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Parks in the News

The Lasting Contributions Of Yellowstone National Park Naturalist George Marler

Ranger naturalist George D. Marler meticulously documented changes in hydrothermal activity in the geyser basins of Yellowstone National Park for more than three decades in the mid-20th century. His work was especially useful in understanding the significant changes in hydrothermal activity following the August 1959 M7.3 Hebgen Lake, Montana, earthquake.

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