I have this video on DVD. I have to say it is still an instructive reminder on the dangers of Volcanoes. Maurice, Katia, even now, 20 years after your deaths, your work still influences those of us who wonder at the worlds complexities. Thanks for the great videos, and your contributions to the understanding of volcanoes.
And your brain wouldn't explode - you would inhale the hot gas and burn the crap out of your internal organs while you're being burnt on the outside. Excruciating, but over within seconds :(
There are several ways a pyroclastic flow can form. Collapsing of the eruption column is one way, and the collapse of a lava dome is another. The pyroclastic flow (and YES, it IS a pyroclastic flow and not an avalanche or landslide) that killed the Kraffts started out as a dome collapse, which is what you see at 0:43. A lava dome collapse isn't the same as a landslide - the lava dome was still in the hundreds of degrees celsius. Something nice, though - the Kraffts apparently were found hugging.
This is a unique situation where the volcanoe ''spits out'' hugh masses of superhot rocks and ash near the top of the volcanoes' slope and stays there, it soon collapses the large superhot rock/ash mass and roars down the slope as a pyroclastic flow destroying/killing anything in the way-the big flow killed the volcanologists and other people. Usually most volcanoes spits out the superhot mass and immediately tumbles down the slopes of the volcanoe.. Very interesting but tragic.
You do realise that since we can't see INSIDE the ashes we don't know what is inside there right? As far as we know it could be lava/burning rocks, which is by the way what they are say.
And there's hot gas there obviously, since the thing came from inside a volcano, which are... you know... hot
@wisefelipe A pyroclastic flow starts at the mushroom cloud that is formed above a volcano, which becomes too heavy. The cloud will collapse and form a pyroclastic flow.
By the way I'm just asking, I have no particular knowledge of volcanic activity, we don't even have volcanoes in my country, I was just going by my basic chemistry/physics knowledge
@wisefelipe We can see inside afterwards by doing geologic field work. Pyroclastic flows can be made up of almost anything really consisting of ash, dust, gas, and volcanic material. There is really no surviving one if you are in the wrong place at the wrong time. You probably are incinerated immediately when the burning hot material takes you over. Some say that such a rapid increase in temperature causes your brain/head to explode. It would be a pretty painless death I assume. It all depends.
If there's one thing humanity is unlikely to learn is how much some death-causing stuff hurt I guess :P
And about your explanation about how you can get this information by looking at the "remains" of the flow, duh, of course, I don't know how I did not think of that, pretty stupid on my part, sorry.
You are right then I imagine as I'm guessing you have studied the "remain"s of that flow yourself or at least read something by a person who did. Thank you for explaining.
Has anybody ever came across a clip which may have been from this same documentary where there are a group of chasers trying to outdrive a pyroclastic flow while it is gaining on them and the camera is pointing out the window. I saw it about 4 years ago and not since then.
Also killed in this eruption was Harry Glicken, a scientist who had been assigned to Mount St. Helens in 1980 but was luckily called out of town before that volcano erupted.
He survived one volcano, but was killed by another.
I saw the other clip sk2bahr mentioned. It's the very same narrator, but in that clip he said there were no fatalities. They must have made an update when they realized their mistake. What I don't understand is why so often the vulcanologists we see in footage like this seem to care so little for their own lives. Obviously it's a dangerous job, but some of these guys sound like they have a death wish.
@metrowestjp, I'm gonna try to explain you. They did not care because they had seen hundreds and hundred of volcanos. You should watch the whole documentary to realize that they had seen so much. I would say, it is like a Formula 1 driver who knows he can die at every moment but he still do it because he is so much "in love" with what he does. It is the same with all people who have a dangerous job or things like that. It is not that you want to die, it's you were born to accomplish your passion
Whats interesting is that its the same guy on all the Videos doing the voice over. One one film he says they live, on the nest 41 die. I wonder what the narator was thinking when he was sat in the recording room knowing he had said exactly the opposite previously?
I was really sad when these guys died. They did amazing, beautiful work, and seemed like cool people. Talk about going out doing what you love, though!
