Study: China reverses widespread freshwater deoxygenation via wastewater management
Peer-Reviewed Publication
Updates every hour. Last Updated: 28-Jun-2026 12:16 ET (28-Jun-2026 16:16 GMT/UTC)
Freshwater ecosystems worldwide have been suffering from declining oxygen levels—a trend known as deoxygenation—that threatens biodiversity, fisheries, and ecosystem stability. However, a new study published on June 26 in Nature Geoscience offers hope: targeted nutrient management via wastewater control can reverse this trajectory, even in the face of rapid climate warming.