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5 Priorities for Urban Climate Action in 2023 and Beyond

  • transportation
  • electric mobility
  • Freshwater
  • Climate
  • Paris Agreement
  • nature-based solutions
  • poverty
  • human rights
A new electric bus in New Delhi, India
  • transportation
  • electric mobility
  • Freshwater
  • Climate
  • Paris Agreement
  • nature-based solutions
  • poverty
  • human rights

A Fairer and More Sustainable Post-COVID World in Latin America

  • biking
  • Towards a More Equal City
  • infrastructure
  • sanitation
  • Cities
  • Equity & Governance
  • Finance
  • low carbon development
  • multilateral development banks
  • transportation
  • Freshwater
Silhouette of a person with a bicycle overlooking Belo Horizonte's skyline. Photo by Mariana Gil/WRI.
  • biking
  • Towards a More Equal City
  • infrastructure
  • sanitation
  • Cities
  • Equity & Governance
  • Finance
  • low carbon development
  • multilateral development banks
  • transportation
  • Freshwater

A New Strategy to Improve Water Quality—One Targeted Watershed at a Time

  • water pollution
  • hypoxia
  • Freshwater
  • Water Quality
More than 15,000 streams, rivers, and lakes are too polluted with nutrient runoff to support wildlife, be enjoyed recreationally, or serve as a drinking water source. Photo credit: USDA
  • water pollution
  • hypoxia
  • Freshwater
  • Water Quality
Insights

WRI’s Top Outcomes of 2013

  • Energy
  • Food
  • Forests
  • Freshwater
  • Cities
  • Equity & Governance
  • Business
  • Finance
  • climate change
  • food security
  • low carbon development
  • transportation
  • water risk
WRI measures its success through positive, on-the-ground change. Photo credit: Wikimedia Commons
  • Energy
  • Food
  • Forests
  • Freshwater
  • Cities
  • Equity & Governance
  • Business
  • Finance
  • climate change
  • food security
  • low carbon development
  • transportation
  • water risk
Initiatives
This website serves as an information portal about eutrophication—the over-enrichment of water by nutrients such as nitrogen and phosphorus—a leading threat to water quality around the world. Explore our interactive map and learn more.

Can Nutrient Trading Shrink the Gulf of Mexico's Dead Zone?

  • water pollution
  • hypoxia
  • Freshwater
Dead fish resulting from toxins or oxygen depletion in Lake Binder, Iowa. Photo credit: Dr. Jennifer L. Graham, U.S. Geological Survey
  • water pollution
  • hypoxia
  • Freshwater
Insights

Embracing Ecological Progress in China

  • Energy
  • Cities
  • agriculture
  • low carbon development
  • renewable energy
  • transportation
  • Freshwater
  • Energy
  • Cities
  • agriculture
  • low carbon development
  • renewable energy
  • transportation
  • Freshwater
Data

Coastal Eutrophic and Hypoxic Areas of Africa

  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
Data

Coastal Eutrophic and Hypoxic Areas of Asia

  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
Data

Coastal Eutrophic and Hypoxic Areas of Australia and Oceania

  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
Data

Coastal Eutrophic and Hypoxic Areas of Europe

  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution

Coastal Eutrophic and Hypoxic Areas of South America

  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
  • Ocean
  • Freshwater
  • hypoxia
  • Water Quality
  • water pollution
Silhouettes of children playing swing in turbine wind park at sunset