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- Habib K, Schmidt J, Christensen P – 2013 A historical perspective of Global Warming Potential from municipal solid waste management. Waste Management 33:1926-1933
- Non-profit activities As an employee-owned company, we have no need to pay profits to any investors. One way we re-invest our profit is to offer our services pro bono to NGO’s and International organisations such as UNEP, ISO and SETAC. We have a strong commitment to contribute to a sustainable development - to ensure that a fulfilling…
- 2.-0 LCA consultants 2.-0 LCA consultants is a small LCA consultancy company owned by former and current employees. Our foremost aim is to contribute to sustainable development – while at the same time to provide solutions that meet our clients expectations and more. We represent a range of scientific backgrounds and nationalities but we are united in the dedication to…
- Services and solutions We provide services and solutions for measuring progress towards sustainability, and for assessing the environmental and social impact of specific actions or products. Our tools support encompassing, long-lasting decisions, aligned with other business objectives, turning environmental and social costs into opportunities. We apply stakeholder analysis and involvement to create win-win solutions, removing financial, technological and psychological…
- Projects We believe in specific solutions to specific needs. We have many years of experience in finding the right solutions for a variety of clients - ensuring delivery on time and within budget - and, needless to say, the quality is unmatched. Below you can see a small selection of our past and ongoing projects, please…
- 2.-0 Clubs Our clubs invite you to the frontiers of sustainability research. Here we join forces with some of our clients to invest in pre-competitive research and development. You become part of the process by either an annual subscription or by a one-time fee - depending on the club. Executive Club Our executive club provides privileged access…
- Who we are 2.-0 LCA consultants was founded in year 2000 by senior consultant Bo P. Weidema. The company is a Limited Liability Partnership and is owned exclusively by former and current employees. Read our company policy. The team Bo P. Weidema Contact: M.Sc. in horticulture in 1984 from the Royal Agricultural University of Copenhagen. In 1993 he obtained…
- CREEA April 2014
Data for the Global Resource Footprint of Nations. Carbon, water, land and materials embodied in trade and final consumption. - Clients We work with a range of clients from private companies, associations, local and regional government organisations and international and intergovernmental bodies. Some projects are internal, proprietary, while others are public domain, some of which are shown below. Aalborg Kommune Denmark – https://www.aalborg.dk/ Project: Total Resource Flows and Environmental Impacts ADEME – The French Environment and…
- Denmark’s Carbon Footprint March 2014
A new estimate of a Danish Carbon Footprint and a review of previous studies. - Relative Sustainability of Vegetable Oils March 2016
Evidence to inform consumers and policy-makers of the potential negative environmental consequences of replacing any particular vegetable oil at the expense of another. - Schmidt J, Thrane M – 2009 Life cycle assessment of aluminium production in new Alcoa smelter in Greenland. Government of Greenland.
- 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.
- SimaPro SimaPro LCA software is recognized worldwide. Licenses for danish customers are sold through 2.-0 LCA consultants. This page provides general information and support to our SimaPro users. What is SimaPro? SimaPro is an application for calculating the environmental impact of a product (or a service), also known as life cycle assessments - LCA. SimaPro is…
- Product life cycle assessments Product life cycle assessments (LCAs) assess the overall environmental impacts caused by a system of production, use and disposal activities (known as the product chain or the “product life-cycle”) necessary to provide a specific product. Life cycle studies are typically comparative, i.e., they assess the environmental impacts of “potential” product substitutions (the choice of one…
- Weidema B P – 2008 Criteria for good biodiversity indicators for forest management in the context of product life cycle assessment. Hørsholm: 2.-0 LCA consultants.
- Weidema B P – 2008 Framework for and review of biodiversity indicators for forest management in the context of product life cycle assessment. Hørsholm: 2.-0 LCA consultants.
- Thiesen J, Christensen T S, Kristensen T G, Andersen R D, Brunoe B, Gregersen T K, Thrane M, Weidema B P – 2008 Rebound effects of price differences. International Journal of Life Cycle Assessment 13(2):104-114
- Weidema B P, Wesnæs M, Hermansen J, Kristensen T, Halberg N – 2008 Environmental improvement potentials of meat and dairy products. Eder P & Delgado L (eds.) Sevilla: Institute for Prospective Technological Studies. (EUR 23491 EN).
- Zackrisson M, Rocha C, Christiansen K, Jarnehammar A – 2008 Stepwise environmental product declarations: ten SME case studies. Journal of Cleaner Production 16(17):1872-1886.
- Schmidt J – 2008 System delimitation in agricultural consequential LCA – Outline of methodology and illustrative case study of wheat in Denmark. International Journal of Life Cycle Assessment 13(4):350-365.
