Previously time volcanic eruptions. Medical search. Frequent questions

A radiogenic helium dating method was used to measure the eruption age of tiny zircon crystals, and the cosmogenic chlorine exposure dating method was used to measure the time that the volcanic rocks have been residing near the Earth's surface. (edu.au)
These structures, which impact the rates of star formation in surrounding galaxies, are analogous to smoke streams dispersed in Earth's atmosphere by volcanic eruptions. (newsweek.com)
Light takes time to reach Earth's observatories from the depths of space, and so you see objects and phenomena not as they are but as they once were. (pashnit.com)
The film's final sequence, a feverish summoning ceremony, heightens the sense of volcanic activity simmering beneath the earth's surface. (documentary.org)
The blobs may also control the eruption of a kind of rock called kimberlite, which brings diamonds from depths 120-150km (and in some cases up to around 800km) to Earth's surface. (eveningreport.nz)
Scientists have known the blobs existed for a long time, but how they have behaved over Earth's history has been an open question. (eveningreport.nz)
Our new research shows Earth's blobs have changed shape and location far more than previously thought. (eveningreport.nz)
A key aspect of our models is that although the blobs change position and shape over time, they still fit the pattern of volcanic and kimberlite eruptions recorded at Earth's surface. (eveningreport.nz)

The last eruption of any kind in the Canaries was the 2011-2012 eruption of El Hierro, a submarine volcano. (wikipedia.org)
On the fourth day, according to the Volcanological Institute of the Canary Islands, the volcano entered a more explosive phase, expelling less volcanic gas. (wikipedia.org)
The research, published in Quaternary Science Reviews , aimed to determine the age of pre-historic footprints found in the ash layer produced by the Çakallar volcano eruption, which took place in the town of Kula in western Turkey thousands of years ago. (edu.au)
The painting, which illustrates the eruption of the volcano, highlights how humans from thousands of years ago were able to illustrate natural phenomena in their own way. (edu.au)
The research also suggests that after the initial eruption, humans and their canine companions slowly approached the volcano, leaving distinctive footprints in the wet ash blanket on the surface. (edu.au)
The eruption was a major sulfur dioxide event and provided one of the most stunning volcano images - well, ever. (scienceblogs.com)
Rangitoto is the youngest and largest volcano in the AVF, although the timing of the first eruption and the duration of the volcanic activity are still uncertain. (lu.se)
The last magnitude seven eruption was in 1815 in Indonesia," said co-author Dr Mike Cassidy, a volcano expert and visiting CSER researcher, now based at the University of Birmingham. (scienceblog.com)
We only know locations of a handful of the 97 eruptions classed as large magnitude on the "Volcano Explosivity Index" over the last 60,000 years. (scienceblog.com)
This time the culprit was Pele , a volcano thought previously inactive since photographed by the passing Voyager 1 spacecraft in 1979. (nasa.gov)
Lava from a volcano eruption flows on the island of La Palma in the Canaries, Spain, Thursday, Sept. 23, 2021. (spokesman.com)
In a social media post Ardern said communication had been difficult following the eruption of the underground volcano Hunga Tonga-Hunga Haʻapai last night. (nzherald.co.nz)
Pyroclastic flows are a dense collection of hot gas and volcanic materials that flow down the side of an erupting volcano at high speed. (dailymail.co.uk)
All I do is look at Twitter at a camera pointing at the volcano all the time. (wuky.org)
Well, they're saying that sometimes the volcano gives them a respite, that the sound has changed and it's not as poignant (ph) as it was previously. (wuky.org)

