Reporter Raphael Rowe tracks down some of Britain's biggest illegal fly-tippers.
How the colour of a dumped bathroom suite led investigators to the door of the fly-tipper.
How good old-fashioned policing caught three persistent railway graffiti vandals.
The incredible story of the woman who threw her rubbish in to her neighbour's garden.
The investigation that finally convicted Britain's most serious environmental criminal.
A look at the disgusting consequences of people tipping fat down the sink.
An undercover investigation catches a man running an illegal car scrapyard in Wales.
An undercover operation to catch fly-tippers takes place in a Welsh forest.
A truck-load of asbestos is fly-tipped on a public playing field in Middlesbrough.
A family's home is flooded after fly-tipping in a river caused it to burst its banks.
Hidden cameras and night-time surveillance are used to try to catch vandals in Brent.
A look at the incredible amount of rubbish found hidden underwater in Britain's canals.
A behind-the-scenes look at an investigation by the Environment Agency.
A look at the talking CCTV that tells off people who drop litter in the street.
Liverpool council gets tough on dog owners who fail to clear up after their pooches.
London residents work together with the authorities to catch graffiti vandals.
In Burnley, a man gets the surprise of his life when he sets fire to a van load of waste.
Two London brothers are caught red-handed on CCTV as they dump van-loads of waste.
In Preston, Lancashire, 100 officers storm an illegal car scrapping site.
Officers are on the hunt for someone who has been dumping bags of rotting fish guts.
London officers use covert surveillance to track the movements of a gang dumping tyres.
An environment officer tracks the rogue who throws bags of dog mess at a beauty spot.
The astounding case of scoundrels who dumped tons of breeze blocks in a school playground.
Officers uncover a gang responsible for illegally dumping hundreds of thousands of tyres.