Solutions
Services
Training
Gershuny J, Weidema B P, Madsen S T (2025). Uncovering consumption inequalities by integrating household activity patterns in UK input-output tables. Review of Economics of the Household (2025) https://2-0-lca.com/?p=19683
Muñoz I, Schmidt J, Weidema B P (2024). The indirect global warming potential of methane oxidation in the IPCC's sixth assessment report. Environmental Research Letters 19(12):121002 (6 pages) https://2-0-lca.com/?p=18144
Weidema B P, Schmidt J (2024). Proposals for improvements to the PEF method. 2-0 LCA https://2-0-lca.com/?p=18143
Brandão M, Weidema B P, Martin M, Cowie A, Hamelin L, Zamagni A (2024). Consequential Life Cycle Assessment: What, Why and How? Encyclopedia of Sustainable Technologies 1:181-189 https://2-0-lca.com/?p=18120
Fantke P, Pfister S, Blackstone N T, Canals L M, Conrad Z, Fulgoni V L III, Mathers J C, Scherer L, Stylianou K S, van der Pols J C, Willett W, Weidema B P, Jolliet O (2024). Accounting for nutrition-related health impacts in food life cycle assessment: insights from an expert workshop. International Journal of Life Cycle Assessment (2024) 29:953-966 https://2-0-lca.com/?p=18140
Hansen R N, Eliassen J L, Schmidt J, Andersen C E, Weidema B P, Birgisdóttir H, Hoxha E (2024). Environmental consequences of shifting to timber construction: The case of Denmark. Sustainable Production and Consumption, 46:54-67 https://2-0-lca.com/?p=18138
Muñoz I, Weidema B P (2024). Ethylene and propylene production from steam cracking in Europe: a consequential perspective. The International Journal of Life Cycle Assessment, 29:745–758 https://2-0-lca.com/?p=18137
Weidema B P, Eliassen J (2023). Establishing a horizontal European climate label for products. Study for the Panel for the Future of Science and Technology, European Parliamentary Research Service, PE747.453 https://2-0-lca.com/?p=18135
Madsen S T, Weidema B P (2023). Input-output modelling for household activity-level environmental footprints: a systematic literature review. Environmental Research Letters 18(4): 043003 https://2-0-lca.com/?p=18131
Weidema B P (2023). Adjusting the social footprint methodology based on findings of subjective wellbeing research. International Journal of Life Cycle Assessment 28:70–79 https://2-0-lca.com/?p=18119
Ghose A, Lissandrini M, Hansen E R, Weidema B P (2022). A core ontology for modeling life cycle sustainability assessment on the Semantic Web. Journal of Industrial Ecology 26:731–747 https://2-0-lca.com/?p=18109
Weidema B P (2022). Life Cycle SDG Assessment. 2-0 LCA, Aalborg, Denmark https://2-0-lca.com/?p=18113
Weidema B P (2022). Comparison of the requirements of the GHG Protocol Product Life Cycle standard and the ISO 14040 series. Presentation 2-0 LCA, Aalborg, Denmark https://2-0-lca.com/?p=18124
Weidema B P (2022). Relative importance of sustainability impact pathways – A first rough assessment. 2-0 LCA, Aalborg, Denmark https://2-0-lca.com/?p=18112
Almeida D T L, Weidema B P, Godin A (2022). Beyond normative system boundaries in life cycle assessment: The environmental effect of income redistribution. Cleaner Environmental Systems 4:100072 https://2-0-lca.com/?p=18114
Weidema B P (2021). Data collection guideline for pressure indicators for LCSA. 2-0 LCA, Aalborg, Denmark https://2-0-lca.com/?p=18111
Schrijvers D L, Loubet P, Weidema B P (2021). To what extent is the Circular Footprint Formula of the Product Environmental Footprint Guide consequential? Journal of Cleaner Production 320:128800 https://2-0-lca.com/?p=18102
Weidema B P (2021). Video presentation: Best practice for Life Cycle Assessment of Low-Carbon Transportation Fuels in the United States.. A video presentation for National Academies of Science, Engineering, and Medicine (NASEM) https://2-0-lca.com/?p=18101
Weidema B P (2021). . CLCA – Current best practice for Life Cycle Assessment https://2-0-lca.com/?p=19640
Peña C, Civit B, Gallego-Schmid A, Druckman A, Caldeira- Pires A, Weidema B, Mieras E, Wang F, Fava J, Milà i Canals L, Cordella M, Arbuckle P, Valdivia S, Fallaha S, Motta W (2021). Using life cycle assessment to achieve a circular economy. The International Journal of Life Cycle Assessment 26:215–220 https://2-0-lca.com/?p=18098
Trolle T S, Weidema B P (2020). Assessment of the feasibility and potential impact of adding additional ecolabel criteria for global warming impacts of buildings and building materials. 2-0 LCA, Aalborg, Denmark https://2-0-lca.com/?p=18110
Weidema B P (2020). Nutrition in the life cycle assessment of foods - function or impact? The International Journal of Life Cycle Assessment 25:1210-1216 https://2-0-lca.com/?p=18068
Weidema B P (2020). LCA-based assessment of the Sustainable Development Goals. Development update and preliminary findings of the Project “Linking the UN Sustainable Development Goals to life cycle impact pathway frameworks”. Date: 3 August 2020. https://2-0-lca.com/?p=18092
Weidema B P (2020). Using Life Cycle Assessment to achieve a circular economy. Position Paper of the Life Cycle Initiative, July https://2-0-lca.com/?p=18090
