Explosive volcanic activity. Medical search. Frequent questions

The majority of eruptions in Hawaiʻi are Hawaiian-type eruptions because basaltic magma is relatively fluid compared with magmas typically involved in more explosive eruptions, such as the andesitic magmas that produce some of the spectacular and dangerous eruptions around the margins of the Pacific basin. (wikipedia.org)
There can be explosive eruptions in Iceland, like the very infamous one that shut down the airspace in Europe for a week or so, but that was a little bit off the main axis of that Mid-Atlantic Ridge and this one is right on it. (scienceblog.com)
As with most volcanic eruptions, this one was preceded by earthquake activity. (scienceblog.com)
The level of news-frenzy on some of the recent volcanic eruptions has died down, but if you're looking to see information on the many rumbling going on worldwide, look no further. (scienceblogs.com)
Additionally, each of the these eruptions had a high VEI (Volcanic Explosivity Index) and high sulphur dioxide amounts in the ejecta. (realclimate.org)
So for tropical eruptions, the effects both last longer and are more widespread than for equally explosive high-latitude eruptions. (realclimate.org)
Iceland's volcanic activity is generally tame compared with explosive eruptions along the Pacific's Ring of Fire. (createsend.com)
Volcanic eruptive activity may take many forms, from gently erupting basaltic fissures in Hawaii to intense explosive eruptions like those of Mount St. (usgs.gov)
Learn more about volcanic eruptions and other natural disasters by reading the latest articles at Disaster.news . (newstarget.com)
The present stage of rifting in the Sumisu Rift began between 3.5 and 1.1 Ma with both present- day and pre-rift volcanism along the volcanic front being dominated by rhyolitic pumice eruptions. (tamu.edu)
Intra-rift basaltic eruptions and rhyolitic eruptions were common but explosive arc volcanic activity dramatically increased at 250 ka. (tamu.edu)
500 million people live in proximity of volcanoes and eruptions have a significant social and economical impact, thus forecasting the recurrence rate of volcanic eruption remains a great challenge in science. (europa.eu)
The target of FEVER is to produce a physically based statistical model able to ForEcast the recurrence rate of Volcanic ERuptions both at regional and global scale. (europa.eu)
What are the physical processes that control the size and frequency of volcanic eruptions at regional and global scale? (europa.eu)
In another article in the same journal we show how the flux of carbon dioxide from depth could trigger volcanic eruptions. (europa.eu)
We have recently published an article that unveils some fundamental relationships between the architecture of convergent margins and volcanic eruptions. (europa.eu)
The frequency at which volcanic eruptions occur is inversely proportional to their size but only recently we contributed to identify some of the physical processes controlling this relationship. (europa.eu)
While this provides a solid base on which to build this project, the lack of data on the distribution of key parameters controlling the recurrence rate of volcanic eruptions, such as the global distribution of the flux of magma from depth, jeopardizes our ability of determining the probability of explosive eruptions of different sizes to occur on Earth in a given time period. (europa.eu)
Thus, ForEcasting the recurrence rate of Volcanic ERuptions remains a challenge of paramount importance for Earth scientists. (europa.eu)
With this project, I am building a research group focusing on the construction of physically based statistical models able to quantify the probability of explosive eruptions of different magnitudes to occur at regional and global scale in a defined time-interval. (europa.eu)
By the end of the project we expect that the collected results and the newly designed model will allow us to estimate the recurrence rate of volcanic eruptions in different regions of our planet and at the global scale. (europa.eu)
It is also important to check in advance if there have been any recent eruptions or seismic activity. (matadornetwork.com)
Whakaari has had several explosive eruptions over its long history, producing pyroclastic flows and ash plumes that have the potential to disrupt air travel in the region. (matadornetwork.com)
Updated by 2300 UTC every Wednesday and averaging 16 reported volcanoes, this is not a comprehensive list of all eruptions this week, but rather a summary of activity that meet criteria discussed in the "Criteria and Disclaimers" section below. (si.edu)
A brief update on activity at EyjafjallajÃ¶kull: Overnight, the lava flows from EyjafjallajÃ¶kull could be seen in the crater of the ice cap - some of the images posted by Eruptions readers are simply stunning. (scienceblogs.com)
European airspace has slowly begun to reopen as the explosive eruptions at EyjafjallajÃ¶kull have become less intense over the last 24 hours. (scienceblogs.com)
Volcanic risk is very unpredictable, and while a lava fountain can be seemingly viewed from a safe distance, sudden explosive eruptions and gas release is always a possibility. (gsi.ie)
How well can we predict volcanic eruptions? (gsi.ie)
Night flights in regions known for regular explosive volcanic activity should be undertaken with especially careful pre flight planning because of the possibility that dangerous ash plumes, from new eruptions which have not yet been detected and notified, could be encountered. (skybrary.aero)
Small eruptions have been happening continuously but there's still the possibility of a bigger, explosive eruption," said I Gede Suantika, a senior volcanologist at Indonesia's volcanology agency. (hurriyetdailynews.com)
Unlike some other types of volcanoes that have explosive eruptions, shield volcanoes are known for their relatively calm and non-explosive activity. (hawaiistar.com)
The low viscosity allows the lava to flow easily and smoothly, rather than building up pressure and causing explosive eruptions. (hawaiistar.com)
Instead of explosive eruptions, shield volcanoes often have what is known as effusive eruptions. (hawaiistar.com)
During these eruptions, the lava flows steadily from the volcanic vent, slowly building up the shield-shaped cone over time. (hawaiistar.com)
These rocks are formed through the cooling and solidification of magma or lava, which can occur deep beneath Earth's surface or during volcanic eruptions. (ez-life-001.net)
From unraveling ancient volcanic eruptions to discovering new mineral resources, igneous rocks continue to reveal secrets waiting to be unearthed beneath our feet. (ez-life-001.net)
Two distinct dyke-like conduit structures are identified, each representative of explosive eruptions from two different vents located near the northern and southern perimeters of the summit crater. (usgs.gov)
Ammonia is released to the atmosphere by natural processes such as the decay of organic matter and animal excreta, or by volcanic eruptions. (cdc.gov)

