Why Are Plankton the Most Vital Organisms on Earth? | BBC Earth

For World Oceans Day the BBC Unplugged Team explore how vital Plankton really are. Subscribe to BBC Unplugged: http://bit.ly/SubscribeToEarthUnplugged Subscribe to BBC Earth: http://bit.ly/BBCEarthSub WATCH MORE: Spongebob Squarepants: https://www.youtube.com/watch?v=ZEP_PJXnnNs New on Earth: https://bit.ly/2M3La96 Oceanscapes: https://bit.ly/2Hmd2kZ Wild Thailand: https://bit.ly/2kR7lmh Welcome to BBC EARTH! The world is an amazing place full of stories, beauty and natural wonder. Here you'll find 50 years worth of astounding, entertaining, thought-provoking and educational natural history content. Dramatic, rare, and exclusive, nature doesn't get more exciting than this. This is a commercial channel from BBC Studios. Service & Feedback https://www.bbcstudios.com/contact/contact-us/