The Kraffts courted danger on many occasions and were well aware of the risks and what would probably be their ultimate fate. Maurice often said he knew one day his luck would run out. he would not have been surprised when it happened. That's not arrogance - it's just realism. They Kraffts had an exciting and wonderful life and died doing what they loved. R.I.P
@TheRealRedAce I think it's pretty stupid to just throw your life away in stupid risk-taking. This isn't much above some moronic free-climber who falls off a mountain, killed by his nihilistic thrill-seeking. At this point pyroclastic flows are well understood and tickling the dragon's tail in person is pointless. I'm not averse to risk-taking in a good cause (e.g. going to the Moon) but pissing away one's life just to get film is rather irritating.
According to my translation software, super1u80 said (In Japanese): "Voice of the firefighters and the fire siren is most likely fake or after they are synthesized. It may be the intention of directing the synthesis."
Obviously not a perfect translation, but more or less gives the message.
before you say something. I do know unzen is far south near Nagasaki. I said "up there" because lived down south in Okinawa. I did to Nagasaki but not the few extra miles north to the mountain. Would have liked to have seen it.
on the other video several people point out that the Announcer is wrong.. One guy states that the film was of a later flow but I see that the film is the same. It is plain the announcer and the poster who said that it a differant flow are wrong. Nevertheless, I stand by that it is in fact confusing but only in that it is weird that a commercial clip would be so off when it is availible in so many forms for this long! By the way did you get to unzen I used to live in Japan but never got up there.
@eirik230696 it's clear from the footage that pyroclastic flow stops hundred meters before houses and camera. the kraffts died another day, always on unzen volcano, but in different condition. they didn't know the fact that the most dilute part of a pyroclastic flow could climb steep slopes; they were on the top of a hill, above a valley where pyroclastic flow were run. the most dilute part of one of these (phoenix cloud) knock down kraffts and other scientists
@lapalissiano They weren't in the village or where the camera that shot this film was, they were on the ridge line way above that the flow overwhelmed.
Not confusing at all. Anyone who says nobody died didn't do their research. They only have to find this volcano on Wikipedia and read the article to know that 43 people lost their lives and the 1991 eruption sequence destroyed at least several hundred homes as well.
Read Stanley William's account of the Galeras eruption and his work to understand volcanoes, and you will read a very insightful passage on the Kraffts.
Hi, Can you tell me what documentary this clip came from please. If possible I would love to obtain a copy as I was in the area in 2007 and saw the destruction that has been left alone. I also visited the spot where Maurice, Katia, and Harry Glicken were killed during this event.
¿How many people died for this volcano?
real numbers please.........
AALIYAHFOREVER22YOUN 1 week ago
@AALIYAHFOREVER22YOUN 43 people died, include 4 scientists, 16 journalists, 4 taxi drivers hired by jounalists,
and 14 vigilantes with policemen patrolling to prevent from theft by shemeless jounalists!!
(There were no one in house because of evacuation area)
hirobae 8 hours ago
@hirobae thank you so much, this it´s really sad.
AALIYAHFOREVER22YOUN 1 hour ago
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AALIYAHFOREVER22YOUN 1 week ago
Comment removed
AALIYAHFOREVER22YOUN 1 week ago
Hope it was worth it, morons.
anvilofcrom 3 weeks ago
I have this video on DVD. I have to say it is still an instructive reminder on the dangers of Volcanoes. Maurice, Katia, even now, 20 years after your deaths, your work still influences those of us who wonder at the worlds complexities. Thanks for the great videos, and your contributions to the understanding of volcanoes.
danschaoticmind 1 month ago
Quick! Bubble hearth!
vkandaharv2 1 month ago
:O
ledezma745 1 month ago
And your brain wouldn't explode - you would inhale the hot gas and burn the crap out of your internal organs while you're being burnt on the outside. Excruciating, but over within seconds :(
alfdog86 1 month ago
There are several ways a pyroclastic flow can form. Collapsing of the eruption column is one way, and the collapse of a lava dome is another. The pyroclastic flow (and YES, it IS a pyroclastic flow and not an avalanche or landslide) that killed the Kraffts started out as a dome collapse, which is what you see at 0:43. A lava dome collapse isn't the same as a landslide - the lava dome was still in the hundreds of degrees celsius. Something nice, though - the Kraffts apparently were found hugging.
alfdog86 1 month ago
Its alright,he didnt care.
Nero49er 1 month ago
He deserves that
EAA3435 1 month ago
Dumbasses...
RenegadeArms09 2 months ago
they're probably happy being buried there at pinatubo...