Weidema B P (2020). Review of three recent textbooks on LCA. Journal of Industrial Ecology 24:726-730 https://2-0-lca.com/?p=18077
Weidema B P (2020). Methodological review and detailed guidance for the life cycle interpretation phase. Journal of Industrial Ecology, 24(2):986-1003 https://2-0-lca.com/?p=18087
Weidema B P (2020). Relevance of attributional and consequential information for environmental product labelling. The International Journal of Life Cycle Assessment 25:900–904 https://2-0-lca.com/?p=18076
Weidema B P (2020). Mineral resources in life cycle impact assessment: part II – recommendations on application-dependent use of existing methods and on future method development needs. International Journal of Life Cycle Assessment 25:798–813 https://2-0-lca.com/?p=18082
Weidema B P (2020). Mineral resources in life cycle impact assessment—part I: a critical review of existing methods. International Journal of Life Cycle Assessment 25:784–797 https://2-0-lca.com/?p=18081
Weidema B P (2020). Towards a taxonomy for social impact pathway indicators. Pp. 11-23 in Traverso M, Petti L, Zamagni A, (eds.): Perspectives on Social LCA - Contributions from the 6th International Conference. 129 pages. SpringerBriefs in Environmental Science, Springer International Publishing, Switzerland, ISBN: 978-3-030-06564-5 https://2-0-lca.com/?p=18059
Weidema B P (2019). Assessing socio-economic impacts of agriculture. Chapter 8 in Weidema B P (ed.): Assessing the environmental impact of agriculture. Burleigh Dodds Science Publishing, Cambridge, UK https://2-0-lca.com/?p=18074
Weidema B P (2019). Assessing the environmental impact of agriculture. Burleigh Dodds Science Publishing, Cambridge, UK https://2-0-lca.com/?p=18073
Schmidt J, Weidema B P (2019). Social responsibility is always consequential — Rebuttal to Brander, Burritt and Christ (2019): Coupling attributional and consequential life cycle assessment: A matter of social responsibility. Journal of Cleaner Production 223:12-13 https://2-0-lca.com/?p=18058
Weidema B P (2019). Consistency check for life cycle assessments. The International Journal of Life Cycle Assessment 24(5):926-934 https://2-0-lca.com/?p=18055
Weidema B P (2019). The social cost of sub-soil resource use. Resources 8(1):2-17 https://2-0-lca.com/?p=18057
Weidema B P (2019). Towards integrating the ecosystem services cascade framework within the Life Cycle Assessment (LCA) cause-effect methodology. Science of The Total Environment 690:1284-1298 https://2-0-lca.com/?p=18067
Weidema B P (2018). Nutrition – function or impact? Paper presented at the 11th International Conference on Life Cycle Assessment of Food 2018 (LCA Food). 17-19 October 2018, Bangkok, Thailand https://2-0-lca.com/?p=18054
Fantke P, Pauliuk S, Schmidt J, Weidema B P (2018). On the boundary between economy and environment in LCA. International Journal of Life Cycle Assessment 23(9):1839-1846 https://2-0-lca.com/?p=18034
Weidema B P (2018). Making the SDGs relevant to business. PRé Sustainability & 2-0 LCA https://2-0-lca.com/?p=18052
Weidema B P (2018). Recycling and its effects on joint production systems and the environment – the case of rare earth magnet recycling – Part I — Production model. Resources, Conservation and Recycling 134:336-346 https://2-0-lca.com/?p=18039
Fantke P, Weidema B P (2018). Relating the Global Burden of Disease to life cycles. Procedia CIRP 69:417–422 https://2-0-lca.com/?p=18042
Weidema B P (2018). In search of a consistent solution to allocation of joint production. Journal of Industrial Ecology 22(2):252-262 https://2-0-lca.com/?p=18017
Weidema B P (2018). Attributional or consequential Life Cycle Assessment: A matter of social responsibility. Journal of Cleaner Production 174:305–314 https://2-0-lca.com/?p=18037
Weidema B P (2018). Attributional and consequential interpretations of the ISO 14044. Historical snapshot from the work in ISO TC207/SC5/TG1 https://2-0-lca.com/?p=18044
Weidema B P (2018). The social footprint—a practical approach to comprehensive and consistent social LCA. International Journal of Life Cycle Assessment 23(3):700-709 https://2-0-lca.com/?p=18008
de Souza D M, Dewulf J, Fantke P, Hellweg S, Pfister S, Sonderegger T, Stoessel F, Verones F, Vieira M, Weidema B P (2017). Towards harmonizing natural resources as an area of protection in life cycle impact assessment. The International Journal of Life Cycle Assessment 22(12):1912–1927 https://2-0-lca.com/?p=18020
Schenker U, Weidema B P (2017). White paper - social footprint. White Paper from Nestlé Research, Lausanne, September 2017 https://2-0-lca.com/?p=18033
Weidema B P (2017). Short procedural guideline to identify the functional unit for a product environmental footprint and to delimit the scope of product categories. 2.-0 LCA consultants, report to the Nordic Council of Ministers https://2-0-lca.com/?p=18018
Weidema B P (2017). Estimation of the size of error introduced into consequential models by using attributional background datasets. The International Journal of Life Cycle Assessment 22(8):1241-1246 https://2-0-lca.com/?p=18014
