Changing lifestyles and population growth mean that we're producing more rubbish, faster than ever before. This week we take a look at some of the most exceptional and challenging responses to managing waste.
We explore how Japanese authorities are dealing with the debris left over by the tsunami in 2011. But it's not only a challenge for the Japanese - bits of debris are now washing up on the shores of North America.
What happens when a landfill site in the suburbs of Mexico City closes? Illegal rubbish dumps appear all over the city. We check it out.
Romainville, a sleepy city in France, has replaced rubbish trucks with a pipeline system that carries household waste underground. It might sound like a great idea, but not everyone's happy. We find out what the mayor thinks, and what the residents have to say.