The latest eruption, which started at 1:18 p.m. local time on August 3, opened up at a fissure only a few hundred feet away from the cone crafted by last year's volcanic outburst. (nationalgeographic.com)
After all, each volcanic eruption here provides a "window into the abyss," McGarvie says. (nationalgeographic.com)
Here, geophysicist Paul Segall explains how the Fagradalsfjall eruption compares to other recent volcanic events and what makes Iceland a "double whammy" for volcanic activity. (scienceblog.com)
This is an effusive eruption, which is sort of the opposite of explosive. (scienceblog.com)
Another explosive eruption of Redoubt volcano occurred at approximately 15:29 AKDT (23:29 UTC). (alaska.edu)
Yes, there have been a few sizeable lava "breakouts" today and the seismic activity is also continuing at depth indicating (I believe) that the eruption is unlikely to finish in the very near future. (theweatheroutlook.com)
Explosive eruption on Mt Aso in Japan today (20 October). (theweatheroutlook.com)
Due to the phreatomagmatic and thus explosive nature of Laki, a significant eruption plume was produced 4 . (copernicus.org)
How much volcanic activity has there been at Yellowstone since the most recent giant eruption? (usgs.gov)
The most recent volcanic eruption at Yellowstone, a lava flow on the Pitchstone Plateau, occurred 70,000 years ago. (usgs.gov)
The most likely explosive event to occur at Yellowstone is actually a hydrothermal explosion (a rock hurling geyser eruption) or a lava flow. (usgs.gov)
The science of forecasting a volcanic eruption has significantly advanced over the past 25 years. (usgs.gov)
The high point on the island, Monte Epomeo, is a volcanic horst composed of the Green Tuff ignimbrite deposit that was submerged after its eruption and then uplifted. (si.edu)
In an article in Earth and Planetary Science Letter we discussed the impact of the magma water content on the structure of magma reservoir and their capacity to feed large volcanic eruption. (europa.eu)
Remote Characterization of the 12 January 2020 Eruption of Taal Volcano, Philippines, Using Seismo-Acoustic, Volcanic Lightning, and Satellite Observations. (massey.ac.nz)
There was no evidence of explosive activity or eruption of lava in the summit crater during 14-17 April. (si.edu)
In the afternoon of September 29 a warning was issued to national and international aviation authorities that an explosive (phreatic) eruption might be expected within the near future and an ash cloud might interfere with the dense air traffic across the Atlantic. (mtu.edu)
The present eruption fissure is located between these two volcanic centres with a direction parallel to the regional tectonic lineament. (mtu.edu)
Chief volcanologist Renato Solidum described the current activity of Mount Mayon as a "non-explosive magmatic eruption. (earth.com)
It's a non-explosive eruption. (earth.com)
According to PHIVOLCS, the next explosive eruption could occur "within weeks or even days. (earth.com)
It could be an effusive lava fountain (Hawaiian style), much like the eruption on the same peninsula two years ago, or it could be more explosive and that is difficult to tell at present. (gsi.ie)
Routes should be planned laterally and vertically to take account of active eruption plumes and clouds of dispersing volcanic ash notified by appropriate meteorological information, for example SIGMET charts. (skybrary.aero)
On 15 December 1989, a Boeing 747-400 positioning for a planned en-route stop at Anchorage with crew awareness of a significant volcanic eruption in progress some 150 nm upwind entered volcanic ash during descent north northeast of the airport. (skybrary.aero)
Cleveland volcano is monitored with a limited real-time seismic network, which inhibits AVO's ability to detect precursory unrest that may lead to an explosive eruption. (alaska.edu)
It's safe to say that the explosive volcanic eruption at Guatemala's Volcan de Fuego ("volcano of fire") caught the local population by surprise . (iflscience.com)
Imagine a volcanic eruption, like Mount Vesuvius burying the ancient city of Pompeii under layers upon layers of ash and lava. (ez-life-001.net)
Outcome: TEMAT deployed to the islands most affected by the volcanic eruption and tsunami within 24 hours of the event, providing emergency clinical, psychosocial and public health services across four islands. (bvsalud.org)
Discussion: TEMAT's deployment in response to the 2022 volcanic eruption and tsunami highlighted the importance of national emergency medical teams that are prepared to respond to a range of emergency events. (bvsalud.org)
This study assesses the potential impacts on human health of volcanic ash emitted during the 2021 Tajogaite eruption (La Palma Island, Spain). (bvsalud.org)

