Life Cycle Assessment: Systems Analysis for Sustainable Design and Consumption

6/18/03


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Table of Contents

Life Cycle Assessment: Systems Analysis for Sustainable Design and Consumption

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Outline

Industrial Ecology & LCA

Example: Residential Heating

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“80/80 Rule”: > 80% of total burden is upstream for 80% of sectors

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Message IS: Perspective

LCA: A very brief History

The First US LCA

60’s & 70’s: Energy Analyses

US EPA 1972-74

US EPA 1972-74 Findings

US EPA Follow-On LCAs

LCA Re-emerges 80’s – 90’s

LCA: How-to

LCA Defined: ISO 14040 (‘97)

Life Cycle Inventory Analysis

LCI: 2 Families of Approach

Process-based example

Process-based: Window

LCI: Second Approach

US Input/Output Data

“Sawn Oak” Example

Inputs to “Saw Mills and Planing Mills”

LCA Defined: ISO 14040 (‘97)

Life Cycle Impact Assessment

Life Cycle Impact Assessment

Classification & Characterization

Normalization 101

Weighting 101

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Industry Application Reasons

Public Sector LCA Activities

LCA Application Example

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Building Design Phases

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Defining the Hybrid Houston Health Science Bldg

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Assign items to construction industry standard categories

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Zoom in on SFR Interior Finishes

Some uses of the results

Applications

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LCA in Motion: Key Developments

The ISO 14040 Series

National, Public, Process-Level Database Projects

Life Cycle Initiative: http://www.uneptie.org/pc/sustain/lca/lcini.htm

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Existing LCA Framework

Integrate consistently with – and leverage – existing LCA framework

Development influences health

GDP per capita ? Life Expectancy Globally

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Within-country Effects

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Life cycle health impact assessment

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Summary

Author: Gregory A. Norris

Email: gnorris@hsph.harvard.edu

Home Page: http://www.sylvatica.com

Other information:
Copyright 2003 Gregory A. Norris, Ph.D. All rights reserved.