PigSty1985 2 months ago
This is a unique situation where the volcanoe ''spits out'' hugh masses of superhot rocks and ash near the top of the volcanoes' slope and stays there, it soon collapses the large superhot rock/ash mass and roars down the slope as a pyroclastic flow destroying/killing anything in the way-the big flow killed the volcanologists and other people. Usually most volcanoes spits out the superhot mass and immediately tumbles down the slopes of the volcanoe.. Very interesting but tragic.
tartan64tan 3 months ago
Scarying ...
ClassMeteo 3 months ago
Pyroclastic flow due to lava dome collapse.
Festivephone1979 3 months ago
1:37 That must be a terrifying sight
PizzaPirateNinja8128 4 months ago
As a resident of Japan it's well known knowledge that Unzen was a lethal eruption; killing over 40.
Allestra 4 months ago
this is not a pyroclastic flow. this is a big avalanche. completely different.
chsxtian 4 months ago
@chsxtian
an avalanche is snow, a landslide is unstable earth and a pyroclastic flow is extremely hot gas and rocks which is what is happening here.
rebecca201021 4 months ago
@rebecca201021 then it's a landslide,
it's not hot gas and rocks, it's the ashes that are falling down.
chsxtian 4 months ago
@chsxtian
You do realise that since we can't see INSIDE the ashes we don't know what is inside there right? As far as we know it could be lava/burning rocks, which is by the way what they are say.
And there's hot gas there obviously, since the thing came from inside a volcano, which are... you know... hot
wisefelipe 3 months ago
@wisefelipe A pyroclastic flow starts at the mushroom cloud that is formed above a volcano, which becomes too heavy. The cloud will collapse and form a pyroclastic flow.
chsxtian 3 months ago
@chsxtian
And can't that be the thing we see on the video?
wisefelipe 3 months ago
@chsxtian
By the way I'm just asking, I have no particular knowledge of volcanic activity, we don't even have volcanoes in my country, I was just going by my basic chemistry/physics knowledge
wisefelipe 3 months ago
@wisefelipe We can see inside afterwards by doing geologic field work. Pyroclastic flows can be made up of almost anything really consisting of ash, dust, gas, and volcanic material. There is really no surviving one if you are in the wrong place at the wrong time. You probably are incinerated immediately when the burning hot material takes you over. Some say that such a rapid increase in temperature causes your brain/head to explode. It would be a pretty painless death I assume. It all depends.
ace9213 2 months ago
@ace9213
If there's one thing humanity is unlikely to learn is how much some death-causing stuff hurt I guess :P
And about your explanation about how you can get this information by looking at the "remains" of the flow, duh, of course, I don't know how I did not think of that, pretty stupid on my part, sorry.
You are right then I imagine as I'm guessing you have studied the "remain"s of that flow yourself or at least read something by a person who did. Thank you for explaining.
wisefelipe 2 months ago
the music at the end sounds like its from Terminator 2
RightWingAviator 5 months ago
Has anybody ever came across a clip which may have been from this same documentary where there are a group of chasers trying to outdrive a pyroclastic flow while it is gaining on them and the camera is pointing out the window. I saw it about 4 years ago and not since then.
Ihaveaids2 9 months ago
Is this Katia and Maurice Krafft dying?
TheSonjaxfactor 9 months ago
watch?v=Ue3WIPgEyhY
gfhjtrjh 9 months ago
Even the sulfur is enough to kill people..scary.
TheJovanist 10 months ago
that...would be an excellent time to bend over and kiss your ass goodbye
operationmeh 10 months ago
外国人のマスコミが犠牲にならなくて本当に良かったわ
GYOKUSON 11 months ago
Narrater says, [1:34~] Maurice, Katja and 41 others are dead.
bowlingheaz 10 months ago
famous last words....
biscuits4dinner 11 months ago
June 3, 1991...I was born on that day ^^
dronesincedawnoftime 1 year ago
This was Japan's deadliest volcanic eruption since 1926, when Mt. Tokachi erupted, killing 144.
BillBrd1 1 year ago
Also killed in this eruption was Harry Glicken, a scientist who had been assigned to Mount St. Helens in 1980 but was luckily called out of town before that volcano erupted.
He survived one volcano, but was killed by another.
