We humans depend on the Earth’s natural resources for our very existence so it’s vital that we take as good care of them as we can. However, it’s abundantly clear that the environment isn’t in great shape at the moment.

In this special six-part series we explore the different factors affecting the sustainability of our natural resources, investigate what their current state is and discuss what we could be doing to take better care of them.

Thanks to its ease of manufacture, versatility and durability plastic can be used for making everything from packaging and building materials to children’s toys and clothing. But the material’s great success comes with an equally big downside – how do we dispose of it once we are finishing using it?

In this episode we catch up with Dr Costas Vellis, a lecturer in resource efficiency systems at the University of Leeds. He tells us how widespread plastic pollution is, how we have reached this point and what we can do to solve the problem.

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