life cycle assesments

• What do LCAs allow us to compare?

  The environmental impact of different products
• Why might plastic bags seem to have a significant environmental impact?

  Due to the pollution they cause
• What have LCAs shown about the environmental impact of paper bags compared to plastic bags?

  Paper bags may be more harmful overall
• Why are paper bags considered more harmful according to LCAs?

  Their manufacture requires more energy
• What is a significant factor in the lifespan of paper bags compared to plastic bags?

  Paper bags have a far shorter lifespan