The footprints, widely known as "Kula footprints", were discovered in the 1960s when construction workers, who were moving volcanic rock away from one of the volcanoes in the area, found them well-preserved in fine-grained volcanic ash," Dr Danišík said. (edu.au)
Therefore, understanding the eruption history of the local volcanoes in the field is of great importance in order to assess future hazards that they may pose. (lu.se)
Volcanoes can lie dormant for a long time, but still be capable of sudden and extraordinary destruction. (scienceblog.com)
This 'volcanic surge' can affect volcanoes up to at least 500 km away from an earthquake's epicentre. (sott.net)
New research has found these jets form bubbles that are similar to volcanic gas spewed into the atmosphere of Earth by active volcanoes. (newsweek.com)
The interior stayed hot, she said, making volcanoes continuously spurt onto the surface for 200 million years, with the next volcanic eruption overlaying the last one. (livescience.com)
SOLANA: Yes, the Canary Islands are volcanic islands, and, to be honest, volcanoes are vital for the survival of the island. (wuky.org)
The recent eruptions in Iceland , vividly captured through dramatic drone footage , have drawn public attention to the immense power of volcanoes. (theconversation.com)

ASTRON compares this mapping to the archeological investigations centered around the eruption of Mount Vesuvius in 79 AD which destroyed the ancient Roman city of Pompeii. (newsweek.com)
Archaeologists have excavated the house of a 'wealthy and cultured' man who lived in the ancient Roman city of Pompeii that was buried by ash and rock spewed by the volcanic eruption of Mount Vesuvius in 79 AD. (dailymail.co.uk)

Such gigantic eruptions have caused abrupt climate change and collapse of civilisations in the distant past. (scienceblog.com)
The extinction events are linked to climate change caused by massive volcanic activity, according to the study published in the journal PLOS ONE on March 15. (phys.org)
The extinction is linked to climate change caused by prolonged volcanic eruptions in Russia's Siberian Traps. (phys.org)
Massive volcanic eruptions created catastrophic climate change that led to the worst mass extinction on Earth. (cbs58.com)
This catastrophic event has been blamed on an asteroid impact, although volcanic eruptions and gradual climate change may also have been factors. (bobwelbaum-author.com)

For its first two months, the eruption was assigned a rating on the Volcanic Explosivity Index (VEI) of VEI 2 (on a scale of 8). (wikipedia.org)

As suggeted above, scientists usually attribute the mass extinction cooling events to the same mechanism previously thought to cause sudden-onset warming: widespread volcanic eruptions. (climatedepot.com)
When it comes to the Medusae Fossae Formation, scientists were unsure whether wind, water, ice or volcanic eruptions were responsible for the deposits. (universetoday.com)
After enough time, the ash would have cemented into rock, which was slowly eroded over time by Martian winds and dust storms, leaving the Formation scientists see there today. (universetoday.com)
While scientists have known for some time that Mars has some volatiles - i.e. water, carbon dioxide and other elements that become gas with slight increases in temperature - in its crust that allow for periodic explosive eruptions to occur on the surface, the kind of eruption needed to create the Medusa Fossae region would have been immense. (universetoday.com)
British scientists suggested that Antarctica has been experiencing subglacial eruption , which might account for some of the melting of the ice on the southern continent. (scienceblogs.com)
Previously, scientists had identified a few cases where volcanic eruptions follow very large earthquakes - but up until now it had been difficult to show statistically that such earthquakes may be the cause of an increase in eruptions, rather than the events just being a coincidence. (sott.net)
Scientists had been monitoring the volcanic activity and had warned of a possible eruption, allowing almost 7,000 people to be evacuated in time. (spokesman.com)
Scientists now believe the process was triggered by a series of eruptions in the Siberian Traps , a region of volcanic rock in northern Russia. (iflscience.com)
Some scientists have proposed that previously unknown natural causes could be responsible for global warming, such as a decrease in cloud-producing galactic cosmic rays. (wunderground.com)

An analysis of records in southern Chile has shown that up to four times as many volcanic eruptions occur during the year following very large earthquakes than in other years. (sott.net)
When these plumes first reach the surface, giant volcanic eruptions occur - the kind that contributed to the extinction of the dinosaurs 65.5 million years ago. (eveningreport.nz)

It's here that we meet Howard Ratner (Sandler), the film's volcanic protagonist who, like Vesuvius, appears constantly on the verge of an eruption. (reelviews.net)
To further build the film's documentary backbone, Rizaldi includes interviews and CCTV footage of Mount Merapi's recent eruptions. (documentary.org)

