/r/Volcanoes

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A subreddit for the videos, articles, pictures, and discussion of and about volcanoes!


Articles, videos, discussions and pictures about volcanoes!


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0

Just a couple of questions about lava

Let’s say I was completely submerged in lava and couldn’t move at all. Would I float up to the surface, sink down further or just be stuck where I am? Also, if I wanted to, would I be able to swim through it, or is that not possible?

I get that lava is way more viscous than a lot of other liquids, but I just want to have a bit of a better understanding of the properties of lava. Thanks

4 Comments
2024/12/10
13:48 UTC

359

Mount Kanlaon erupted

7 Comments
2024/12/10
13:33 UTC

3

Phreatic eruption even if no activity is detected?

1 Comment
2024/12/08
11:26 UTC

108

A look into an active volcano (circa 1973)

Taken in mid 1973 by my grandfather in Heimaey (Vestmannaeyjar (Iceland))

0 Comments
2024/12/07
18:27 UTC

10

What is the Black Butte formation near Mt Shasta?

I'm trying to understand what the formation is exactly. Ive read it's a cinder cone made with overlapping dacite lava domes. But is it it's own volcano, a vent that's part of the Shasta magama tunnels, or is it terrain pushed up by expanding magma chambers?

3 Comments
2024/12/07
18:00 UTC

51

Popocatépetl - flew over 27th November

Was flying from Oaxaca to Mexico City and managed to snag a few pics of Popocatépetl. Amazing I thought.

1 Comment
2024/12/07
12:31 UTC

844

A spectacular close-up shot of volcanic lightning created on Sakurajima Volcano - Japan. … "And there's fire on the mountain, lightning in the air"

5 Comments
2024/12/07
06:49 UTC

354

More mount saint helens image

3 Comments
2024/12/07
05:02 UTC

267

Alaska. Shishaldin.

2 Comments
2024/12/06
01:10 UTC

141

What volcanoes are the ones we as humanity should be worried about?

As the title asked, what are some volcanoes we should be worried about? I talked to a geological person who looks at volcano and he said they Yellowstone is the least of their worries right now and that there are several other volcanoes that are way more dangerous and have a way higher probability of going off. When I asked him which ones, he basically refused to tell me.

146 Comments
2024/12/05
19:28 UTC

65

Mount saint helens

6 Comments
2024/12/04
06:01 UTC

938

Mount Bromo eruption from a distance of 1 km from the crater

8 Comments
2024/12/03
14:07 UTC

706

Taal Volcano minor explosion

At 05:58 a.m. GMT+8

13 Comments
2024/12/03
06:17 UTC

177

Mauna Loas 1984 Eruption caught at night

1 Comment
2024/12/02
08:48 UTC

48

Sunday morning wake-up call! 3.89M Earthquake at 19.79km BSL, located 18km WNW of Volcano, Hawaii, on 11/30/2024, 8:40:35 AM HST.

12 Comments
2024/11/30
19:02 UTC

687

A real photo postcard of Lassen Peak erupting, one that I haven't come across before. Photographer and date unknown, hi-res scan.

6 Comments
2024/11/30
19:01 UTC

0

Could Yellowstone burn the Amazon?

This is a question that I’ve been asking myself, but would a Yellowstone Supervolcano Eruption of the highest magnitude lead to the Amazon burning down? Considering that a lot of ash and smoke would be released, if enough of that ash got down into South America and into the Amazon, could it burn it down?

4 Comments
2024/11/28
10:08 UTC

127

did people know ahead of time that mount st. helens was going to explode when it did and with the magnitude it did?

I tried researching this online but all I could find was the fact that researchers knew the volcano COULD erupt because of earthquakes and stuff not that they knew when or with what magnitude. was it like, they knew it was going to erupt in the next few years before it did? or was it kind of like yellowstone where we know it probably will erupt one day we just don’t know when. also, did people know how violently the volcano would explode or even if it would explode at all? I just finished an earth science course in college (my major has nothing to do with earth science I just took it to get credit hours so I will probably not be taking many more geology courses to find answers to these questions) and the course left me with some curiosities regarding what I learned. i’m just hoping someone out there on the great reddit dot com could quench my thirst for volcano knowledge

50 Comments
2024/11/28
00:59 UTC

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