Felamine 1 year ago
Comment removed
Bustikated 3 months ago
wew..danger close
MonSiGart 1 year ago
like this is you're studying for natural disasters right now!
momoneymoproblems22 1 year ago
It's ironic he say's "even if he died tomorrow". Uh, this volcano killed him :(
NiteOwl1224 1 year ago
This has been flagged as spam show
thank you for all the viewers :), the movie credits do not go to me but National Geographic, the only credits that is going to me is the editing :)
eirik230696 1 year ago
thank you for all the viewers :), the movie credits do not go to me but National Geographic, the only credits that is going to me is the editing :)
ChunkyMaster96 1 year ago
RIP Maurica & Katia Kraft.
Their video the World of Volcanoes is THE best source of great volcanic footage!
I couldn't believe they were dodging debris from volcanic eruptions!
LordGeorgeRodney 1 year ago
This was their last recording. Poor guys, but they died for humankind i suppose
minskfalastine 1 year ago
I saw the other clip sk2bahr mentioned. It's the very same narrator, but in that clip he said there were no fatalities. They must have made an update when they realized their mistake. What I don't understand is why so often the vulcanologists we see in footage like this seem to care so little for their own lives. Obviously it's a dangerous job, but some of these guys sound like they have a death wish.
metrowestjp 1 year ago
@metrowestjp, I'm gonna try to explain you. They did not care because they had seen hundreds and hundred of volcanos. You should watch the whole documentary to realize that they had seen so much. I would say, it is like a Formula 1 driver who knows he can die at every moment but he still do it because he is so much "in love" with what he does. It is the same with all people who have a dangerous job or things like that. It is not that you want to die, it's you were born to accomplish your passion
illusion787 1 year ago
That guy sprints so fast he could have won the 100 metres at the Olympics
Ginandor 1 year ago
I have this video.
BlazingAngels220099 1 year ago
Where can I see the whole report?
illusion787 1 year ago
Doing a project on this.
Wordupitschriscraver 1 year ago
@Wordupitschriscraver me too lol
RainbowSnakesss 1 year ago
Whats interesting is that its the same guy on all the Videos doing the voice over. One one film he says they live, on the nest 41 die. I wonder what the narator was thinking when he was sat in the recording room knowing he had said exactly the opposite previously?
finewiner 1 year ago
this is from a national geographic VHS tape
tomcat2285 1 year ago
I was really sad when these guys died. They did amazing, beautiful work, and seemed like cool people. Talk about going out doing what you love, though!
gregpdx1970 1 year ago
we saw the whole movie in science class
Horsedreamer206 2 years ago
The Kraffts courted danger on many occasions and were well aware of the risks and what would probably be their ultimate fate. Maurice often said he knew one day his luck would run out. he would not have been surprised when it happened. That's not arrogance - it's just realism. They Kraffts had an exciting and wonderful life and died doing what they loved. R.I.P
TheRealRedAce 2 years ago 38
@TheRealRedAce I think it's pretty stupid to just throw your life away in stupid risk-taking. This isn't much above some moronic free-climber who falls off a mountain, killed by his nihilistic thrill-seeking. At this point pyroclastic flows are well understood and tickling the dragon's tail in person is pointless. I'm not averse to risk-taking in a good cause (e.g. going to the Moon) but pissing away one's life just to get film is rather irritating.
dirac33 8 months ago
@dirac33 You're not the one with the aspiration to be close to things like this, though.
Some want to go to space or study the earth. Others don't. Simple as that.
AETrainingDavid97 6 months ago
@dirac33
Every person is different in how they balance the enjoyment/risk factor, there's no "right" or "wrong" way.
The most important thing is that you like what you are doing and that you will your life is good and was worth living.
Some can achieve that doing stuff that are safe.
Others though, may find enjoyment in things that are unfortunately risky, and those should then take those risks.
After all, there's no point preserving your life if the cost is not enjoying it.
wisefelipe 3 months ago
According to my translation software, super1u80 said (In Japanese): "Voice of the firefighters and the fire siren is most likely fake or after they are synthesized. It may be the intention of directing the synthesis."
Obviously not a perfect translation, but more or less gives the message.