The catastrophic impact of Vesuvius effectively froze the cities of Pompeii and Herculaneum in time, like insects trapped in amber. (theconversation.com)

The rock painting is a fascinating connection to the footprints, as it showcases how humans from 4,700 years ago were able to paint natural processes, such as a volcanic eruption, in their own artistic way with limited tools and materials," Dr Danišík said. (edu.au)
An Old School at a New Address', Isak Froumin, the Academic Supervisor of the HSE Institute for Education , compared the impact of the pandemic on education to a volcanic eruption: a rapid transformation has begun so that processes that had previously been slow or hidden are now suddenly activated. (hse.ru)
These layers serve as a geological record, indicating what types of processes where taking place on the surface at the time that the layers were deposited. (universetoday.com)
Tree-ring stable isotopes and radiocarbon reveal pre- and post-eruption effects of volcanic processes on trees on Mt. Etna (Sicily, Italy). (nature.com)

An eruption at the Cumbre Vieja volcanic ridge, comprising the southern half of the Spanish island of La Palma in the Canary Islands, took place between 19 September and 13 December 2021. (wikipedia.org)
At 85 days, it is the longest known and the most damaging volcanic eruption on La Palma since records began. (wikipedia.org)
The last subaerial eruption in Spain, also on La Palma, was the 1971 Teneguía eruption, which asphyxiated a nearby photographer with its fumes. (wikipedia.org)
On the afternoon of 19 September, the Emergency Committee of the General Hospital of La Palma suspended all non-urgent surgeries, outpatient consultations and patient visits, with exceptions in the latter case, as a preventive measure to guarantee the hospital's capacity to attend in the event that it was required due to the eruption. (wikipedia.org)
On Monday, a day after the eruption on La Palma, it was moving at 2,300 feet per hour. (spokesman.com)
La Palma witnessed its last eruption in 1971. (spokesman.com)
Life on the rest of La Palma, which is roughly 22 miles long and 12 miles wide at its broadest point, has been largely unaffected, with undeterred tourists landing for previously scheduled vacations. (spokesman.com)
KELLY: Martin says the eruption has her rethinking life in La Palma. (wuky.org)
She was on La Palma to witness the first days of the eruption back in September, and she joins us now. (wuky.org)

It was the first volcanic eruption on the island since the eruption of Teneguía in 1971. (wikipedia.org)
So the last eruption had been exactly 50 years before this one in 1971. (wuky.org)

The culprit this time appears to have been gigantic volcanic eruptions on what is now the west coast of Canada which led to massive global warming and increases in rainfall. (bobwelbaum-author.com)

On 20 November 2021, the scientific committee of the Canary Islands Volcanic Emergency Plan (Pevolca) raised the rating from VEI 2 to VEI 3. (wikipedia.org)
The day before, the public company in charge of civil air navigation and civil airports in Spain, ENAIRE, together with Eurocontrol, activated the action procedure for volcanic ash, but assured the public that air traffic over the Canary Islands was not affected. (wikipedia.org)
TODOQUE, Canary Islands - The advance of lava from a volcanic eruption on one of Spain's Canary Islands has slowed significantly, raising fears Thursday that the molten rock might fan out further in coming days and wreak more destruction instead of just flowing out into the sea. (spokesman.com)
The Canary Islands are a volcanic archipelago. (spokesman.com)
KELLY: And I gather the history here is that volcanic eruptions have been a feature for as long as there have been Canary Islands, that the islands themselves have been shaped by eruptions and lava for - what? (wuky.org)

While funding is pumped into preventing low-probability scenarios such as asteroid collision, the far more likely threat of a large volcanic eruption is close to ignored - despite much that could be done to reduce the risks, say researchers. (scienceblog.com)
Mani compares the risk of a giant eruption to that of a 1km-wide asteroid crashing into Earth. (scienceblog.com)
Such events would have similar climatic consequences, but the likelihood of a volcanic catastrophe is hundreds of times higher than the combined chances of an asteroid or comet collision. (scienceblog.com)
The Tonga eruption was the volcanic equivalent of an asteroid just missing the Earth, and needs to be treated as a wake-up call," said Mani. (scienceblog.com)

