People are paid to return coffee cups in this Danish city - does it work?
More than 700,000 cups were returned here last year. Could deposit machines be coming to more of Europe’s streets?
BBC4y
Recycling plastic cups: Five things we've learnt from Pixie Lott's investigation
Image caption, Pixie Lott investigates what happens to single-use plastic coffee cups. According to World Coffee Portal, in the UK we spend a whopping £395m a year on iced drinks. An estimated 6 ...