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Geologists Uncover a Hidden Path That the Colorado River Hasn’t Taken in 5.6 Million Years

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Why This Matters

This discovery sheds light on the ancient course of the Colorado River, offering insights into the region's geological history and climate changes over millions of years. Understanding these historical river paths can inform current water management and conservation efforts in the southwestern United States.

Key Takeaways

Researchers have tracked the Miocene Epoch’s version of the Colorado River to a now dry lakebed east-southeast of the Grand Canyon.