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.
![How a New Treaty Could Clean Up Plastic Waste - The New York Times](https://static01.nyt.com/images/2022/03/02/climate/02cli-plastic1/merlin_203051742_51b8809d-bada-4bcf-a234-9c0616725d1b-articleLarge.jpg?quality=75&auto=webp&disable=upscale)
Related article - Random Chance in Evolution
![Rich countries export twice as much plastic waste to the developing world as previously thought | Grist](https://grist.org/wp-content/uploads/2023/03/kenya-dump-site-e1678716917555.jpg)
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