Silent Magma Surge Under Appalachians Could Threaten New York City
What began as a faint flicker on seismic monitors—a subtle blip easily written off as instrument error—has now revealed itself as a staggering underground phenomenon. Hidden beneath the Appalachian Mountains lies a colossal molten mass, roughly 220 miles across, silently shifting beneath the Earth’s surface. And its slow march is aimed toward one of the …
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