In Yellowstone National Park, a bulge the size of 279 football fields has risen by an inch since last July. With no signs of slowing down, the bump that’s roughly 19 miles across may cause some worry ...
A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.
Located in the United States, one of the world’s largest volcanoes is gearing up to explode. It’s known as the Yellowstone ...
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