There’s been a fascinating find in the North Pacific Ocean, as conservationists grapple with how to deal with the Great Pacific Garbage Patch.

The collection of floating rubbish is thought to cover more than a million square kilometres, more than three times the size of France… but something surprising has been discovered.

Entire ecosystems have established themselves there, complicating the push to trawl out the microplastics in nets.

Biologist Rebecca Helm from North Carolina led the study and joins us to chat through what's going on.

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