Koffler Christoph, Laurent Alexis, Pizzol M, Serenella Sala, Verones Francesca, Weidema B P (2017). Normalisation and weighting in life cycle assessment: quo vadis? The International Journal of Life Cycle Assessment 22(6):853–866 https://2-0-lca.com/?p=18012
de Saxcé M, Muñoz I, Weidema B P (2016). Environmental impacts of alcoholic beverages - as distributed by the Nordic Alcohol Monopolies 2014. 2-0 LCA, Aalborg, Denmark. https://2-0-lca.com/?p=18027
Weidema B P (2016). Valuation procedures for Product Environmental Footprint (PEF). Published as Chapter 5 of Christiansen K. (ed.): Nordic Environmental Footprint Seminar on LCA/PEF Issues https://2-0-lca.com/?p=18019
Ciroth A, Lesage P, Muller S, Weidema B P (2016). Empirically based uncertainty factors for the pedigree matrix in ecoinvent. The International Journal of Life Cycle Assessment 21(9):1338–1348 https://2-0-lca.com/?p=17960
Bauer C, Moreno-Ruiz E, Reinhard J, Steubing B, Weidema B P, Wernet G (2016). The ecoinvent database version 3 (part I): overview and methodology. International Journal of Life Cycle Assessment 21(9):1218–1230 https://2-0-lca.com/?p=18004
Ciroth A, Lesage P, Muller S, Mutel C, Samson R, Weidema B P (2016). The application of the pedigree approach to the distributions foreseen in ecoinvent v3. The International Journal of Life Cycle Assessment 21(9):1327–1337 https://2-0-lca.com/?p=17959
Azapagic A, Ekvall T, Finnveden G, Rydberg T, Weidema B P, Zamagni A (2016). Attributional and consequential LCA in the ILCD Handbook. International Journal of Life Cycle Assessment 21(3):293-296 https://2-0-lca.com/?p=17999
Moreau V, Weidema B P (2015). The computational structure of environmental life cycle costing. International Journal of Life Cycle Assessment 20(10):1359-1363 https://2-0-lca.com/?p=17996
Berg-cross G, Cheatham M, Hitzler P, Hu Y, Ingwersen W, Janowicz K, Ju Y, Krisnadhi A, Kuczenski B, Meyer D, Rivela B, Suh S, Tivander J, Vardeman C, Weidema B P (2015). A minimal ontology pattern for life cycle assessment data. 6th Workshop on Ontology and Semantic Web Patterns (WOP 2015) https://2-0-lca.com/?p=17995
Brandão M, Muñoz I, Schmidt J, Weidema B P (2015). Rebuttal to ‘Indirect land use change (iLUC) within life cycle assessment (LCA) – scientific robustness and consistency with international standards’. GCB Bioenergy, Letter to editor 7(4):565-566 https://2-0-lca.com/?p=17977
de Saxcé M, Schmidt J, Weidema B P (2015). Life cycle evaluation of the effect of ecolabels - Apartment buildings, canteens and laundry detergents. Ecolabelling Denmark, Copenhagen. https://2-0-lca.com/?p=17992
Brandão M, Schmidt J, Weidema B P (2015). A framework for modelling indirect land use changes in life cycle assessment. Journal of Cleaner Production 99:230-238 https://2-0-lca.com/?p=17986
Brandão M, Weidema B P (2015). Ethical perspectives on planetary boundaries and LCIA. Extended abstract for presentation at the SETAC2015, Barcelona 3-7 May 2015 https://2-0-lca.com/?p=17980
Weidema B P (2015). The social footprint – A practical approach to comprehensive and consistent social LCA. Extended abstract for presentation at the SETAC2015, Barcelona 3-7 May 2015 https://2-0-lca.com/?p=17982
Brandão M, Osset P, Pizzol M, Weidema B P (2015). Monetary valuation in life cycle assessment: a review. Journal of Cleaner Production 86:170-179 https://2-0-lca.com/?p=17967
Weidema B P (2014). Comparing three life cycle impact assessment methods from an endpoint perspective. Journal of Industrial Ecology 19(1):20-26 https://2-0-lca.com/?p=17958
Brandão M, Muñoz I, Schmidt J, Weidema B P (2014). Avoiding the streetlight effect: Rebuttal to ‘Indirect land use change (iLUC) within life cycle assessment (LCA) - scientific robustness and consistency with international standards’ by prof. Dr. Matthias Finkbeiner. 2.-0 LCA consultants, Skibbrogade 5, 1, 9000, Aalborg, Denmark https://2-0-lca.com/?p=17966
Weidema B P (2014). Bo Weidema's comments on the LEAP guideline on "Greenhouse gas emissions and fossil energy demand from poultry supply chains". Organisation: 2.-0 LCA consultants https://2-0-lca.com/?p=17997
Weidema B P (2014). Has ISO 14040/44 failed its role as a standard for LCA? Journal of Industrial Ecology 18(3):324-326 https://2-0-lca.com/?p=17953
Bulle C, Humbert S, Jolliet O, Margni M, Rosenbaum R, Weidema B P (2014). Comparing IMPACT World+ with other LCIA methodologies at end-point level using the Stepwise weighting factors. Presentation for SETAC Europe 24th Annual Meeting, 11.-15. May 2014 https://2-0-lca.com/?p=17952
Bauer C, Hischier R, Mutel C, Nemecek T, Reinhard J, Vadenbo C O, Weidema B P, Wernet G (2013). Overview and methodology. Data quality guideline for the ecoinvent database version 3. Ecoinvent Report 1(v3). St. Gallen: The ecoinvent Centre. https://2-0-lca.com/?p=17823
Brandão M, Pizzol M, Weidema B P (2013). The Use of Monetary Valuation of Environmental Impacts in Life Cycle Assessment: State of the art, strengths and weaknesses. SCORE-LCA report Nb 2012-03, Date: 10/2013 https://2-0-lca.com/?p=17989
Weidema B P (2013). Reducing impacts of forestry – the fallacy of low-intensity management. Presentation for 6th International Conference on Life Cycle Management, Gothenburg 2013.08.25-28. https://2-0-lca.com/?p=17820
