Nature's Kidneys: How Coastal Wetlands Stop Ocean Pollution

Podcast: How To Protect The Ocean · Andrew Lewin

Opublikowano: 2026-09-15

Green water. A smell that won't go away. Sometimes, dead fish washing up on shore. That's what too much nitrogen does to a coastline, and it's easy to hear stories like this and feel like the ocean is just losing. This episode is the opposite of that. Here's what most people don't know: a healthy stretch of marsh or mangrove can pull nitrogen straight out of the water before it ever becomes a problem. A single restored 100-acre wetland cut nearby ammonia by 62 percent and total nitrogen by 37 percent, and saved local water systems about $17,000 a year...