Io's thin atmosphere and low gravity allow volcanic plumes to rise higher than they would on Earth. (nasa.gov)
However, we know tectonic plates and mantle plumes move over time, and research suggests the shape of the blobs is changing . (eveningreport.nz)

We calculate the climatic effects of explosive volcanic eruptions between 1979 and 2015 using a more complex climate model simulation than has been used previously. (ucar.edu)

The eruption began at 14:13 local time (14:13 UTC) on 19 September 2021 in a forested area called "Cabeza de Vaca", of Montaña Rajada, in the Las Manchas section of the municipality of El Paso. (wikipedia.org)
Virgin Galactic also returned its supersonic plane to the edge of space for the first time since 2021, with two pilots and a crew of four Virgin Galactic employees aboard the test flight. (cbs58.com)

However, the most exciting event of the month was the earthquake swarm and potential threat of volcanic eruption in the Harrat Lunayyir region of Saudi Arabia . (scienceblogs.com)

Around 300 people from the local area were evacuated shortly after the eruption, and then a further 700 people (including 500 tourists) were evacuated from the Los Llanos de Aridane coastal region in case the lava flowed to the sea and cut off the main access roads. (wikipedia.org)
The eruptions covered an area larger than Alaska with lava and released massive amounts of greenhouse gasses into the atmosphere, which had dire consequences for life across the planet. (phys.org)
Like many on the island, Francisco works on a banana plantation, and his livelihood is also at risk of being ruined by lava or damaged by volcanic ash. (spokesman.com)

The CSER experts cite recent research detecting the regularity of major eruptions by analysing traces of sulphur spikes in ancient ice samples. (scienceblog.com)

The eruption belched out a lethal combination of toxic sulphurous gas and hundreds of tonnes of volcanic ash that buried the cities of Pompeii, Oplontis, and Stabiae overnight. (dailymail.co.uk)
But perhaps the most famous of all is the eruption of Vesuvius in Italy, in AD79, which sealed the Roman towns of Pompeii and Herculaneum beneath layers of ash. (theconversation.com)
Work at Pompeii and Herculaneum has shown the temperatures experienced following the eruption were around 300°C-400°C, certainly not as hot as in a cremation. (theconversation.com)

The world is "woefully underprepared" for a massive volcanic eruption and the likely repercussions on global supply chains, climate and food, according to experts from the University of Cambridge's Centre for the Study of Existential Risk (CSER). (scienceblog.com)
Because they have masses as great as millions, or even billions, of times that of the sun, these enormous black holes exert a massive gravitational influence and are thus often surrounded by a disc of gas and dust, that gradually "feeds" to them. (newsweek.com)

Along with the footprints, a rock painting was discovered in close proximity to the eruption site in the Kula UNESCO Geopark, in Manisa Province, Turkey. (edu.au)
The images of the volcanic eruption in close proximity to Tonga are hugely concerning. (nzherald.co.nz)

SOLANA: Well, it was the first eruption in a very long time in the Canaries. (wuky.org)

A yellow warning of potential volcanic activity was issued on 13 September, covering 35,000 people in the municipalities of Los Llanos de Aridane, Fuencaliente, El Paso and Villa de Mazo. (wikipedia.org)
Volcanic activity continued, causing dark-coloured volcanic rock to bury the ash and therefore preserve the footprints. (edu.au)
According to a new study from Johns Hopkins University, the region was the result of volcanic activity that took place on the Red Planet more than 3 billion years ago. (universetoday.com)
The National Advisory: Tsunami Activity issued following the large eruption in Tonga is cancelled. (nzherald.co.nz)
Since the known natural causes of global warming have little to do with the observed increase in global temperatures over the past 33 years, either human activity or some unknown natural source is responsible for the global warming during that time period. (wunderground.com)
A statement from CTA read: "Due to the eruptive activity of Etna and copious amounts of volcanic ash on the airport surfaces, flight operations are suspended until safety conditions are restored. (nearbali.com)
The National Civil Protection Agency also shared an alert on Thursday saying that increased volcanic activity suggested "sudden" variations of Etna's usual activity could take place. (nearbali.com)
Human activity has long been influenced by volcanic eruptions. (theconversation.com)