Christiansen K, Weidema B P, Wernet G (2013). Radically reducing the costs of panel critical reviews according to ISO 14040. Presentation for 6th International Conference on Life Cycle Management, Gothenburg 2013.08.25-28. https://2-0-lca.com/?p=17821
Brandão M, Weidema B P (2013). Conceptual challenges for internalising externalities. Presentation for 6th International Conference on Life Cycle Management, Gothenburg 2013.08.25-28. https://2-0-lca.com/?p=17822
Weidema B P (2013). Guide to interpret the EU product environmental footprint (PEF) guide. Published April 15th 2013. Aalborg: 2.-0 LCA consultants. https://2-0-lca.com/?p=17824
Brandão M, Weidema B P (2013). LCA Data Modelling: The Consequential Approach. Chapter 3.2 in De Camillis, C., Brandão, M., Zamagni, A., Pennington, D. (eds.): Sustainability assessment of future-oriented scenarios: a review of data modelling approaches in Life Cycle Assessment. Towards recommendations for policy making and business strategies. European Commission, Joint Research Centre, Institute for Environment and Sustainability, Publications Office of the European Union, Luxemburg, pp. 17-20 https://2-0-lca.com/?p=17979
Ciroth A, Muller S, Weidema B P (2012). Refining the pedigree matrix approach in ecoinvent. Published by GreenDelta - May 2012, Version 7.1 https://2-0-lca.com/?p=17963
Weidema B P (2012). New paradigm or old distance to target? Environmental Science & Technology 46(2):570 https://2-0-lca.com/?p=17806
Brandão M, Chomkhamsri K, Cowie A L, Hauschild M Z, Joergensen S V, Kirschbaum M U F, Levasseur A, Pennington D W, Weidema B P (2012). Key issues and options in accounting for carbon sequestration and temporary storage in life cycle assessment and carbon footprinting. International Journal of Life Cycle Assessment 18 (1):230-240 https://2-0-lca.com/?p=17816
Beck T, Brandão M, Civit B, de Baan L, Goedkoop M, Koellner T, Margni M, Milà i Canals L, Müller-Wenk R, Weidema B P, Wittstock B (2012). Principles for life cycle inventories of land use on a global scale. International Journal of Life Cycle Assessment 18 (6):1203-1215 https://2-0-lca.com/?p=17817
Weidema B P (2011). Ecoinvent database version 3 - the practical implications of the choice of system model. Presentation for the Life Cycle Management (LCM 2011) conference, Berlin, 2011.08.28-31. https://2-0-lca.com/?p=17811
Weidema B P (2011). Re-engineering LCA for simplicity and flexibility. Presentation for the SETAC Europe Annual Meeting, Milano, 2011.05.15-19. https://2-0-lca.com/?p=17812
Weidema B P (2011). Uncertainty reduction in consequential LCA models. Presentation for the Life Cycle Assessment XI (LCA XI) Conference, Chicago, 2011.10.4-6. https://2-0-lca.com/?p=17804
Weidema B P (2011). Insights from life cycle modelling. Presentation for the UNEP/SETAC Life Cycle Initiative workshop on Knowledge mining on Product Sustainability from LCA Studies for Effective LCM Practice, Berlin, 2011-09-01. https://2-0-lca.com/?p=17805
Weidema B P (2011). Stepping stones from life cycle assessment to adjacent assessment techniques. Journal of Industrial Ecology 15(5):658-661. https://2-0-lca.com/?p=17810
Suh S, Weidema B, Schmidt J, Heijungs R (2010). Generalized make and use framework for allocation in life cycle assessment. Journal of Industrial Ecology 14(2):335-353. https://2-0-lca.com/?p=17796
Weidema B P (2010). Environmental training for the food industry. Pp. 356-373 in Sonnesen U, Berlin J and Ziegler F (eds.): Environmental assessment and management in the food industry: Life cycle assessment and related approaches. Woodhead Publishing Series in Food Science, Technology and Nutrition No. 194. ISBN 978-1-84569-552-1. https://2-0-lca.com/?p=17794
Reinhard J, Schmidt J, Weidema B P (2010). Identifying the marginal supply of wood pulp. 2.-0 LCA consultants, Aalborg, Denmark. https://2-0-lca.com/?p=17795
Schmidt J, Weidema B P (2010). Avoiding allocation in life cycle assessment revisited. Column for Journal of Industrial Ecology 14(2):192-195. https://2-0-lca.com/?p=17797
Schmidt J, Suh S, Weidema B P (2010). FORWAST: Documentation of the final model used for the scenario analyses. Deliverable 6-4 of the EU FP6-project FORWAST. http://forwast.brgm.fr/. https://2-0-lca.com/?p=17802
Andrews E S, Barthel L-P, Beck T, Benoit C, Ciroth A, Cucuzzella C, Gensch C-O, Hubert J, Lesage P, Manhart A, Maria L, Mazeau P, Mazijn B, Methot A-L, Moberg A, Norris G A, Parent J, Prakash S, Reveret J-P, Spillemaeckers S, Ugaya S, Valdivia S, Weidema B P (2009). Guidelines for social life cycle assessment of products. United Nations Environment Programme. https://2-0-lca.com/?p=17790
Schmidt J, Weidema B P (2009). Response to the public consultation on a set of guidance documents of the International Reference Life Cycle Data System (ILCD) Handbook. 2.-0 LCA consultants. https://2-0-lca.com/?p=17785
Ekvall T, Heijungs R, Weidema B P (2009). Guidelines for applications of deepened and broadened LCA. Deliverable D18 of work package 5 of the CALCAS project. https://2-0-lca.com/?p=17786
