What happens to Glastonbury rubbish?

After the show the clear-up begins, but what happens to the tonnes of litter generated by Glastonbury's huge crowds?

The BBC's Andrew Plant reports form Worthy Farm on the massive clear-up operation which this year will aim to increase the amount of rubbish which can be recycled rather than just be sent to landfill sites.

BBC Glastonbury 2013 special coverage