What If on MSN
What happens if you pour concrete into a volcano?
If only there were a simple trick to stop a massive volcano from spewing out lava. Like maybe plugging it up with good old ...
POPOCATÉPETL VOLCANO, Mexico — In the predawn darkness, a team of scientists climbs the slope of Mexico’s Popocatépetl volcano, one of the world’s most active and whose eruption could affect millions ...
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