Dossier
Zhou Yongqiang
Coverage of Zhou Yongqiang in the Nexus archive.
- $1.4 trillion investment helps China restore freshwater ecosystems’ oxygen
China's $1.4 trillion investment in wastewater treatment, sewer systems, and pollution control has reversed oxygen depletion in freshwater ecosystems, with a study showing dissolved oxygen levels rising in rivers and lakes despite warming waters. Infrastructure advancements reduced nutrient and organic pollution, offsetting oxygen loss from climate warming.