Life-Cycle Assessment for Buildings:
Seeking the Holy Grail

Food bought in a supermarket is labeled with a standard nutrition form that tells you the amount of nutrients, salt, and fat contained in each serving. Someday building materials at the supply yard may also have a label, listing each product’s contribution to global warming, ozone depletion, acid rain, habitat loss, and a handful of other environmental indicators. Eventually, whole buildings might be measured based on their performance against a similar set of indicators. When that day comes, the label or rating system will be the result of an environmental life-cycle assessment (LCA).
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