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. MORE WORLD WIDE WASTE VIDEOS: How Adidas, Asics, and Other Shoemakers Deal With Waste | World Wide Waste | Insider Business youtube.com/watch?v=C032oem5eaY How People In Gaza Turn Trash Into Cash youtube.com/watch?v=hw4CH-Jg6lY How Disney's Magical Trash Tubes Ended Up In New York City youtube.com/watch?v=u_9ngalquVU 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 ...