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PD ISO/TR 14047:2012 Environmental management. Life cycle assessment. Illustrative examples on how to apply ISO 14044 to impact assessment situations, 2012
- ISO_TR_14047_2012(E)-Character_PDF_document.pdf [Go to Page]
- Scope
- Organization of examples in this Technical Report [Go to Page]
- Mandatory and optional elements
- Scope of examples
- Organization of document and route map
- Elements of LCIA as illustrated in the examples [Go to Page]
- Overview
- Mandatory elements [Go to Page]
- Selection of impacts categories, category indicators and cha [Go to Page]
- Identification of possible indicators
- Environmental relevance
- Choice of impact categories
- Assignment of LCI results (classification)
- Calculation of category indicator results (characterization)
- Optional elements (related to ISO 14044:2006, 4.4.3) [Go to Page]
- Calculating the magnitude of category indicator results rela
- Grouping: sorting and ranking of the impact categories
- Weighting
- Data quality analysis
- Examples of the mandatory elements of LCIA [Go to Page]
- General description
- Example 1 - Use of two different materials for gas pipelines [Go to Page]
- Overview
- Selection of impact categories, category indicators and char [Go to Page]
- Selection of impact categories
- Selection of the indicator(s)
- Selection of characterization models
- Identification of characterization factors
- Assignment of LCI results (classification) (ISO 14044:2006,
- Calculation of category indicator results (characterization) [Go to Page]
- General
- Example 2 – Two acidification impact category indicators [Go to Page]
- Overview – Examples illustrating the effect of selecting dif
- Selection of impact categories, category indicators and char [Go to Page]
- Describing the environmental mechanism for an impact categor
- Indicator models and characterization factors [Go to Page]
- Selection of the characterization model and characterization
- Assignment of LCI results (classification) (ISO 14044:2006,
- Calculation of category indicator results (characterization) [Go to Page]
- Calculation of the LCI results into the indicator result
- Example 3 – Impacts of Greenhouses Gas (GHG) emissions and c [Go to Page]
- Overview
- Selection of impact categories, category indicators and char [Go to Page]
- Selection of impact categories [Go to Page]
- Ensuring impact categories are consistent with the goal and
- Considering the LCA study purpose and identifying the audien
- Reviewing the LCI system functions, boundaries and unit proc
- Identifying a comprehensive set of environmental issues rela
- Selecting the impact categories
- Describing the environmental mechanism for the impact catego
- Selection of indicators
- Selection of characterization models and factors [Go to Page]
- The IPCC model for radioactive forcing
- The Calvin-Benson model for carbon sequestration
- Characterization model for the storing of sequestered carbon
- Refining the characterization model and factors
- Characterization model for biomass fuels – Net-zero C emissi
- Assignment of LCI results (classification) (ISO 14044:2006, [Go to Page]
- Classification of inventory results into impact categories
- Calculation of category indicator results (characterization) [Go to Page]
- C sequestration and sinks and Net -zero for biomass fuel
- C emissions from fossil fuels and landfill methane
- Impact indicator results profile
- Preliminary analysis and conclusions
- Example 4 – Endpoint category indicators assessment [Go to Page]
- Overview [Go to Page]
- Concept of category indicators (ISO 14044:2006, 4.4.2.1)
- Selection of impact categories, category indicators and char [Go to Page]
- Selection of impact categories [Go to Page]
- Ensuring impact categories are consistent with goal and scop
- Considering the LCA study purpose and use identifying the au
- Reviewing LCI system functions, boundaries and unit processe
- Identifying a comprehensive set of environmental issues rela
- Selecting the impact categories
- Describing the environmental mechanism for an impact categor
- Selection of indicators [Go to Page]
- Identify possible indicators
- Reviewing needs and criteria for the indicator
- Selected indicator
- Selection of characterization model and characterization fac
- Example 5 – Choice of material for a wind spoiler in car des [Go to Page]
- Overview – Example of the selection of impact categories str
- Selection of impact categories, category indicators and char [Go to Page]
- Considering spatial and temporal differentiation of characte
- Stating the environmental relevance of the category indicato
- Assignment of LCI results (classification) (ISO 14044:2006,
- Calculation of category indicator results (characterization) [Go to Page]
- The selection and use of characterization factors
- Aggregation of the converted LCI results into the indicator
- Examples of the optional elements of LCIA [Go to Page]
- Overview
- Example 1 continued [Go to Page]
- Calculating the magnitude of the category indicator results [Go to Page]
- Overview – reviewing needs, criteria and reference informati
- Selection of one or more types of reference system to be use
- Calculation of normalization factors and results
- Description of the effect on the study results
- Example 2 continued [Go to Page]
- Calculating the magnitude of the category indicator results [Go to Page]
- Examples of the transformation of indicator results using se
- Example 6 – Normalization of LCIA indicator results for the [Go to Page]
- Calculating the magnitude of the category indicator results [Go to Page]
- Overview
- Determining the need for normalization (referring to goal an
- Reviewing needs, criteria and reference information
- Selection of one or more types of reference information to b
- Calculation of normalization results
- Description of the effect on the study results
- Example 7 – Normalization in a waste management study [Go to Page]
- Calculating the magnitude of the category indicator results [Go to Page]
- Overview
- Determining the needs for normalization (referring to goal a
- Reviewing needs, criteria and reference information
- Selection of one or more reference systems to be used
- Calculation of standardized result
- Description of the effect on the study results
- Risk of this type of communication
- Example 1 continued [Go to Page]
- Grouping: description of the effect on the study results (IS
- Weighting: selecting weighting methods and determining weigh [Go to Page]
- Calculation of weighting results
- Sensitivity analysis on weighting results
- Example 5 continued [Go to Page]
- Weighting (ISO 14044:2006, 4.4.3.4)
- Example 8 – A technique for the determination of weighting f [Go to Page]
- Weighting (ISO 14044:2006, 4.4.3.4) [Go to Page]
- Overview – Example of a technique for the determination of w
- Weighting method
- Determining weighting factors
- Impacts categories
- Endpoints
- Weighting factors [Go to Page]
- Conclusion
- Example 1 continued [Go to Page]
- Additional LCIA data quality analysis (ISO 14044:2006, 4.4.4 [Go to Page]
- Gravity analysis
- uncertainty analysis
- sensitivity analysis
- Example 5 continued [Go to Page]
- Additional LCIA data quality analysis (ISO 14044:2006, 4.4.4 [Go to Page]
- Overview
- Uncertainty analysis
- Sensitivity analysis
- Example 1 continued [Go to Page]
- Conclusions, limitations and recommendations (ISO 14044:2006
- LCIA intended to be used in comparative assertions intended
- Reporting (ISO 14044:2006, Clause 5) [Go to Page]
- Executive summary
- Data and calculations
- Presentation of results
- Discussion and conclusions [Go to Page]