Fig. 2: Sulfate levels in the NGRIP ice core 1 , 11 compared with the previously published dates for the LSE. (nature.com)

Mani and Cassidy outline steps they say need to be taken to help forecast and manage the possibility of a planet-altering eruption, and help mitigate damage from smaller, more frequent eruptions. (scienceblog.com)
For instance, the evidence shows early microbes captured atmospheric carbon and produced organic matter at a time when volcanic eruptions were frequent, UV light was intense in the absence of the ozone layer, and oceans were essentially a toxic soup. (sciencedaily.com)

PM Jacinda Ardern said it's 'too early to tell' whether anyone has lost their life in the volcanic eruption and tsunami that hit Tonga. (nzherald.co.nz)

Previously healthy nonsmoking miners who be exposed to sulfur dioxide by breathing it. (cdc.gov)
Sulfur dioxide in the air results primarily from activities associated with the burning of fossil fuels (coal, oil) such as at power plants or from copper smelting In nature, sulfur dioxide can be released to the air, for example, from volcanic eruptions. (cdc.gov)

The evidence comes from rock samples with spikes of carbon 12 relative to carbon 13, a chemical ratio associated with large disruptions in the carbon cycle that were probably caused by the volcanic eruptions. (phys.org)
A carbon 12 spike occurred in samples from the Dienerian, a period about half a million years after the end-Permian extinction that was previously recognized from fossil evidence as an extinction event. (phys.org)
Holdaway, R. N., Duffy, B. & Kennedy, B. Evidence for magmatic carbon bias in 14 C dating of the Taupo and other major eruptions. (nature.com)

A volcanic eruption believed to be eye-witnessed by humans in pre-historic times happened 245,000 years later than originally expected, according to new research involving Curtin University researchers. (edu.au)
The two independent dating approaches showed internally consistent results and collectively suggest that the volcanic eruption was witnessed by Homo sapiens during the pre-historic Bronze Age, 4,700 years ago and 245,000 years later than originally reported. (edu.au)
He picks out a number of purported climate changes - the 8.2 kyr event, two less well-defined changes around 5200 and 4200 years ago, a mysterious (volcanic? (realclimate.org)
Yaroslav Kuzminov observed that over the past hundred years, the economy has grown several times, and everyone has become more well-off than their grandfathers and great-grandfathers. (hse.ru)
The results showed that they could put the duration of the Yixian Formation within about 1.6 million years, a much tighter estimate than previously possible. (ucdavis.edu)
The formation of the Lujiatan unit is now within just 70,000 years, and the Jianshanguo unit was clearly distinct in time and more recent than the Lujiatan unit, showing that they must have been caused by separate eruptions. (ucdavis.edu)
From this, they concluded that the heavily-porous rock had to have been deposited by volcanic eruptions when Mars was still geologically active - ca. 3 billion years ago. (universetoday.com)
Here, we use palaeomagnetic methods to provide additional constraints to the duration of the main shield-building phase of Rangitoto, previously estimated to have lasted either less than 100 years or approximately 1000 years. (lu.se)
We conclude that the palaeomagnetic data are incompatible with the previously suggested short duration (under 100 years) of the shield-building phase and suggest instead a range of 150-450 years, when also accounting for the available radiocarbon ages. (lu.se)
Data gathered from ice cores on the frequency of eruptions over deep time suggests there is a one-in-six chance of a magnitude seven explosion in the next one hundred years. (scienceblog.com)
An eruption ten to a hundred times larger than the Tonga blast occurs once every 625 years - twice as often as had been previously thought. (scienceblog.com)
In a lecture delivered to the Royal Society of Edinburgh in 1785, and in a book published ten years later, James Hutton placed the origin of Earth at a vastly remote and indefinite time [7] . (grisda.org)
Erasmus Darwin, whose grandson wrote The Origin of Species , actively promoted the concept of evolutionary development of organisms over "millions of ages" [9] , and the evolutionist, Jean Baptist de Lamarck, at the beginning of the 19th century spoke of time in "millions of years" [10] . (grisda.org)
By extending geologic time to over four billion years radiometric dating initially appeared to provide adequate time for a dust-to-man evolutionary development. (grisda.org)
The job would take nearly five years, spanning time zones and languages, and requiring patient international diplomacy, dogged organizational discipline and a few napkin doodles. (wattsupwiththat.com)
Authors were told during orientation that they should expect to devote about 25 percent of their time for three years to the report. (wattsupwiththat.com)
The end-Permian extinction also had the longest recovery time of any mass extinction, lasting 5 million to 8 million years. (phys.org)
She continued by explaining that the discovery marks the first time that AGN bubbles have been mapped in fine detail over timescales of hundreds of millions of years and over thousands of light-years. (newsweek.com)
The telescopes allowed the team to effectively travel back in time by 100 million years to observe this eruption from a supermassive black hole and then map the eruption as it travels through galaxies impacting their development. (newsweek.com)
In contrast, during a mass extinction event some 20 to 50 percent of all genera on Earth at that time may become extinct over a period of one million years or less. (newworldencyclopedia.org)
So, it is good to remove these natural causes of global temperature change over the past 33 years we have satellite data, to see what the human influence might have been during that time span. (wunderground.com)
The timeline for Sailor Moon makes no sense, as the episodes all seem to take place during the actual seasons and years they aired in over a five year period, though Usagi ages only two years over that time. (sailormoonnews.com)
However, for half of the time life has existed on Earth, there was no oxygen present and for the first 1.5 billion years we really do not know how these systems worked, says lead author of the study and UConn Professor of Marine Sciences and Geosciences Pieter Visscher. (sciencedaily.com)
There have been several seismic crises previously in the previous years, but somehow we didn't know that this was big one and this eruption was coming. (wuky.org)
Strikingly, our models reveal the African blob assembled as recently as 60 million years ago - in stark contrast to previous suggestions the blob could have existed in roughly its present form for nearly ten times as long . (eveningreport.nz)

