Intro
Preface
Acknowledgements
Contents
Abbreviations
1 General Introduction
1.1 The Origin of Environmental Footprints
1.2 The Development of Environmental Footprints
1.3 Debates on Environmental Footprints
1.4 The Relation to Life Cycle Assessment
1.5 The Relation to Planetary Boundaries
1.6 Research Questions
1.7 Outline of the Book
References
2 A Conceptual Framework for Constituting a Footprint Family
2.1 Introduction
2.2 Review of the Literature on Combining Environmental Footprints
2.3 Elaboration of a Footprint Family

2.3.1 Selection of Footprint Indicators
2.3.2 Survey of Selected Footprints
2.3.3 Comparison of Selected Footprints
2.4 Discussion
2.4.1 Evaluation of the Footprint Family
2.4.2 Needs for Further Development
2.5 Conclusions
References
3 Exploring Some Fundamentals of Environmental Footprints
3.1 Introduction
3.2 Investigation into the Inventory and Characterization Aspects of Selected Environmental Footprints
3.2.1 Overall Terminology and Structure of the Analysis
3.2.2 Carbon Footprint
3.2.3 Water Footprint
3.2.4 Land Footprint

3.2.5 Material Footprint
3.3 Lessons for the Classification and Integration of Environmental Footprints
3.3.1 General Lessons
3.3.2 Lessons for the Classification of Footprints: A Two-Category Framework
3.3.3 Lessons for the Integration of Footprints: A Three-Step Framework
3.4 Discussion
3.5 Conclusions
References
4 Life Cycle Assessment: Nice to Have or Essential for Environmental Footprints?
4.1 Introduction
4.2 On the Strengths of LCA for Environmental Footprints
4.2.1 The Role of Impact Characterization in the Carbon Footprint

4.2.2 Moving from the Material Footprint to a Resource Depletion Footprint
4.2.3 Summary
4.3 On the Limitations of LCA for Environmental Footprints: A Case Study of OEF
4.4 Discussion
References
5 Understanding the Complementarities of Environmental Footprints and Planetary Boundaries
5.1 Introduction
5.2 Why Knowledge of Planetary Boundaries is Important for Making Environmental Footprints Policy-Relevant?
5.3 Why Environmental Footprints Are Important for Making the PBF Scientifically Robust?

5.4 Complementary Use of Environmental Footprints and Planetary Boundaries for Environmental Sustainability Assessment
5.4.1 The Root of the Environmental Sustainability Concept
5.4.2 A Footprint-Boundary ESA (F-B ESA) Framework
5.4.3 Benefits of the F-B ESA Framework
5.5 Research Agenda for Strengthening the Footprint-boundary Environmental Sustainability Framework in Future Work
5.5.1 Development of Measurable Aggregated Boundaries at Multiple Scales
5.5.2 Partitioning of Systemic Planetary Boundaries for Sub-Global Assessments