings approved.

• October 2009 scheme publicly launched

• April 2010 Transport Building, Airport Schiphol, Amsterdam BREEAM-NL Very Good Rating

Photo Credit: COBE Architects

What could the challenges be?

What could the benefits and opportunities be?