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The Solar Settlement with the Sun Ship in the background: Freiburg, Germany
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STATEMENT: UN Climate Summit: Major Economies Fall Short; More Action Needed

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RELEASE: New Report Finds National Governments Can Unlock Nearly $24 Trillion by Investing in Zero-Carbon Cities

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STATEMENT: Fourth National Climate Assessment Confirms Climate Change Will Affect All Regions and All Sectors of U.S. Economy

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Cities4Forests

Pond and trees in front of city skyline.
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Climate Watch

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RELEASE: WRI Welcomes Jennifer Layke as Global Director for its Energy Program

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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.
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Greenhouse Gas Protocol

The São Paulo skyline behind Ibirapuera Park. The city's urban trees are part of the greater Atlantic Forest ecosystem. Photo by Flávio Jota de Paula/Flickr.
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Water Quality Trading

Solid blue background