Greening of the Building Sector &

Implications for LCA Approaches

Maria Atkinson & Chris DerksemaGreen Building Council of Australia

To promote sustainable development and the transition of the property industry to implementing green building initiatives.

Mission

Environmental Impact

world resources %32 ه water %12 هwaste to landfill %40 هair emissions %40 ه greenhouse gas % 40 هemissions

Life Cycle Assessment

X

or

Green Star Tool Sequencing

• Management

• Indoor Environment Quality

• Energy

• Transport

• Water

• Materials

• Land Use and Ecology

• Emissions

• Management

• Indoor Environment Quality

• Energy

• Transport

• Water

• Materials

• Land Use and Ecology

• Emissions

Assessm

en

t C

red

its

Issu

e C

ate

gory

Score

s

En

vir

on

men

tal W

eig

hti

ng

s

Sin

gle

Score

Rating

• Innovation

Green Star Framework

OverallScore

Rating Outcome

10-19 One Star Not eligible for formal certification

20-29 Two Star Not eligible for formal certification

30-44 Three Star Not eligible for formal certification

45-59 Four Star Eligible to apply for a Four Star Green Star certified rating that recognises/rewards “Best Practice”

60-74 Five Star Eligible to apply for a Five Star Green Star certified rating that recognises/rewards “Australian Excellence”

75+ Six Star Eligible to apply for a Six Star Green Star certified rating that recognises/rewards “World Leader”

Certified rating

8 Brindabella Circuit, ACT – Australia’s first

5 Green Star – Office Design building

Materials

Life Cycle Impacts

Category Title Credit Number. Points Available

Management      

Water      

  Occupant amenity potable water efficiency Wat-1 5

  Water Meter Wat-2 2

  Landscape irrigation water efficiency Wat-3 2

  Cooling Tower water consumption Wat-4 4

Materials      

  Recycling waste storage Mat-1 3

  Recycled Content of Structural Concrete Mat-2 3

  Recycled Content of Structural Steel Mat-3 2

  Permanent Furnishings Mat-4 2

  Closed-loop carpets Mat-5 3

  PVC Minimisation Mat-6 2

  Sustainable Timber Mat-7 2

Emissions      

  Refrigerant ODP Emi-1 2

  Refrigerant GWP Emi-2 1

  Refrigerant Leak Detection Emi-3 1

  Refrigerant Recovery Emi-4 1

  Watercourse Pollution Emi-5 3

  Reduced flow to sewer Emi-6 4

  Light pollution Emi-7 3

  Cooling Towers Emi-8 1

  Insulant ODP Emi-9 1

Innovation      

  Innovation Inn-1 5

www.gbcaus.org