Life Cycle Analysis & Recycling (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Flashcards
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What does LCA stand for?
What does LCA stand for?
Life Cycle Assessment
What do LCAs evaluate?
What do LCAs evaluate?
Environmental impact throughout product's entire lifespan
First stage of LCA
First stage of LCA
Materials extraction
Environmental impacts of mining in LCA
Environmental impacts of mining in LCA
Destroys habitats, significant carbon emissions
Main environmental impact of distribution stage
Main environmental impact of distribution stage
Carbon emissions from transportation
Three disposal methods in LCAs
Three disposal methods in LCAs
Recycling, incineration, landfilling
Main pollution risk from landfills
Main pollution risk from landfills
Toxic pollutants into groundwater
Raw material for plastic bags
Raw material for plastic bags
Crude oil (non-renewable)
Raw material for paper bags
Raw material for paper bags
Trees (renewable resource)
Plastic bag disposal properties
Plastic bag disposal properties
Non-biodegradable, not recyclable
Paper bag disposal properties
Paper bag disposal properties
Biodegradable and recyclable
Why are LCA judgements subjective?
Why are LCA judgements subjective?
Scale/severity assessments differ between people
How can LCAs be manipulated?
How can LCAs be manipulated?
Manipulated to produce desired outcomes by underestimating impacts