One example that I wasn't previously aware of, were the climate events of 536 AD - 'dry fogs', crop failures, 'dim suns' and yellow snow etc. - features consistent with a large volcanic eruption, possibly near the site of Krakatoa - and which correlates with evidence of a sulphate peak in the North GRIP ice core at the same time. (realclimate.org)

The eruption occurred along the island's Cumbre Vieja volcanic ridge. (spokesman.com)

March ended up being a double feature, with the surprise - and very impressive - eruption of Hunga Tonga - Hunga Ha'apai in the island nation of Tonga. (scienceblogs.com)
We also saw impressive eruptions of Llaima in Chile and new fissure eruptions at Fernandina in the Galapagos Islands. (scienceblogs.com)
Gas and rock were catapulted hundreds of kilometers into space as Jupiter 's most volatile moon, Io , showed yet another impressive volcanic display in this just-released photograph by the Hubble Space Telescope . (nasa.gov)

one was for Eruptions , the other, more important one marked one year of eruptions at Chaiten in Chile. (scienceblogs.com)

A mass extinction or extinction event is the phenomenon in which a large number of species of life on Earth become extinct in a relatively short period of time. (newworldencyclopedia.org)
But now some are promoting the discovery of a previously unknown mass extinction - the Carnian Pluvial Episode (CPE). (bobwelbaum-author.com)

The two satellite-based data sets of the lower atmosphere (UAH and RSS) give slightly less warming, about 0.14 - 0.15°C (.25 - .27°F) per decade (keep in mind that satellite measurements of the lower atmosphere temperature are affected much more strongly by volcanic eruptions and the El Niño phenomena than are surface-based measurements taken by weather stations. (wunderground.com)
It may seem like a bartender's dream (or nightmare), but way up beyond our atmosphere, there's a gas cloud made from alcohol about 1,000 times the diameter of our entire solar system. (rd.com)

