Questions tagged [volcanoes]

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

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The Subductive Hotspot

On Earth, there are only two different ways to create major volcanoes. One way is subduction. It occurs when older/heavier rock sinks beneath younger/lighter rock. As the rock descends, it ...
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3answers
367 views

How can the human race disappear in a few days? [duplicate]

Is it possible to eradicate the human race in one week? And if yes, by which way? Of course, the human race should do everything to survive. What could be more powerful than our will to survive? 1. ...
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4answers
503 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' ...
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2answers
253 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 ...
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1answer
877 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, ...
4
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1answer
124 views

What would happen to a world with three moons?

The world I’m building is approximately 1/3 of the size of earth and it has 3 moons orbiting it. The orbits are all different but occasionally they have either a full moon or a new moon on the same ...
4
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1answer
101 views

Could Volcanism Provide a Large “Heat Oasis” in a Polar Desert?

So there is an Antarctic like continent in my setting; and just like Antarctica it is the largest and most inhospitable desert in the planet due to how absolutely cold it is. But what if there was a ...
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2answers
172 views

Californian Yellowstone

North America's largest and perhaps most popular volcano is the plume of mantle situated right beneath the surface of what we arbitrarily call Yellowstone National Park. This image shows the two most ...
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7answers
984 views

How could a tree survive a volcanic blast?

Background I am working on a Role Play Video game, and I have a particular island called Morogar in my medieval fantasy. (Magic and Mythical Beasts run wild). Originally an island with forests and a ...
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4answers
293 views

Perpetual Volcanic Eruption

As the title says, is it possible to have a volcano that is perpetually erupting, and how would it be achieved? To be considered a "Perpetual Eruption", the volcano must emit moderate quantities of ...
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4answers
286 views

Defence against volcano?

Say I have a group of people who live next to a volcano for religious reasons. They will not move. This volcano erupts very regularly - almost once a week. What kind of defence or adaptability ...
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6answers
3k views

Could I intentionally trigger a Yellowstone eruption?

I'm very interested in a post-eruption setting in the continental United States. Unfortunately, it looks quite unlikely that a serious caldera-forming eruption is in our near future. However, we're a ...
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3answers
110 views

Would these processes be probable on this planet?

Background This planet, located somewhere in the Andromeda galaxy, orbits a M5V star about 0.682764 AU away from its star. The planet is volcanically active due to the gravitational field of the ...
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1answer
99 views

Can I use an active flood basalt province as a “biome” without messing my world up?

I want to use the an active large ignious province (LIP) as a "biome" on a continent in my world. This video about the Siberian Traps inspired me. A LIP modeled after the Siberian Traps gives you a ...
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6answers
160 views

How do I use explosives to erupt a small volcano and cause a pyroclastic flow and large plume? [duplicate]

I am evil and wish to destroy a town near a volcano and kill all of its citizens. The volcano is small - about 15 square kilometers in area. The town is even smaller. The thing is that I don't live ...
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2answers
204 views

Would it be possible to have fresh water in a world where there was a major volcanic eruption which destroyed all civilisation apart from one city?

For an area in a world I am creating, 300 years prior to the present day, the northlands were destroyed by major volcanic eruptions. Would it be possible for there to be water accessible to a party ...
3
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1answer
421 views

Russia's Alternate Geological History

Since the geological history of the world's largest nation is as big as the nation itself, and since I don't have a master familiarity with Russia's formation over hundreds of millions of years, I'm ...
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7answers
656 views

Lava behind a forcefield; How to solidify the lava in contact? [closed]

I have a volcano spewing a lavaflow over the countryside. I have a small valley area protected by an advanced forcefield. It is an extended version of a space going ship's forcefields. When lava ...
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2answers
123 views

Planet with stained atmosphere

I'm currently writing a script about planetary colonization. And I've got the idea of a planet with a kind of "colored stains" in its atmosphere but still suitable for life in both locations....
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2answers
267 views

Would the Flamebreaker Armor in “The Legend of Zelda: Breath of the Wild” work?

