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Evaluation of Environmental Impacts in Life Cycle Assessment - estis

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V<br />

Guidance for readers<br />

VI<br />

Acknowledgements<br />

VIII<br />

Part One The Framework <strong>of</strong> <strong>Life</strong> <strong>Cycle</strong><br />

<strong>Assessment</strong> (LCA) 1<br />

Part Two<br />

<strong>Life</strong> <strong>Cycle</strong> Th<strong>in</strong>k<strong>in</strong>g 1<br />

Overview <strong>of</strong> LCA methodology 1<br />

LCA Users 2<br />

Introduction to <strong>Life</strong> <strong>Cycle</strong> Impact<br />

<strong>Assessment</strong> (LCIA) 3<br />

Basic elements <strong>in</strong> LCIA 3<br />

Level <strong>of</strong> sophistication <strong>in</strong> LCIA 6<br />

What is the mean<strong>in</strong>g <strong>of</strong> midpo<strong>in</strong>ts and endpo<strong>in</strong>ts? 7<br />

Examples <strong>of</strong> midpo<strong>in</strong>t and endpo<strong>in</strong>t approaches 10<br />

Part Three Recent methodological discussions on the<br />

evaluation <strong>of</strong> environmental impacts <strong>in</strong> LCA 17<br />

Brussels and Brighton workshops 17<br />

Uncerta<strong>in</strong>ty and Comprehensiveness 19<br />

Areas <strong>of</strong> Protection 22<br />

Transparency 24<br />

Advanced applications <strong>of</strong> LCIA 25<br />

Application dependency <strong>of</strong> LCIA 29<br />

Comparative assertions and environmental claims 30<br />

Relationship with decision support 33<br />

Part Four Challenges <strong>in</strong> the current state <strong>of</strong> LCA and<br />

especially LCIA and recommendations on<br />

how to overcome them to broaden its use 35<br />

Challenges 35<br />

Recommendations 37<br />

Conclusions 38<br />

Contents<br />

Appendices: 39<br />

1. LCA for Beg<strong>in</strong>nners 40<br />

2. Bibliography 44<br />

3. Internet Resources 52<br />

4. LCA based electronic tools 53<br />

5. Scientific Articles 58<br />

6. Workshops Participants 86<br />

About UNEP DTIE, US-EPA, CML and AGA 94

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