Abstract
The writers suggested ELP (Environmental Load Point) as LCA (Life Cycle Assessment) valuation method to evaluate environmental load quantitatively. ELP is classified into "Panel Method" and we carried out questionnaire for estimating category weight with some questions about LCA for the purpose of getting an indicator for practical use of future LCA technique and development. Then, we take a surge of interest to environmental problems of these days, we try to research the category weight by doing the questionnaire above. The targets are students, domestic public, environment experts. We conpared with a questionnaire result of the past in that and examined how the consciousness change for environmental problems with times.