The Flamebreaker Armor is a full plate armor present in the videogame The Legend of Zelda: Breath of the Wild, which protects the wearer from heat. When fully upgraded, it makes the wearer fireproof ...
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1answer
96 views

Is an extinct volcanic tube marketplace possible

Could people with Iron Age technology possibly dig large holes in volcanic rock on the edges of a lave tube system. Would this be an effective way to run a trade business or to live in an underground ...
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3answers
137 views

Supervolcano Defense - 2100

In the year 2100 the population of the United States is close to near one billion people (thanks to refugees from the Great Islam War in Europe). Advanced seismic technologies have detected that the ...
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1answer
69 views

How to create a volcano?

In the near future, humanity as a whole decides they need a new volcano at unspecified location X. The bigger, the better, short of a cataclysmic world-ending scenario. The reason behind this desire ...
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1answer
296 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 ...
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2answers
334 views

Realistic placements of Mountains and the like

This question basically boils down to this: What would be the places on a given continent where one would find mountains? I have seen maps from games, movies, board games, books etc. where it would ...
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1answer
38 views

Volcanic island generating its own storms

Picture this, a highly volcanic island sitting in the middle of a temperate or sub-arctic sea, the heat generated by the magma beneath the island and the volcano heats the air enough to generate a ...
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2answers
138 views

What is a required for a creature to be capable of diving into lava lakes? [closed]

So far along the lines of this matter, I've decided that if they were 5'8" and humanoid, composed of something similar to Tungsten, so they don't melt or burn, they would weigh around 3,846lbs/1,744....
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2answers
252 views

Can a new volcano have metals inside?

If I were to use handwavium to raise a volcano in the middle of the sea, would it contain metals or ores large enough to be extracted by normal means, like mining with a pickaxe? Everything apart ...
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3answers
2k views

Benefits to Yellowstone Eruption today?

If the Yellowstone Supervolcano did happen to erupt within the next ten years or so, what benefits would there be to humanity? I understand that there would probably be many extinctions to other ...
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1answer
182 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 ...
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1answer
108 views

Volcano near river mouth

When a volcano is under the sea, but close to the coastline, it creates islands. I have a volcanic island near (less than 20km away) a river mouth. Is this feasible? I couldn't find any real example. ...
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2answers
184 views

Molten Whirlpool planet

Premise; A magma/lava planet tidally locked around its sun. The side facing the sun is always erupting lava, the dark side is a cooled shell, which sinks into the magma beneath in a global whirlpool. ...
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1answer
109 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 ...
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1answer
122 views

Given an initially high concentration of CO2 and H2O, how efficient can I conceivably make a photosynthetic reaction?

I have been told that the high proportion of O2 and CH4 in my atmosphere are unsustainable unless constantly refreshed by an active process. I would like to sustain the following atmospheric ...
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1answer
101 views

Would a Jungle survive in a highly volcanic area?

I have an idea for a region of the world I am working on, and I'm not sure how realistic it is. Basically, the area is an equatorial jungle, closely bordering the ocean on one side. As a result there ...
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1answer
66 views

New virus living in geothermal steam vents [closed]

Would a scenario be possible where an existing virus hybridizes with a still-undiscovered virus that previously lived only in geothermal features, such as deep ocean vents, geysers, mud pots, or ...
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1answer
219 views

Could a super volcano cause ragnarok like events?

For the world I am creating I am trying to have an event like a super volcano explosion in its past. Generations of oral storytelling have resulted in the Norse mythology of Ragnarok making its way to ...
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2answers
219 views

Volcanic winter related to moons?

My Kepler Bb planet has 4 moons and is habitable. So that is good. But all 4 of these moons are major moons which while indeed possible, could be a problem. You see, these moons are in resonance so ...

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