Home Tips Geek Trivia: What Changed The Color Of Yellowstone National Park’s Morning Glory Hot Spring?

Geek Trivia: What Changed The Color Of Yellowstone National Park’s Morning Glory Hot Spring?

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Tuesday, February 10, 2015
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What Changed The Color Of Yellowstone National Park’s Morning Glory Hot Spring?




  1. Acid Rain

  2. Fertilizer Runoff

  3. Global Warming

  4. Trash


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