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Two Arizona rivers landed on the list of the top 10 "most endangered" rivers in the U.S. this week. The Colorado River is in the No. 1 spot on the annual report from American Rivers.
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The environmental nonprofit American Rivers has named the Colorado River as the nation’s most endangered waterway. KNAU’s Melissa Sevigny reports.
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Conservation groups have sued the Bureau of Land Management, alleging it’s failed to protect the San Pedro Riparian National Conservation area in southern…