In 1980, the eruption of Mount St. Helens devastated local ecosystems, covering 22,000 square miles with 540 million tons of ...
Scientists released gophers onto a plot of land two years after the eruption obliterated the landscape—and the results were ...
In 1980, the eruption of Mount St. Helens devastated local ecosystems, but an experimental introduction of gophers has ...
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