How Severe are the Constraints of Life Cycle Impact Assessment?
H.A. Udo de Haes, Centre of Environmental Science (CML), Leiden University, the Netherlands
Reply to Udo de Haes: “Discussion on Constrains of Life Cycle Impact Assessment”
J.W. Owens, Environmental Science Department, the Proctor & Gamble Company, USA
Value Judgments in LCA are Inevitable and do not Limit LCA’s usefulness
E.G. Hertwich, Energy and Resources Group. University of California at Berkeley, USA