During the last episode of the series, David Attenborough issues a warning to viewers, detailing how overfishing, plastic pollution, and climate change are all damaging ocean habitats.
Over the last few weeks, Blue Planet II has been impressing viewers around the country, quickly becoming the most-watched television show of 2017.
For those watching Blue Planet II, you’ll be happy to know every piece of plastic the crew came across was removed from the ocean and recycled.
Yet, mankind has put the inhabitants of the Big Blue under threat.