Half of world's rivers at risk Pollution and overuse are causing serious damage to more than half the globe's main rivers. [QuickView]
Missouri River's identity crisis The longest river in the US, the Missouri River, is in the grip of an identity crisis, as environmentalists, farmers, barge operators, Indian tribes and... [QuickView]
Groups attack dredging plan for Columbia Oregon Live's News Section. [QuickView]
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New pact protects California's Sacramento River [QuickView]
Sacramento River Is Life Source for California [QuickView]
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