Questions tagged [volcanoes]

For questions involving volcanoes, volcanic eruptions, and related phenomena, whether or Earth or elsewhere.

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6
votes
2answers
2k views

Would it be possible to create an artificial volcanic island?

A volcanic island can obviously come into existence quite easily and swiftly by natural causes, as evidenced for instance by the appearance of Surtsey off the coast of Iceland. However, people have ...
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3answers
1k views

Blue Cryovolcanic Planet

Everybody, even those who are complete beginners in the field of Astronomy, know Io, the cryovolcanic moon of Jupiter that looks like a burned pizza with skin cancer. Volcanoes constantly spit out ...
4
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2answers
237 views

Could the Siberian Eruption Get Any Bigger?

Background Information: 252 million years ago, Siberia erupted, releasing enough lava to fill in a volume anywhere between one and four million cubic kilometers. Any time someone thinks "large ...
6
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3answers
633 views

Which type of creatures could exist in a volcano world?

Yes, no one, only bacteria and with luck. Let's suppose that: It is a fantasy world; The creatures live in a dormant volcanoes zone; The neighbors volcanoes are about 5 km and they are still ...
1
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1answer
178 views

History Rewritten…By Katla Volcano [closed]

In 2010, the Icelandic volcano of Eyjafjallajökull (a pronunciation guide to this will be much appreciated) had released a cloud of ash that enveloped all of Europe, a good deal of Asia and the ...
6
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1answer
308 views

If a Volcano Killed Rome Instead of the Barbarians

In the fourth and fifth centuries AD, the Roman Empire had fallen under bad times. Within its boundaries, the once powerful nation had been getting compromised by political corruption and civil ...
16
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4answers
2k views

Castle surrounded by lava

After watching first Shrek, I got interested in one detail: Can you build a castle which is surrounded by lava, using medieval technology? For scope of this question: Imagine ultimate wealthy king/...
5
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5answers
627 views

Volcanic Debris Clouds In Planet's Low Orbit?

I have a few questions related to a crazy setting I'm working for my novel. Let's say we have a planet with a thin atmosphere and low gravity. It's volcanic activity is so intense that the planet has ...
5
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1answer
217 views

Bay evaporated by a volcano

In the world I am designing, I want to have a bay with a tight bottleneck, filled with salt water from the ocean. You can think of the bay as river shaped. To avoid creating a "C" shaped island I want ...
31
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6answers
5k views

How would we try to defuse Yellowstone?

There exists a fictional future world where we have determined space travel is impractical for the majority of the species, despite the fact that technology is more advanced than today. There are no ...
4
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1answer
780 views

Is a volcano civilization possible?

I would like to create a civilisation that develops near active volcanos. In ancient times, they would make good use of volcanoes like: Use lava as heat resource. Use lava as material to make bricks, ...
1
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1answer
103 views

Effects on wildlife of having permanent smoke in an area

The setup: A thick mountain chain is permanently covered in smoke. The smoke comes from several active volcanoes within the mountains, and is kept from dispersing by magic (the magic plays virtually ...
6
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3answers
615 views

Can I harness a volcano as a weapon?

This may be the first of a few questions in a series about building a medieval mountain fortress. I'll wait and see what the reaction is. In the middle of a series of mountains lies a stratovolcano ...
10
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4answers
1k views

Size of the volcano that ends the world

One of the theories behind the extinction of the dinosaurs is the eruption of one or a series of volcanoes. Supposedly the ash expelled by these eruptions blocked out the sun, killing plants and thus ...
11
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3answers
537 views

Habitability of an icy volcano planet

Suppose we have a rocky planet (somewhere between Earth- and Super-Earth- sized) orbiting a star far enough away that it would be around Pluto's temperature if sunlight was the only heat source. If we ...
6
votes
7answers
452 views

What factors could delay the rescue of a small group of survivors on a Pacific volcanic eruption?

The rag-tag group of natives and tourists somehow survived for a week on the manor by the cliff, while the volcano still spits lava and pyroclastic clouds all around. Just before the last cell tower ...
7
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2answers
642 views

How close is too close for a human habitation to be near an erupting volcano?

I am working on a survival suspense story, where a sizeable group of surivors is trapped in a tropical island (somewhere in the Ring of Fire) by a volcanic eruption. They find shelter from the ...
20
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10answers
4k views

How large can a volcano be?

A key part of the plot in a story I'm working on revolves around the main region being on top of volcano that is set to erupt. The trouble is that the region in question in my setting is roughly the ...
4
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4answers
484 views

Artificial volcanos on Mars to recover its atmosphere

I am developing a plan to colonize Mars. Due to Mars' current lack of dense atmosphere and lack of oxygen (its found only as traces), I am setting the following plan: Bore holes through Mars' ...
2
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1answer
277 views

Volcano the size of Australia

What would happen a volcano the size of Australia were to erupt? How high on the extinction-list would it rank? Would it be above the asteroid that hit Earth and killed the dinosaurs? Which known ...