Is the Pacific Garbage Patch a floating island of trash?

How was the Garbage Patch formed? What is the Garbage Patch made of? How can it be cleaned up? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content?  Sign up in the Apple app or on our website: HERE Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Whosmarted.com!