Meet London's first female binman who clears rubbish four times a week from a rich borough, the Kennys who hand-built their waste business from scratch, and Mark, who salvages defunct planes. Meanwhile, a box full of human ashes turns up at Crappers near Swindon.
Workers at Crapper and Sons salvage what they can from the hundreds of tons of plastic that is brought in every month while 10,000 tons of compost is sold to local farmers every year. S Norton is a multi-million pound complex of hydraulic and electrical systems, where hundreds of people shred 1.5 million tons of steel per year, which is then shipped off to Turkey for use in steelworks around the world.
Refood diverts the rotting food we don't want from landfill, and plugs it into the national grid. Terracycle sorts through the unrecyclable at drop-off points around Sussex.
Crapper and Sons run a landfill site that manages 200 trucks of waste a day. At Marylebone station, cleaners fight against a never-ending tide of rubbish.
Workers at Dungeness A, a decommissioned nuclear power station in Kent, have to deal with radioactive rubbish - an operation that requires extreme measures.
In Nottingham, Alan is responsible for a waste-burning furnace that incinerates 180,000 tonnes of rubbish annually.
Scientists from the University of Surrey reveal the methods used to clean up some of the thousands of pieces of space junk orbiting Earth.
