We are running out of places to put the 2 billion metric tons of garbage humans make every year. But people, companies, and governments all over the world are trying to save it from landfills by putting it to good use or eliminating it altogether. Here are 16 stories about efforts to turn tires into bricks, seaweed into a plastic substitute, and more from our fourth season of World Wide Waste. 00:00:00 - Intro 00:00:33 - One Nigerian Entrepreneur's Solution For Millions of Old Tires 00:10:08 - How Used Hotel Soap Gets Recycled Into Brand New Bars 00:19:05 - How The World's Largest Paper Company Makes 1/3 of Cardboard Boxes In America 00:30:57 - Can Indian Seaweed Replace Plastic? 00:40:46 - Can Pineapple Skins Replace Soap? 00:49:20 - How Millions Of Jeans Get Recycled Into New Pairs 01:00:22 - Most Ocean Plastic Flows From Rivers. Can Giant Trash Barriers Stop It? 01:10:34 - How Bricks Made From Invasive Seaweed Clean Mexico's Beaches 01:18:37 - How A Sheep Wagon Became One Man's Do...