What did we find at the bottom of the Mariana Trench? Not just strange creatures, but something far more unsettling: evidence of our own pollution, thousands of kilometers from land. In 2019, a research team discovered a plastic bag and candy wrappers at 10,898 meters—deeper than any human had ever walked. As Dr. Lucy Woodall put it, 'We found plastic at the deepest point on Earth. That was shocking. ' Full video — Why We Still Don't Know What Lives in the Mariana Trench: https://www.youtube.com/watch?v=LAN0_jqicNE

