In Denmark the dairy cooperative Arla his milk crates are turning from a green to a black colour while the footprint of the black crates is greener. The black milk crates are made from 100 percent recycled plastic. The coming year 300 000 black milk crates will be produced from recycled plastic from the car industry. The black crates will in the first year save 250000 kilograms of CO2. Currently there are about two to three million of Arla’s crates in use in Denmark.