TheRealRedAce 2 years ago
the same thing happened to some americans or canadians when the mount st-helens in n-w usa blow up...
menator88 2 years ago
before you say something. I do know unzen is far south near Nagasaki. I said "up there" because lived down south in Okinawa. I did to Nagasaki but not the few extra miles north to the mountain. Would have liked to have seen it.
sk2bahr 2 years ago
on the other video several people point out that the Announcer is wrong.. One guy states that the film was of a later flow but I see that the film is the same. It is plain the announcer and the poster who said that it a differant flow are wrong. Nevertheless, I stand by that it is in fact confusing but only in that it is weird that a commercial clip would be so off when it is availible in so many forms for this long! By the way did you get to unzen I used to live in Japan but never got up there.
sk2bahr 2 years ago
Wow this same footage is elsewhere on the net and they say no one was killed. Confusing!
sk2bahr 2 years ago
@sk2bahr but thats wrong
eirik230696 2 years ago 18
@eirik230696 it's clear from the footage that pyroclastic flow stops hundred meters before houses and camera. the kraffts died another day, always on unzen volcano, but in different condition. they didn't know the fact that the most dilute part of a pyroclastic flow could climb steep slopes; they were on the top of a hill, above a valley where pyroclastic flow were run. the most dilute part of one of these (phoenix cloud) knock down kraffts and other scientists
lapalissiano 1 year ago
@lapalissiano They weren't in the village or where the camera that shot this film was, they were on the ridge line way above that the flow overwhelmed.
nzmaximus 1 year ago
@sk2bahr Yeh; I saw the same
DidntKnowWhatToPut1 1 year ago
This footage from 1:09 was recorded from different place from the point many people pelished.
lycheejuice 1 year ago
@sk2bahr This footage from 1:09 was recorded from different place from the point many people pelished.
lycheejuice 1 year ago
@sk2bahr 41 people died. Later that day, katia and Maurice's carbonised bodies were identified.
godzillasdad 1 year ago
@sk2bahr maybe to be able to air the tape in those "amazing moments " where noone was hurt ....ever
bababacardi 10 months ago
@sk2bahr
Not confusing at all. Anyone who says nobody died didn't do their research. They only have to find this volcano on Wikipedia and read the article to know that 43 people lost their lives and the 1991 eruption sequence destroyed at least several hundred homes as well.
kiwigeofreak 9 months ago
@sk2bahr well they were.. just search for it and you will find out, nothing can out run pyroclastic flow.
dfcvda 7 months ago
I hopes that's all the peoples killed in this pyroclastic flow rust in peace...especialy a hot spot one for katia and Maurice.
dashloc 2 years ago
he saw a lot of eruptions in 25 years, but nothing like this one,
lunafringe10 2 years ago
This is what happens if tiny humans ignore natures might and force,
lunafringe10 2 years ago
1:11~1:25の消防車のサイレンと消防団員の音声は、後から合成された偽物の可能性が高いです。
演出の意図で合成されたかもしれませんね。
super1u80 2 years ago
can you give us the tranlastion please?
melende1966 2 years ago
Pyroclastic flows are amazing, nature is so powerful!
snotty2712 2 years ago
Pyroclastic surges are more powerful.
Nuker1337 2 years ago
Humans are supremely arrogant species. Only such a species can say "even if I die tomorrow I dont care".
When will we learn that on a cosmic scale we are absolutely nothing.
benshehzad 2 years ago
wow dude. What an original and insightful thought 9_9.
fenrisulvr 2 years ago
thanks mate.
what does 9_9 mean?
forgive my ignorance but I am not fully versed with the notations used here on youtube
benshehzad 2 years ago 2
9_9 = wild open eyes !
dashloc 2 years ago
finally! the whole video of this pyroclastic flow.
yay!
watermelonorange 2 years ago
It's a shame he said , even if i die tomorrow i don't care because i'm sure he did when he realized he was about to.
zand3r73 2 years ago 17
Read Stanley William's account of the Galeras eruption and his work to understand volcanoes, and you will read a very insightful passage on the Kraffts.
"Surviving the Volcano", Stanley Williams, 2001.
panga3a 2 years ago
As a child I watched this documentary and the pictures really stayed in my mind and I often remembered it and thought about it.
Today I stumbled about the Unzen incidents and it's the same pictures like in my memory. Just wow
CallahadX 2 years ago
this is the only video of this flow that shows the end of the flow, not reaching the village.
Thank you
dalinean 2 years ago
hello cool video
bfjn03 2 years ago
Hi, Can you tell me what documentary this clip came from please. If possible I would love to obtain a copy as I was in the area in 2007 and saw the destruction that has been left alone. I also visited the spot where Maurice, Katia, and Harry Glicken were killed during this event.
kiwigeo55 2 years ago
cool i want to go unzen this year, and this video clip is from Volcano: Nature's Inferno
eirik230696 2 years ago