During the development of geological science in the early 19th century the span of geologic time was placed in the three million to 1.6 billion year range [11] . (grisda.org)
These early speculations were based on estimates of sedimentation rates and the total sediment presumed to have accumulated during each of the various divisions of geologic time. (grisda.org)
The 20th century development of radiometric dating produced a geologic time scale that appears to be firmly founded on sound physical science principles and precise measurements. (grisda.org)
See geologic time scale for an overview of these time periods. (newworldencyclopedia.org)

Basically, sedimentary rock is the result of rock dust and debris accumulating on a planet's surface and becoming hardened and layered over time. (universetoday.com)
We know that natural episodes of global warming or cooling in the distant past have been caused by changes in sunlight and volcanic dust. (wunderground.com)
A 2011 paper published by Grant Foster and Stefan Rahmstorf, Global temperature evolution 1979 - 2010 , took the five major global temperature data sets and adjusted them to remove the influences of natural variations in sunlight, volcanic dust, and the El Niño/La Niña cycle. (wunderground.com)
Departure from average of annual global temperatures between 1979 - 2010, adjusted to remove natural variations due to fluctuations in the El Niño-Southern Oscillation (ENSO) cycle, dust from volcanic eruptions, and changes in sunlight. (wunderground.com)

On average, Etna erupts around 200 times per year, with most incidents causing only minor disruptions. (nearbali.com)

The demands of evolution theory were strongly coercive toward estimates that supported the longest time span that could be contrived reasonably. (grisda.org)

The year started out with a trip to New Zealand (well, for me at least) and vistas of the Waimangu Valley , formed in the 1886 eruption of Tarawera on the North Island. (scienceblogs.com)
The flight departure time is dependent on the ash cloud dissipating enough to enable safe flying in the area," a New Zealand Defence Force spokesperson said. (nzherald.co.nz)

Fossilized snail shells from the time period directly following the end-Permian extinction. (phys.org)
Marine extinction intensity through time. (newworldencyclopedia.org)

An eruption in Tonga in January was the largest ever instrumentally recorded. (scienceblog.com)
Images of the violent volcanic eruption near Tonga are "hugely concerning", Prime Minister Jacinda Ardern says. (nzherald.co.nz)

These dinosaurs likely died in a volcanic eruption. (ucdavis.edu)
The discovery in June joins a roster of significant unearthings during construction projects in San Diego County - mastodons, dire wolves, sea cows, giant sloths, armored dinosaurs - that are painting a fuller picture of the region and how it's changed over time. (sandiegouniontribune.com)

The eruption also caused some property damage to roads, crops, and homes. (wikipedia.org)

Indeed, it's likely that, just like in the Roman city, the animals were caught up in fast-moving streams of hot volcanic ash called pyroclastic flows. (ucdavis.edu)
The water that flows over the mats contains hydrogen sulfide that is volcanic in origin and it flows very rapidly over these mats. (sciencedaily.com)

There was an eruption in 2011, but it was a submarine one. (wuky.org)

Sirius B, a white dwarf star invisible to the naked eye, packs almost the entire mass of our sun into a globe only four times as large as the Earth. (souledout.org)
Financial losses from a large magnitude eruption would be in the multi-trillions, and on a comparable scale to the pandemic, say the experts. (scienceblog.com)

Other interpretations based on radiometric dating suggest that life has been on earth over half a million times longer. (grisda.org)
Earth has experienced five mass extinctions in its history that killed the majority of species living on the planet at the time. (phys.org)
Indeed, they create spectacular mushroom-shaped structures, rings, and filaments that are similar to those originating from a powerful volcanic eruption on planet Earth," lead author and postdoctoral researcher at the University of Bologna, at the Italian National Astrophysics Institute INAF, Marisa Brienza, said in a statement from the Netherlands Institutes for Radio Astronomy (ASTRON). (newsweek.com)
It proved to be too much for many of the species inhabiting planet Earth at that time. (iflscience.com)
The mats have not been studied previously but present an otherworldly set of conditions, like those of early Earth. (sciencedaily.com)

The refined timing also has implications for climate cycles recorded in the Jianshanguo unit. (ucdavis.edu)
Given these results, this has implications for the timing, and thus impact of possible future eruptions in the AVF. (lu.se)
Volcanic climate forcing preceding the inception of the Younger Dryas: implications for tracing the Laacher See eruption. (nature.com)

