Life cycle assessments (Edexcel GCSE Chemistry): Flashcards
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LCA abbreviation meaning
LCA abbreviation meaning
Life Cycle Assessment
What LCAs evaluate
What LCAs evaluate
Environmental impact of products throughout entire lifespan
Key challenge of LCAs
Key challenge of LCAs
Subjective judgements on scale of impact
First stage of LCA
First stage of LCA
Materials extraction
Environmental impacts of materials extraction
Environmental impacts of materials extraction
Destroys habitats and generates carbon emissions
Main impact of distribution stage
Main impact of distribution stage
Carbon emissions from transportation
Three disposal methods in LCAs
Three disposal methods in LCAs
Recycling, incineration, landfilling
Environmental risk of landfills
Environmental risk of landfills
Toxic pollutants released into groundwater
Plastic bags raw material source
Plastic bags raw material source
Crude oil (non-renewable)
Paper bags raw material source
Paper bags raw material source
Trees (renewable resource)
Plastic bags disposal characteristics
Plastic bags disposal characteristics
Non-biodegradable, not recyclable
Paper bags disposal characteristics
Paper bags disposal characteristics
Biodegradable and recyclable
LCA limitation: potential for...
LCA limitation: potential for...
Manipulation to produce desired outcomes
Five stages assessed in LCA
Five stages assessed in LCA
Extraction, manufacturing, distribution, use, disposal
Manufacturing stage main impact
Manufacturing stage main impact
Large volumes of carbon emissions and waste