Question at position 1 __ measures the indirect carbon dioxide emissions from the whole life cycle of products—from their manufacture to eventual breakdown.Primary footprintSecondary footprintTertiary footprintInternalized footprint单项选择题
A
Primary footprint
B
Secondary footprint
C
Tertiary footprint
D
Internalized footprint

Question

Question at position 1 __ measures the indirect carbon dioxide emissions from the whole life cycle of products—from their manufacture to eventual breakdown.Primary footprintSecondary footprintTertiary footprintInternalized footprint单项选择题

A

Primary footprint

B

Secondary footprint

C

Tertiary footprint

D

Internalized footprint

BlackTom AI · Accepted Answer

Question restatement: The prompt asks which term describes the indirect carbon dioxide emissions from the entire life cycle of products, from manufacture to breakdown, i.e., the full lifecycle impacts.
Option 1: Primary footprint. This would typically refer to direct emissions generated by a process or activity itself (e.g., on-site burning or immediate emissions), not the broader lifecycle indirect emissions.
Option 2: Secondary footprint. This is the term used to denote indirect emissions associated with a product across its life cycle, including supply chain, production, distribution, use, and end-of-life phases. It captures the broader, cradle-to-grave impact rather than immediate, on-site emissions.
Option 3: Tertiary footprint. This label is not a standard or widely recognized category in lifecycle or carbon footprint accounting, and thus is not a correct descriptor for lifecycle indirect emissions.
Option 4: Internalized footprint. This term would imply accounting for emissions within an organization or scope, but it does not specifically denote the full lifecycle indirect emissions of a product; it’s more about boundary inclusion rather than lifecycle breadth.
In summary, only Secondary footprint aligns with the description of indirect emissions spanning the entire product life cycle, from manufacture to breakdown, while the other options refer to narrower or nonstandard concepts. The question targets understanding of lifecycle-based indirect emissions rather than direct on-site emissions or ambiguous terminology.

Question at position 1 __ measures the indirect carbon dioxide emissions from the whole life cycle of products—from their manufacture to eventual breakdown.Primary footprintSecondary footprintTertiary footprintInternalized footprint单项选择题

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