- 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).
- Schmidt J – 2008 Development of LCIA characterisation factors for land use impacts on biodiversity. Journal of Cleaner Production 16:1929-1942.
- Dalgaard R, Schmidt J, Halberg N, Christensen P, Thrane M, Pengue W A – 2008 LCA of soybean meal. International Journal of Life Cycle Assessment, 13(3):240-254
- Schmidt J, Merciai S, Thrane M, Dalgaard R – 2011 Inventory of country specific electricity in LCA – Consequential and attributional scenarios. Methodology report v2. 2.-0 LCA consultants, Aalborg, Denmark.
- Huulgaard R D, Dalgaard R, Merciai S – 2013 Ecodesign requirements for televisions – is energy consumption in the use phase the only relevant requirement? International Journal of Life Cycle Assessment 18(5):1098-1105
- Suh S, Weidema B P, Schmidt J, Heijungs R – 2010 Generalized make and use framework for allocation in life cycle assessment. Journal of Industrial Ecology 14(2):335-353.
- Weidema B P, Hermansen J, Eder 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.
- Weidema B P – 2009 Avoiding or ignoring uncertainty. Column for Journal of Industrial Ecology 13(3):354-356.
- 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.
- 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.
- Weidema B P – 2009 Using the budget constraint to monetarise impact assessment results. Ecological Economics 68(6):1591-1598.
- Schmidt J, Christensen P, Christensen T S – 2009 Assessing the land use implications of biodiesel use from an LCA perspective. Journal of Land Use Science 4(1-2):35-52.
- Schmidt J – 2010 Challenges relating to data and system delimitation in Life Cycle Assessments of food products. Pp. 83-97 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.
- 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.
- Reinhard J, Weidema B P, Schmidt J – 2010 Identifying the marginal supply of wood pulp. 2.-0 LCA consultants, Aalborg, Denmark.
- Weidema B P, Ekvall T, Heijungs R – 2009 Guidelines for applications of deepened and broadened LCA. Deliverable D18 of work package 5 of the CALCAS project.
- Schmidt J – 2010 Comparative life cycle assessment of rapeseed oil and palm oil. International Journal of Life Cycle Assessment 15 (2):183-197
- Weidema B P, Schmidt J – 2010 Avoiding allocation in life cycle assessment revisited. Column for Journal of Industrial Ecology 14(2):192-195.
- Schmidt J – 2010 FORWAST: Documentation of the data consolidation, calibration, and scenario parameterisation. Deliverable 6-1 of the EU FP6-project FORWAST. http://forwast.brgm.fr/.
- Schmidt J – 2010 FORWAST: 25 year forecast of physical stocks, waste, and environmental impact of 9 scenarios. Deliverable 6-2 of the EU FP6-project FORWAST. http://forwast.brgm.fr/.
- Schmidt J – 2010 FORWAST: Contribution analysis, uncertainty assessment, and policy recommendation. Deliverable 6-3 of the EU FP6-project FORWAST. http://forwast.brgm.fr/.
- Schmidt J, Weidema B P, Suh S – 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/.
- Lund H, Mathiesen B V, Christensen P, Schmidt J – 2010 Energy system analysis of marginal electricity supply in consequential LCA. International Journal of Life Cycle Assessment 15:260-271
- 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.
- 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.
- Weidema B P – 2012 New paradigm or old distance to target? Environmental Science & Technology 46(2):570
- Sonnemann G, Vigon B – 2011 Global Guidance Principles for Life Cycle Assessment Databases. Paris/Pensacola: UNEP/SETAC Life Cycle Initiative.
- Company Policy Our company policy is to contribute to sustainable development by removing obstacles to optimised decision-making. Our commitment is threefold - to sustainability, to quality, and to profit. Sustainability Our commitment is first of all to sustainable development - to ensure that a fulfilling environment can be sustained both for the present generations and those to come. We ensure…
- Merciai S, Schmidt J, Dalgaard R – 2011 Inventory of country specific electricity in LCA – India. 2.-0 LCA consultants, Aalborg, Denmark.
- Weidema B P, Bauer C, Hischier R, Mutel C, Nemecek T, Reinhard J, Vadenbo C O, Wernet G – 2013 Overview and methodology. Data quality guideline for the ecoinvent database version 3. Ecoinvent Report 1(v3). St. Gallen: The ecoinvent Centre.
- Weidema B P, Christiansen K, 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.
- Weidema B P – 2011 Re-engineering LCA for simplicity and flexibility. Presentation for the SETAC Europe Annual Meeting, Milano, 2011.05.15-19.
- Schmidt J – 2012 LCA tool for plastics converters in Denmark (Plastberegner) – Documentation. Plastindustrien, Copenhagen.
