A compilation and evaluation of the inputs, outputs and potential environmental impacts of a product system through its life cycle. Source: International Organization for Standardization, “Environmental management – Life cycle assessment – Principles and framework”, document ISO:14040:2006, s.3.2.* *This term was recently included in the Glossary of key terms prepared for the work of the intergovernmental negotiating committee to develop an international legally binding instrument on plastic pollution, including in the marine environment under the category 'Terms not used in Environment Assembly resolution 5/14 that may be related to those used in the resolution and that have definitions adopted or endorsed by an intergovernmental process'. See UNEP/PP/INC.1/6.