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The blog of the Wilson Center's Environmental Change and Security Program
Showing posts by Michele Thieme.
  • Navigating Trade-Offs Between Dams and River Conservation

    ›
    Guest Contributor  //  August 10, 2021  //  By Michele Thieme

    Aerial view of Manso Dam  The Manso Dam is a hydroelectric dam on the Manso River, a tributary of the Cuiabá River, in the state of Mato Grosso, Brazil.

    Connected and healthy rivers deliver diverse benefits that are often overlooked: freshwater fish stocks that improve food security for hundreds of millions of people, nutrient-rich sediment that supports agriculture and keeps deltas above rising seas, floodplains that help mitigate the impact of floods, and a wealth of biodiversity. Navigating Trade-Offs Between Dams And River Conservation, a new report in the journal, Global Sustainability, reveals that if all proposed hydropower dams are built, over 260,000 km of rivers (160,000 miles), including the Amazon, Congo, Irrawaddy, and Salween mainstem rivers, will lose free-flowing status.

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