- Schmidt J, Dalgaard R – 2012 National and farm level carbon footprint of milk – Methodology and results for Danish and Swedish milk 2005 at farm gate. Arla Foods, Aarhus, Denmark.
- Dalgaard R, Schmidt J – 2012 National and farm level carbon footprint of milk – Life cycle inventory for Danish and Swedish milk 2005 at farm gate. Arla Foods, Aarhus, Denmark.
- Brandão M, Levasseur A, Kirschbaum M U F, Weidema B P, Cowie A L, Joergensen S V, Hauschild M Z, Pennington D W, Chomkhamsri K – 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
- Koellner T, de Baan L, Beck T, Brandão M, Civit B, Goedkoop M, 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
- Schmidt J, Brandão M – 2013 LCA screening of biofuels – iLUC, biomass manipulation and soil carbon. This report is an appendix to a report published by the Danish green think tank CONCITO on the climate effects from biofuels: Klimapåvirkningen fra biomasse og andre energikilder, Hovedrapport (in Danish only). CONCITO, Copenhagen.
- Schmidt J, Watson J – 2013 Eco Island Ferry – Comparative LCA of island ferry with carbon fibre composite based and steel based structures. The Eco Island Ferry Consortium.
- 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.
- Schmidt J – 2010 LCA-screening af greentel mobiltelefoni leveret af Mobilevalue. 2.-0 LCA consultants, Aalborg, Danmark.
- Christiansen K, Weidema B P, Hauschild M – 2009 Livscyklusvurderinger – en kommenteret oversættelse af ISO 14040 og 14044. Charlottenlund: Dansk Standard. (DS-Håndbog 126:2009).
- 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.
- Weidema B P – 2013 Guide to interpret the EU product environmental footprint (PEF) guide. Published April 15th 2013. Aalborg: 2.-0 LCA consultants.
- Executive Club Our Executive Club provides privileged access to a range of working documents and tools. Members have access to “insider” tricks, pre-release working documents, new data, and proprietary tools. Become a member of the Executive Club The initiative is open to project partners and others by subscription. The annual subscription fee is currently EUR 2300, which…
- iLUC Club Do you need a method and data for the modelling of indirect land use change (iLUC) in LCA? The most recent, readily-applicable, science-based method has been developed in the iLUC Club. Become a member of the iLUC Club There is an urgent need for good generic ways of modelling iLUC as well as data for…
- Wastewater Club Do you need to model in your LCA studies the environmental impact of wastewater, or of specific chemicals present in wastewater? Our Wastewater Club gives you access to WW LCI, an Excel-based model that calculates life cycle inventories for urban wastewater discharges in more than 100 countries. Become a member of the Wastewater Club The…
- Skibsted T, Jørgensen R, Thomasen H, Weidema B P – 2013 Miljøråd. En samfunds- økonomisk analyse. Miljøprojekt, 2013 1478. Miljøstyrelsen, København.
- Weidema B P – 2013 Klima-fodaftryk for genbrug af hittegodscykler – Carbon footprint for Baisikeli’s genbrugsprojekt i Mozambique. 2.-0 LCA consultants, Aalborg, Denmark.
- Schmidt J, Dalgaard R – 2012 Plastberegner.dk – Brugervejledning. Plastindustrien, København.
- Chrintz T, Schmidt J – 2012 Carbon Footprint – den ideelle opgørelse og anvendelse. Concito, København.
- Mikkelsen K D, Høst-Madsen N K, Kjær L L, Kreilgaard L, Müller J, Schmidt J, Madsen B, Zhang J – 2011 Klimafodaftryk fra borgere og virksomheder i Region Hovedstaden, Hovedrapport. Region Hovedstaden.
- Mikkelsen K D, Høst-Madsen N K, Kjær L L, Kreilgaard L, Müller J, Schmidt J, Madsen B, Zhang J – 2011 Klimafodaftryk fra borgere og virksomheder i Region Hovedstaden, Bilag 2 – metoderapport. Region Hovedstaden.
- Weidema B P – 2011 Stepping stones from life cycle assessment to adjacent assessment techniques. Journal of Industrial Ecology 15(5):658-661.
- 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.
- Roundtable on “Harmonisation beyond standardisation” November 13, 2013 by admin This week Prof. Bo Weidema from 2.-0 LCA consultants will be contributing to the Roundtable on “Harmonisation beyond standardisation” at the SETAC Case Studies Symposium, Rome. One of the questions…
- Hansen K, Petersen C, Weidema B P, Wenzel H – 2004 Produkt, funktionel enhed og referencestrømme i LCA. København: Miljøstyrelsen. (Miljønyt 69).