Eder P, Hermansen J, Weidema B P (2009). Meat and milk products in Europe: Impacts and improvements. Pp. 295-305 in Nemecek T, Gaillard G (eds.): Proceedings of the 6th International Conference on LCA in the Agri-Food Sector. https://2-0-lca.com/?p=17787
Weidema B P (2009). Avoiding or ignoring uncertainty. Column for Journal of Industrial Ecology 13(3):354-356. https://2-0-lca.com/?p=17788
Notten P, Suh S, Weidema B P (2009). Prioritizing within the product-oriented environmental policy – the Danish perspectives. Pp. 397-415 in Suh S. (ed.): Handbook of Input-Output Economics in Industrial Ecology. Springer Netherlands. https://2-0-lca.com/?p=17789
Weidema B P (2009). Using the budget constraint to monetarise impact assessment results. Ecological Economics 68(6):1591-1598. https://2-0-lca.com/?p=17791
Halberg N, Hermansen J, Kristensen T, Weidema B P, Wesnæs M (2008). Environmental improvement potentials of meat and dairy products. Eder P & Delgado L (eds.) Sevilla: Institute for Prospective Technological Studies. (EUR 23491 EN). https://2-0-lca.com/?p=17778
Andersen R D, Brunoe B, Christensen T S, Gregersen T K, Kristensen T G, Thiesen J, Thrane M. Weidema B P (2008). Rebound effects of price differences. International Journal of Life Cycle Assessment 13(2):104-114 https://2-0-lca.com/?p=17777
Weidema B P (2008). Criteria for good biodiversity indicators for forest management in the context of product life cycle assessment. 2-0 LCA https://2-0-lca.com/?p=17775
Weidema B P (2008). Framework for and review of biodiversity indicators for forest management in the context of product life cycle assessment. 2-0 LCA https://2-0-lca.com/?p=17776
Weidema B P (2008). Rebound effects of sustainable production. Presentation to the "Sustainable Consumption and Production" session of the conference "Bridging the Gap; Responding to Environmental Change - From Words to Deeds", Portoro, Slovenia, 2008.05.14-16. (Also presented to LCAVIII, Seattle, 2008.09.30). https://2-0-lca.com/?p=17781
Schmidt J, Weidema B P (2008). Shift in the marginal supply of vegetable oil. International Journal of Life Cycle Assessment 13(3):235-239 https://2-0-lca.com/?p=17832
Christensen P, Løkke S, Schmidt J, Thrane M, Weidema B P (2008). Carbon footprint. A catalyst for life cycle assessment? Journal of Industrial Ecology, 12(1):3-6 https://2-0-lca.com/?p=17957
Hauschild M, Jolliet O, Weidema B P (2007). Preparing characterisation methods for endpoint impact assessment. Published as Annex II of the report: "Environmental improvement potentials of meat and dairy products". Together with the publication "Using the budget constraint to monetarise impact assessment results", this publication provides a complete presentation of our Stepwise2006 impact assessment method. The Stepwise package contains both articles and a CSV-file for direct import of the method into the SimaPro LCA software. https://2-0-lca.com/?p=17833
Weidema B P (2007). Allocation in recycling. Excerpts from an Online LCA Forum discussion. https://2-0-lca.com/?p=17834
Hornblow B, Weidema B P (2007). Review of recent macro-economic scenarios. Deliverable 5-1 of the FORWAST project https://2-0-lca.com/?p=17835
Thrane M, Weidema B P (2007). Comments on the development of harmonized method for Sustainability Assessment of Technologies (SAT). Comments on the main issues raised in the Background paper to the first workshop on Sustainability Assessment of Technologies (Galatola 2007a) and the subsequent presentation at the SETAC conference (Galatola 2007b) https://2-0-lca.com/?p=17836
Weidema B P, Wesnæs M (2007). NAMEA-based normalisation reference for Europe year 2000 (zip-file). Hørsholm: 2.-0 LCA consultants. https://2-0-lca.com/?p=17837
Christiansen K, Koneczny K, Weidema B P, Wesnæs M (2006). Life-cycle based cost-benefit assessment of waste management options. Presentation for ISWA Annual Congress 2006, Copenhagen, 2006.10.1-5. The full report from this study has been edited and published by the EU Commission. https://2-0-lca.com/?p=17843
Benoit C, Dreyer L C, Flysjö A, Grießhammer R, Manhart A, Mazijn B, Methot A-L, Weidema B P (2006). Feasibility Study: Integration of social aspects into LCA. Prepared for the UNEP Life Cycle Initiative. Freiburg: Eco-Institute. https://2-0-lca.com/?p=17850
Christiansen K, Weidema B P, Wesnæs M (2006). Consumer demands on Type III environmental declarations. Report commissioned by ANEC - the consumer voice in standardisation. https://2-0-lca.com/?p=17851
Weidema B P (2006). Social impact categories, indicators, characterisation and damage modelling. Presentation for the 29th Swiss LCA Discussion Forum, 2006-06-15. https://2-0-lca.com/?p=17846
Weidema B P, Wesnæs M (2006). Long-term market reactions to changes in demand for NaOH. Study for Novozymes. Copenhagen: 2.-0 LCA consultants. https://2-0-lca.com/?p=17842
Notten P, Suh S, Weidema B P (2006). Setting priorities within product-oriented environmental policy: the Danish perspectives. Journal of Industrial Ecology 10(3):73-87 https://2-0-lca.com/?p=17845
Weidema B P (2006). The integration of economic and social aspects in life cycle impact assessment. International Journal of Life Cycle Assessment 11(1):89-96 https://2-0-lca.com/?p=17848
