Study shows how Yellowstone National Park's Famous Thermal Springs looked Decades Ago

December 23, 2014 12:17 PM

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A recently published study shows accurately how Yellowstone National Park's well-known thermal springs appeared decades ago before it suffered pollution due to tourism.

The study is published this week in the journal Applied Optics, Vol. 54, Issue 4. Yellowstone's hot springs and its water present at Old Faithful are quite the sight to be seen. With high number of daily tourists, the landscape of Yellowstone National Park has changed drastically.

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