- Hvid S K, Weidema B P, Kristensen I S, Dalgaard R, Nielsen A H, Bech-Larsen T – 2004 Miljøvurdering af landbrugsprodukter. København: Miljøstyrelsen. (Miljøprojekt 954).
- Weidema B P – 2004 Vær ikke bange for at træde nogen over tæerne. Bidrag til serien "Hvis jeg var miljøminister...". Miljø Horisont 11(4).
- Høst-Madsen N K, Damgaaard C K, Szeler A, McManamon D, Bullock S, Taylor J, Sireyjol A, Schmidt J, (eds.) – 2014 Novo Nordisk’s environmental profit and loss account. Danish Environmental Protection Agency.
- Høst-Madsen N K, Damgaaard C K, Szeler A, McManamon D, Bullock S, Taylor J, Sireyjol A, Schmidt J (eds.) – 2014 Methodology report for Novo Nordisk’s environmental profit and loss account. Danish Environmental Protection Agency.
- Bundgaard A M, Dalgaard R, Gilbert C, Thrane M – 2014 Assessment of the potential of digestibility-improving enzymes to reduce greenhouse gas emissions from broiler production. Journal of Cleaner Production 73:218-226
- Dalgaard R, Schmidt J, Flysjö A – 2014 Generic model for calculating carbon footprint of milk using four different LCA modelling approaches. Journal of Cleaner Production 73:146-153
- LCA screening of biofuels July 7, 2013 by admin With a new report on “LCA screening of biofuels & iLUC, biomass manipulation and soil carbon” 2.-0 LCA consultants have contributed to the ongoing discussions in Denmark on the effects…
- New scientific arguments for including the rebound effect September 2, 2013 by Bo Weidema New scientific arguments for including the rebound effect will be put forward at this weeks advanced LCA PhD course at Aalborg University. During the session on consequential modelling in life…
- Schmidt J – 2005 LCA af forsøg med indsamling af ikke-pantbelagt drikkevareemballage af plast og metal i eksisterende glasbeholder. København: R98.
- Energy Club January 2019
Getting the highly variable electricity mixes for different countries modelled in a consistent way is always a challenge for any LCA. This is particularly a challenge when applying the consequential modelling assumption. - Surprising article in NATURE December 10, 2013 by Jannick Schmidt Interesting new article in Nature shows that trees continue to grow and sequester carbon as they mature. Based on a comprehensive study of 403 tree species and more than 600.000…
- Wastewater LCI Initiative
Do you need to model in your LCA studies the environmental impact of wastewater, or of specific chemicals present in wastewater? The Wastewater LCI Initiative by 2.-0 LCA consultants has led to the development of WW LCI, an Excel-based model that calculates life cycle inventories for urban wastewater discharges in more than 100 countries. - Indirect Land Use Change Model (iLUC)
How to model of indirect land use change (iLUC) in LCA? The iLUC Club develops and further refines a generic, simple and science-based model for including iLUC in LCA. - New E P&L report February 18, 2014 by Bo Weidema A new report on environmental profit and loss account (E P&L) for Novo Nordisk has been released. Several interesting new methodological developments are presented in the new E P&L. The…
- LCA-Food: A Database for Basic Foods March 2004
A database on the environmental impacts from basic food products was produced in 2000-2003 for the Danish Ministry of Food, Agriculture and Fisheries, as part of the project "Lifecycle Assessment of Basic Food". The database is available free of charge. - Product-oriented Environmental Policy for Agricultural Production December 2001
In the study on “Product-oriented environmental policy for agricultural production” we identified the problem areas and the possible role of product-oriented policy measures. - Environmental Assessment of Agricultural Products August 2004
The primary objective of the project was to promote a product-oriented environmental assessment of products from agricultural holdings. The project provided the basic prerequisite, namely environmental effects recorded per unit of product. - DESIRE January 2018
Developing and applying an optimal set of indicators and models to analyse and monitor the European progress towards resource efficiency. - Product Oriented Measures in the Agricultural Sector June 2003
This study outlined the state of the art and provided a foresight study with three scenarios that differed with respect to the role assigned to the product-oriented approach – the life-cycle thinking. For each scenario, a number of development projects were proposed. - Environmental Impact of Competing Agricultural Products April 2005
The purpose of the project was to assess the environmental impacts from Danish pork and milk products in a life cycle perspective, in comparison with competing products, and, on this basis, to identify and prioritise the areas where the Danish environmental performance could be improved. - Holiwast June 2007 and closed 2017
The Holiwast Decision Support Tool was a web-based tool that allowed simultaneous comparisons of up to five stakeholder views or scenarios of municipal waste management policies.