Our complex global networks could make us even more vulnerable to the shocks of a major eruption. (scienceblog.com)

Black volcanic sand wasn't on the plan for our Sicily road trip but fortunately we had water (unlike many others) for the windscreen so arrived safe & sound. (nearbali.com)

This eruption started as an undersea eruption noticed by commercial pilots in the area and quickly became a classic island-building event . (scienceblogs.com)

White dwarf stars are extremely dense ~ in fact, Sirius B's surface is 300 times harder than diamonds, while its interior has a density 3000 times that of diamonds. (souledout.org)
Rocks we see on the surface of the moon now are not products of a magma ocean, so we don't know if there was one [a magma ocean], as we don't have any rocks from that time," Russell said. (livescience.com)

History has recorded eruptions so spectacular they've never been forgotten. (theconversation.com)

Dr Danišík explained that the humans witnessed the final stages of the volcanic eruption from a safe distance, making it highly likely the Homo sapiens were also responsible for the rock paintings discovered close to the site. (edu.au)
Another challenging aspect of working within the fossil record, especially those as ancient as some stromatolites, is that there are few left due to the cycling of rock as continents move and time marches on. (sciencedaily.com)

We also got news of recent eruptions at NW-Rota 1 from Dr. Ed Kohut off on a research cruise in the Pacific. (scienceblogs.com)
We just tried to address the simple fact that the number of available fossils is colossally greater from recent time periods than from earlier time periods," Rabosky said. (sott.net)

Lead Australian author Dr Martin Danišík, from the John de Laeter Centre based at Curtin University, said previous studies suggested the footprints belonged to Homo neanderthalensis from the Pleistocene age, but the new findings indicated they may be younger than previously thought. (edu.au)
According to Ojha, these new findings suggest that Mars' interior is more complex than previously thought. (universetoday.com)
The sky turned black as the cloud from the eruption covered the sun, and much of the country is thought to be covered in ash. (nzherald.co.nz)

With "repeated clusters" of volcanic events gradually accumulating over time, decades to centuries of cooling can ensue. (climatedepot.com)
Here it is, my attempt to recap a year's worth of volcanic events. (scienceblogs.com)

At its most extreme, the film conjures the language of the Indonesian horror films Rizaldi previously explored in Ghosts Like Us (2020). (documentary.org)

By the time you read this, it could be closer to 50,000. (thetrumpet.com)
It wasn't a little eruption either , throwing ash to over 50,000 ft / 15 km and eventually closing the international airport in Anchorage . (scienceblogs.com)

The research paper titled, ' Volcanic eruption eye-witnessed and recorded by prehistoric humans ,' can be found online here . (edu.au)

The previous time it occurred, in 1944, humanity was locked in the greatest conflict ever seen in history, World War II. (souledout.org)
The 2,000 year-old works of art are in good condition, despite surviving one of the most devastating volcanic eruptions in written history. (dailymail.co.uk)

Diseases2

Phenomena and Processes4

Health Care4

Geographicals2

Earth's8

Volcano15

Volcanoes8

Mount Vesuvius2

Climate change5

Explosivity Index1

Scientists9

Occur2

Film's2

Catastrophic1

Processes4

Palma9

19712

Gigantic1

Canary Islands5

Asteroid4

Plumes2

Explosive1

20212

Earthquake swarm1

Lava3

Traces1

Pompeii3

Massive2

Close proximity2

Canaries1

Activity8

Sulfate1

Frequent2

Tsunami1

Sulfur dioxide2

Carbon3

Years25

Krakatoa1

Ridge1

Impressive3

Chile1

Mass extinction2

Atmosphere2

Geologic4

Dust4

Etna1

Strongly1

Zealand2

Extinction2

Tonga2

Dinosaurs2

Crops1

Flows2

Submarine1

Large2

Earth5

Implications3

Major1

Sicily1

Pilots1

Surface2

Spectacular1

Rock2

Recent2

Thought3

Events2

20201

50,0002

Research1

History2