Weidema B P, Wesnæs M (2005). Marginal production routes and co-product allocation for alcoholetoxylate from palm oil and palm kernel oil (zip-file). Study for Novozymes. Copenhagen: 2.-0 LCA consultants. https://2-0-lca.com/?p=17852
Weidema B P (2005). ISO 14044 also applies to social LCA. Letter to the editor. International Journal of Life Cycle Assessment 10(6):381 https://2-0-lca.com/?p=17853
Stewart M, Weidema B P (2005). A consistent framework for assessing the impacts from resource use - A focus on resource functionality. International Journal of Life Cycle Assessment 10(4):240-247 https://2-0-lca.com/?p=17856
Christiansen K, Madsen J, Nielsen A M, Norris G A, Notten P, Suh S, Weidema B P (2005). Prioritisation within the integrated product policy. Environmental project no. 980. Copenhagen: Danish Environmental Protection Agency. https://2-0-lca.com/?p=17859
Weidema B P (2005). The integration of economic and social aspects in life cycle impact assessment. Presentation for the LCM2005 conference, Barcelona, 2005.09.05-07 https://2-0-lca.com/?p=17949
Weidema B P (2005). Hybrid LCA made easy. Poster for the 2005 SETAC conference https://2-0-lca.com/?p=17954
Weidema B P (2004). Geographical, technological and temporal delimitation in LCA. UMIP 2003 method. København: Miljøstyrelsen. (Environmental News 74) https://2-0-lca.com/?p=17863
Ekvall T, Pesonen H-L, Rebitzer G, Sonnemann G, Spielmann M, Weidema B P (2004). Scenarios in life-cycle assessment. Edited by G Rebitzer & T Ekvall. Pensacola: SETAC. https://2-0-lca.com/?p=17864
Hansen K, Petersen C, Weidema B P, Wenzel H (2004). The product, functional unit and reference flows in LCA. København: Miljøstyrelsen. (Environmental News 70) https://2-0-lca.com/?p=17867
Norris G A, Weidema B P (2004). Avoiding co-product allocation in the metals sector. Pp. 81-87 in A Dubreuil: "Life Cycle Assessment and Metals: Issues and research directions." Pensacola: SETAC. (Proceedings of the International Workshop on Life Cycle Assessment and Metals, Montreal, Canada, 2002.04.15-17). Note the error in the two formulas on p. 4: 1*11/14 --> 1*10/14 and 4*11/14 --> 4*1/14. https://2-0-lca.com/?p=17860
Lauridsen E H, Nielsen P H, Notten P, Tukker A, Weidema B P (2004). Environmental impact of the use of natural resources. Seville: Institute for Prospective Technological Studies, European Commission DG Joint Research Centre. (Technical Report EUR 21485 EN) https://2-0-lca.com/?p=17866
Andersen M, Jensen J D, Nielsen A M, Nielsen P H, Weidema B P (2004). Identification of processes affected by a marginal change in demand for food products - two examples on Danish pigs and cheese. Pp. 127-134 in N Halberg (ed.): Life Cycle Assessment in the Agri-food sector. Proceedings from 4th International Conference, 2003.10.6-8, Bygho https://2-0-lca.com/?p=17868
Bare J, Brent A, Goedkoop M, Heijungs R, Itsubo N, Jolliet O, Müller-Wenk R, Peña C, Pennington D W, Potting J, Rebitzer G, Stewart M, Udo de Haes H, Weidema B P (2004). The LCIA midpoint-damage framework of the UNEP/SETAC Life Cycle Initiative. International Journal of Life Cycle Assessment 9(6):394-404 https://2-0-lca.com/?p=17869
Ekvall T, Fischknecht R, Hunkeler D, Norris G A, Pennington D W, Rebitzer G, Rydberg T, Schmidt W-P, Suh S, Weidema B P (2004). Life Cycle Assessment. Part 1: Framework, goal and scope definition, inventory analysis, and applications. Environment International 30(5):701-720 https://2-0-lca.com/?p=17872
Ekvall T, Weidema B P (2004). System boundaries and input data in consequential life cycle inventory analysis. International Journal of Life Cycle Assessment 9(3):161-171 https://2-0-lca.com/?p=17873
Weidema B P (2004). Life cycle system delimitiation - an option or a must for EMA? Presentation for EMAN conference, Lüneburg, 2004.03.04-05 https://2-0-lca.com/?p=17875
Dalgaard R, Halberg N, Nielsen A M, Nielsen P H, Weidema B P (2003). LCA food data base. Tjele: Danish Institute of Agricultural Sciences https://2-0-lca.com/?p=17879
Weidema B P (2003). Environmental training for the food industry. Chapter 15 in Mattsson B, Sonesson U: Environmentally-friendly food processing. Cambridge: Woodhead Publishing and CRC Press https://2-0-lca.com/?p=17880
Frees N, Øllgaard H, Petersen E H, Weidema B P (2003). Reducing uncertainty in LCI. Copenhagen: Danish Environmental Protection Agency. (Environmental project no. 862) https://2-0-lca.com/?p=17883
Brent A, Goedkoop M, Itsubo N, Jolliet O, Mueller-Wenk R, Peña C, Schenk R, Stewart M, Weidema B P (2003). Final report of the LCIA definition study. Life Cycle Impact Assessment programme of The UNEP/SETAC Life Cycle Initiative https://2-0-lca.com/?p=17887
Christiansen K, Nielsen A M, Weidema B P (2003). Prioritisation of product groups and product areas in the integrated product policy. Seminar-proceedings. https://2-0-lca.com/?p=17888
Weidema B P (2003). Market information in life cycle assessment. Copenhagen: Danish Environmental Protection Agency. (Environmental Project no. 863) https://2-0-lca.com/?p=17878
Weidema B P (2003). Flexibility for application. Market modelling in LCI databases. Presentation to the International Workshop on LCI-Quality, Karlsruhe, 2003.10.20-21 https://2-0-lca.com/?p=17881
