- A life cycle analysis by Denmark's Environment Ministry finds that you have to reuse an organic cotton shopping bag 20,000 times for its environmental damage to be lower than that of one plastic bag https://www2.mst.dk/Udgiv/publications/2018/02/978-87-93614-73-4.pdf 18 comments science
- A 2018 Danish study found that a reusable cotton shopping bag must be used 7100 times to equal the environmental impact of a standard polyethylene shopping bag. https://www2.mst.dk/udgiv/publications/2018/02/978-87-93614-73-4.pdf 106 comments science