Manta ray and pollution solution

S2 Ep14. Will a ray save the day? It’s inspiring a way to prevent more pollution of our oceans. As sea water enters a manta ray’s large mouth, plankton are captured and other particles are thrown up by whirlpools. Systems are being developed to extract or capture microplastics from water. Thanks for listening. Get in touch: www.bbcworldservice.com/30animals #30Animals