A thoughtfully curated collection of articles on innovative solutions, brought together to inspire and inform.
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How environmental DNA turned river water into a global wildlife census | The Optimist Daily
A liter of river water contains DNA from every species that touched it. NatureMetrics is using that to map life across 10 percent of Earth.
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Europe removed a record 602 river barriers last year | The Optimist Daily
A record 602 dams, weirs, and culverts were dismantled across Europe in 2025, reconnecting 2,324 miles of rivers and helping wildlife recover.
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All Chicago's city buildings now use 100% clean power | Grist
To achieve its climate goals, the city helped finance the largest solar farm east of the Mississippi River.