Weidema B P (2003). Matching bottom-up and top-down for verification and integration of LCI databases. Presentation to the International Workshop on LCI-Quality, Karlsruhe, 2003.10.20-21 https://2-0-lca.com/?p=17882
Notten P, Weidema B P (2003). An expert system approach to LCI database management. Presentation to the International Workshop on LCI-Quality, Karlsruhe, 2003.10.20-21 https://2-0-lca.com/?p=17885
Weidema B P (2003). "Dispersal of invasive species and GMO" and "Use of natural resources". Chapter 11 and chapter 12 (with M Stewart) of the Life Cycle Impact Assessment definition study: Background document III. Analysis of midpoint categories. Life Cycle Impact Assessment programme of The UNEP/SETAC Life Cycle Initiative. https://2-0-lca.com/?p=17889
Cappellaro F, Carlson R, Notten P, Pålsson A-C, Patyk A, Regalini E, Sacchetto F, Scalbi S, Weidema B P (2003). Procedural guideline for collection, treatment, and quality documentation of LCA data. Document LC-TG-23-001 of the CASCADE project https://2-0-lca.com/?p=17890
Weidema B P (2002). Quantifying Corporate Social Responsibility in the value chain. Presentation for the Life Cycle Management Workshop of the UNEP/SETAC Life Cycle Initiative at the ISO TC207 meeting, Johannesburg, 2002-06-12 https://2-0-lca.com/?p=17899
Lindeijer E, Weidema B P (2001). Physical impacts of land use in product life cycle assessment. Final report of the EURENVIRON-LCAGAPS sub-project on land use. Lyngby: Department of Manufacturing Engineering and Management, Technical University of Denmark. (IPL-033-01). Revised version dated 2001.12.31 https://2-0-lca.com/?p=17903
Nielsen A M, Weidema B P (2001). Input/Output-analysis - Shortcut to life cycle data? Proceedings of a workshop held in Copenhagen on the 29th of September 2000. Copenhagen: Danish Environmental Protection Agency. (Environmental Project 581). https://2-0-lca.com/?p=17902
Weidema B P (2001). Areas of protection and the impact chain. Gate to EHS: Global LCA village. March 2002 p. 1-3. This paper is a contribution to a debate in the SETAC-Europe Working Group on impact assessment, which is fully documented in W. Klöpffer: The Areas of Protection Debate. See also the above paper on land use, which was the context in which some of these ideas were developed. https://2-0-lca.com/?p=17904
Weidema B P (2001). Two cases of misleading environmental declarations due to system boundary choices. Presentation for the 9th SETAC Europe LCA Case Studies Symposium, Noordwijkerhout, 2001.11.14-15 https://2-0-lca.com/?p=17905
Weidema B P (2001). LCM - a synthesis of modern management theories. Invited lecture for LCM2001 - The 1st International conference on life cycle management, Copenhagen, 2000.08.26-29 https://2-0-lca.com/?p=17906
Bretz R, Ciroth A, de Beaufort A S H, Huijbregts M, Maurice B, Norris G A, von Bahr B, Weidema B P (2001). Framework for modeling data uncertainty in life cycle inventories. International Journal of Life Cycle Assessment 6(3):127-132 https://2-0-lca.com/?p=17910
Weidema B P (2001). Avoiding co-product allocation in life-cycle assessment. Journal of Industrial Ecology 4(3):11-33. Also see the addendum containing a further simplification of the presented rules for avoiding allocation. https://2-0-lca.com/?p=17911
Weidema B P (2000). SPOLD Data Exchange Software. A software to create, edit, view, import and export data sets for environmental life cycle inventories using the SPOLD data format.. Brussels: SPOLD. https://2-0-lca.com/?p=17929
Weidema B P (2000). Avoiding co-product allocation in a simplified hypothetical refinery. Section 3.9.3.2, pp. 36-41 in Part 2b: Operational annex of J B Guinée, M Gorrée, R Heijungs, G Huppes, R Kleijn, A de Koning, L van Oers, A W Sleeswijk, S Suh, H A Udo de Haes, H de Bruijn, R van Duin, M A J Huijbregts, E Lindeijer, A A H Roorda, B L van der Ven, B P Weidema (2001): LCA - An operational guide to the ISO standard. Leiden: Centre of Environmental Science Leiden University https://2-0-lca.com/?p=17915
Weidema B P (2000). Methodological progress to meet the needs of users. Invited lecture. Pp. 21-22 in the proceedings of The 4th International Conference on Eco Balance, Tsukuba, 2000.10.31-11.02. Also available in Japanese https://2-0-lca.com/?p=17917
Weidema B P (2000). Can resource depletion be omitted from environmental impact assessments? Poster presentation to the 3rd SETAC World Congress, Brighton 2000.05.21-25 https://2-0-lca.com/?p=17922
Weidema B P (2000). The SPOLD information system for LCI data - a global solution to LCI data exchange. Poster presentation to the 3rd SETAC World Congress, Brighton 2000.05.21-25 https://2-0-lca.com/?p=17923
(eds.), Meeusen M J G, Weidema B P (2000). Agricultural data for life cycle assessments. Vol. 1 & 2. The Hague: Agricultural Economics Research Institute (LEI). Report 2.00.01. 189+157 pages. ISBN 90-5242-563-9. https://2-0-lca.com/?p=17927
Weidema B P (2000). LCA developments for promoting sustainability. Invited keynote lecture for 2nd National Conference on LCA, Melbourne, 2000.02.23-24 https://2-0-lca.com/?p=17928
