Volcano

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An opening or rupture in the earth’s surface through which lava, hot gases, and fragments of rock erupt. The effect of volcanic eruptions on humans is both direct—lava flow, tidal waves, mud slides—and indirect—releasing ash that affects the lungs or weather
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Every time the earth warms up a couple of degrees, we set off another volcano. All that ash and stuff goes up into the sky.
OK, you say no one can predict when volcanoes are going to happen.
Sure, sure, you say, this is going to hurt people, all these volcanoes. But I looked it up, there are hundreds and hundreds of volcanoes in places where no one lives at all.
HORIZON - VOLCANO HELL (BBC2, 9pm) HELL hath no fury like an erupting volcano, and if you live on the slopes of an active one, you know this like nothing else.
Sometimes however, there's no point in just running really fast to avoid the molten lava, mud slides and vast clouds of ash that emanate from the volcano's belly, because you'll never avoid it, just like the 20,000 people who died in Colombia after the Nevado del Ruiz erupted in 1985.
Costa Rica's nine active volcanos vividly remind visitors of the awesome power contained in the earth's thin mantle.
Champion, too, is planning to hunt for titanohematites in lava flows from other explosive volcanos such as the 12,000-year-old bed near Glacier Peak in Washington.
In an explosive eruption, the shower of hot lava that streams out of the volcano would be quickly cooled too.
By looking through the eyes of the ancients, scientists today can mold the historical accounts of astronomical observations, earthquakes, volcanos, weather and food production into a reconstruction of the geological past--and sometimes do it with greater precision than that allowed by the physical data.
"The volcanos that have gone off in the last 100 years, where the temperature records have been the best, have been relatively small compared to some of the big ones discussed in the historical literature," says Michael R.
The forecast for the eruption of new mud volcanoes in Azerbaijan has been proved.
He noted that in October it was predicted that there would be an eruption of Bozdag Gobu in the Absheron peninsula, Bahar in Alat settlement, Shekikhan, Nardaranakhtarma, Ayazakhtarma and Shikzarli volcanoes in Gobustan.