The trick is to live near a shellfishing region and wait for heavy rain! Thanks to the Eden Project for commissioning this video with funding from NERC. Animations by Dom Burgess from Every Think. His brilliant channel is here: https://www.youtube.com/channel/UCGI000V6ZIAQf97MNybAaLQ You can buy my books here: https://stevemould.com/books You can support me on Patreon here: https://www.patreon.com/stevemould just like these amazing people: Glenn Watson Peter Turner Joël van der Loo Matthew Cocke Mark Brouwer Deneb Twitter: http://twitter.com/moulds Instagram: https://www.instagram.com/stevemouldscience/ Facebook: https://www.facebook.com/stevemouldscience/ Buy nerdy maths things: http://mathsgear.co.uk/