Does a life cycle assessment remain valid after 20 years? Scenario analysis with a bus stop study

Purpose: The goal of this article is to find out if an old Life Cycle Assessment (LCA) study remains valid or not after a period of time. To answer this we re-perform an LCA of a bus stop in the city of Barcelona that was performed about 20 years ago. Methods: The LCA of a bus stop, performed and pu...