LCA

Question 1

For which practical purposes is LCA in buildings typically used?

Answer 1

LCA is used for quantification of environmental impacts over a products life cycle:

Question 2

Describe the term “Life-cycle Assessment (LCA)”

Answer 2

Life Cycle Assessment (LCA) is a method used to evaluate the environmental impacts associated with a product, process, or system throughout its entire life cycle. The life cycle covers all stages, from the extraction of raw materials, through manufacturing and use, to the eventual disposal or recycling at the end of its life. LCA is a useful tool to check how different activities affect the environment, helping us make smart decisions to reduce their negative impact.

Question 3

Why do we use LCA in buildings?

Answer 3

The application of LCA in buildings allows for a comprehensive evaluation of the environmental impacts associated with a buildings entire life-cycle. The goal is to reduce the iindustrys environmental impact to promote sustainability over time.

Question 4

Describe the LCA process and illustrate it with a simple sketch.

Answer 4

Goal/scope
Life cycle inventory
Life cycle impact assessment
Interpretation

Question 5

Describe at least five important methodological issues in LCA.

Answer 5

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