Six areas of methodological debate on attributional life cycle assessment

There is a general agreement in the LCA community that there are two types of LCAs: attributional and consequential. have been numerous discussions about pros cons approaches on differences methodology, particular methods can be used consequential LCA. are, however, methodological aspects how it need further attention. This article discusses six areas debate potential misunderstandings concerning These are: 1) results all products world should add up to total environmental impact world, sometimes referred as 100 % rule. 2) Attributional less relevant than 3) System expansion, and/or substitution, cannot 4) leads more truncation errors does. 5) clear connection between goal questions an choice or 6) boundary In article, these statements discussed, argued they either incorrect.