https://resource.co/article/veolia-recycle-120m-coffee-cups-...
> However, two reprocessors have announced this year that they have the capability to recycle coffee cup waste. In March, packaging company DS Smith stated that it could recycle all the UK’s coffee cups at its paper mill in Kemsley, Kent, while on a smaller scale, paper manufacturer James Cropper launched its own trademarked ‘CupCycling’ process in May
> Costa announced its aim to recycle as many coffee cups as it sells by 2020, equating to 500 million cups. The programme involves the chain subsidising a number of waste collection companies, including Veolia, to collect takeaway cups from stores (£70 per tonne collected). This subsidy aims to raise the value of coffee cups as a material in the eyes of recyclers, making it more financially viable to collect them.
https://www.bbc.co.uk/news/science-environment-43739043