Ekvall T, Fleischer G, Huppes G, Jahn C, Klos Z S, Pesonen H-L, Rebitzer G, Sonnemann G, Tintinelli A, Weidema B P, Wenzel H (2000). Framework for scenario development in LCA. International Journal of Life Cycle Assessment 5(1):21-30 https://2-0-lca.com/?p=17930
Weidema B P (2000). Report from the 8th SETAC LCA Case Studies Symposium. Notes from the 8th SETAC LCA Case Studies Symposium, Brussels, 30 November 2000 https://2-0-lca.com/?p=17950
Weidema B P (2000). Increasing credibility of LCA. International Journal of Life Cycle Assessment 5(2):63–64 https://2-0-lca.com/?p=17962
Weidema B P (1999). A reply to the aluminium industry: Each market has its own marginal. Letter to the Editor responding to previously published article on Marginal production technologies for LCI's. International Journal of Life Cycle Assessment 4(6):309-310 https://2-0-lca.com/?p=17932
Weidema B P (1999). System expansions to handle co-products of renewable materials. Pp. 45-48 in Presentation Summaries of the 7th LCA Case Studies Symposium. Brussels: SETAC-Europe https://2-0-lca.com/?p=17933
Frees N, Nielsen A M, Weidema B P (1999). Marginal production technologies for life cycle inventories. The International Journal of Life Cycle Assessment 4(1):48-56 https://2-0-lca.com/?p=17934
Ekvall T, Frees N, Nielsen P H, Person L, Ryberg A, Weidema B P, Wesnæs M, Widheden J (1998). Life cycle assessment on packaging systems for beer and soft drinks. Main report. Copenhagen: Danish Environmental Protection Agency. (Environmental Project 399) https://2-0-lca.com/?p=17935
Weidema B P (1998). New developments in the methodology for life cycle assessment. Pp. 47-50 in the Proceedings of the 3rd International Conference on Ecobalance, Tsukuba 1998.11.25-27 (Read the handout, which is an expanded version of the paper appearing in the proceedings) (Also available in Japanese) https://2-0-lca.com/?p=17936
Weidema B P (1998). Multi-user test of the Data Quality Matrix for product life cycle inventory. The International Journal of Life Cycle Assessment 3(5):259-265 https://2-0-lca.com/?p=17937
Weidema B P (1998). Application typologies for life cycle assessment - A review. The International Journal of Life Cycle Assessment 3(4):237- 240 https://2-0-lca.com/?p=17938
Ekvall T, Person L, Ryberg A, Weidema B P (1998). Life cycle assessment on packaging systems for beer and soft drinks. Aluminium cans. Copenhagen: Danish Environmental Protection Agency. (Environmental Project 402) https://2-0-lca.com/?p=17939
Ekvall T, Person L, Weidema B P (1998). Life cycle assessment on packaging systems for beer and soft drinks. Disposable PET bottles. Copenhagen: Danish Environmental Protection Agency. (Environmental Project 405) https://2-0-lca.com/?p=17940
Ekvall T, Person L, Weidema B P (1998). Life cycle assessment on packaging systems for beer and soft drinks. Refillable PET bottles. Copenhagen: Danish Environmental Protection Agency. (Environmental Project 404) https://2-0-lca.com/?p=17941
Frees N, Weidema B P (1998). Life cycle assessment on packaging systems for beer and soft drinks. Energy and transport scenarios. Copenhagen: Danish Environmental Protection Agency (Environmental Project 406) https://2-0-lca.com/?p=17942
Mortensen B, Weidema B P (1997). Results of a test of LCA-software with statistical functionality. Note for the Danish Environmental Protection Agency. Lyngby: Institute for Product Development. The .pdf-file provided here does not contain the annex. Please note that this is not an assessment of LCA-software on the market, but an assessment of the statistical functionality of software at the beta-stage. https://2-0-lca.com/?p=17943
Weidema B P (1997). Guidelines for critical review of life cycle assessments. Originally published 1997 by SPOLD, Brussels. 14 pages https://2-0-lca.com/?p=17945
Erichsen H L, Eriksson E, Frees N, Person L, Rydberg T, Weidema B P, Wesnæs M (1997). Life cycle assessment on packaging systems for beer and soft drinks. Report A: Definition of goal and scope. Results of preliminary investigation. 116 pages, unpublished https://2-0-lca.com/?p=17944
Weidema B P (1996). Improving the performance of LCA. Pp. 247-252 in Proceedings of the 2. International Conference on EcoBalance, Tsukuba, 18.-20. november 1996 (also available in Japanese pp. 210-213 in japanese version of proceedings) https://2-0-lca.com/?p=17918
Bretz R, de Smet B, Grisel L, Hemming C, Russell D, Singhofen A, Weidema B P (1996). Life cycle inventory data: Development of a common format. International Journal of Life Cycle Assessment 1(3):171-178 https://2-0-lca.com/?p=17946
Weidema B P, Wesnæs M (1996). Data quality management for life cycle inventories - an example of using data quality indicators. Journal of Cleaner Production 4(3-4):167-174 https://2-0-lca.com/?p=17947
Weidema B P (1995). Life cycle screenings of two food products. Cleaner Technologies and Cleaner Products for Sustainable Development, NATO ASI Series 2:53-64 https://2-0-lca.com/?p=17961
Weidema B P (1994). Two fictional life cycle assessments - a workbook on LCA. UETP-EEE, The Finnish Association of Graduate Engineers (TEK), Helsinki, Finland, 96 pages https://2-0-lca.com/?p=18069