The Weekly Volcanic Activity Report is a cooperative project between the Smithsonian's Global Volcanism Program and the US Geological Survey's Volcano Hazards Program. (si.edu)
Here is the latest USGS/Smithsonian Global Volcanism Program Weekly Volcanic Activity Report! (scienceblogs.com)

The Hawaiian Volcano Observatory of the USGS documents recent volcanic activity and provides images and interpretations of the volcanism. (wikipedia.org)
Popocatépetl Volcano Volcanic Ash Advisory: SML DISCRETE VA EM. (volcanodiscovery.com)
The activity of the volcano continues at moderately levels. (volcanodiscovery.com)
This submarine volcano apparently shows evidence of young lava flows, so this explosive event might have been part of that same system. (scienceblogs.com)
HST on September 10, 2023, the USGS Hawaiian Volcano Observatory observed eruptive activity in. (usgs.gov)
Geologists with the Yellowstone Volcano Observatory (YVO) released a report regarding tectonic, volcanic and otherwise explosive activity at Yellowstone National Park. (newstarget.com)
Facing the Challenge of Auckland¿s Volcanism: A 3-year program that will use a `sister volcano' approach with a volcanic field in South Korea to better understand the behaviour, evolution and time. (massey.ac.nz)
However, over 46 per cent of Ethiopia's population lives within 100 km of a Holocene volcano and are exposed to volcanic hazards (Loughlin et al. (bgs.ac.uk)
Crater C at Arenal had sporadic strombolian activity - which is par for the course for the Costa Rican volcano. (scienceblogs.com)
No significant volcanic activity was observed at Bogoslof volcano in seismic, infrasound data or satellite data over the past day. (alaska.edu)
Given the lack of a local monitoring network and the unpredictability of the volcano, activity at Bogoslof could increase again at any time. (alaska.edu)
Its massive size is a testament to the long periods of volcanic activity that have built up the volcano over thousands of years. (hawaiistar.com)

The most recent volcanic activity at Yellowstone consisted of rhyolitic lava flows that erupted approximately 70,000 years ago. (usgs.gov)

Here is this week's Volcanic Activity Report put together by Sally Kuhn Sennert of the Global Volcanism Program. (scienceblogs.com)
The Global Volcanism Program has no activity reports for Ischia. (si.edu)
Continental rift settings, such as Ethiopia, where both effusive and explosive volcanism occur from fissure swarms, volcanic fields and stratovolcanoes, pose a different suite of challenges. (bgs.ac.uk)
The BGS is part of a NERC Large Grant to research past and current volcanism and volcanic hazards in the Main Ethiopian Rift. (bgs.ac.uk)

Mercury is a significant volcanic volatile species from effusive and explosive activity 1 . (copernicus.org)
No significant volcanic activity has been detected in satellite, seismic or infrasound data over the past day. (alaska.edu)

The Hawaiian Islands (Hawaiian: Nā Moku o Hawai'i) are an archipelago of eight major volcanic islands, several atolls, and numerous smaller islets in the North Pacific Ocean, extending some 1,500 miles (2,400 kilometers) from the island of Hawaiʻi in the south to northernmost Kure Atoll. (wikipedia.org)
Less than a year has passed since lava stopped sputtering from Iceland's Reykjanes Peninsula following the first major volcanic outburst from this region in almost 800 years. (nationalgeographic.com)
Two major volcanic centers lie beneath the ice, the Bardarbunga volcanic centre and the Grimsvötn volcanic centre both with large subglacial caldera depressions. (mtu.edu)

An interesting thing about Iceland's response to volcanoes is that the government has invested, I think quite wisely, into monitoring volcanic activity with many different technologies. (scienceblog.com)
There has been a lot in the news recently about current volcanic activity - Merapi in Indonesia and Bezymianny in the Kamchatka peninsula in Russia, but while most reports have focussed on the very real dangers to the local populace and air traffic, volcanoes can have important impacts on climate as well. (realclimate.org)
Volcanic activity affects directly more than 500 million people living around active volcanoes and produces effects both at the local and the global scale. (europa.eu)
Whakaari is part of the active Taupo Volcanic Zone, which includes other volcanoes such as Tongariro and Mount Ruapehu. (matadornetwork.com)
All the signs of activity suggest Mercury may have had more volcanoes than the moon - a concept that would challenge past astronomical beliefs. (technewsworld.com)
Whilst there are 59 volcanoes that are believed to be active within the Holocene, the knowledge of the past activity, processes driving activity and current extent of magmatism in Ethiopia is low by comparison with many other areas of the world. (bgs.ac.uk)
An improved understanding of the evolution and functioning of volcanic systems, gained from finding the answers to the first two questions, will provide the foundation on which established and new methods to quantify volcanic hazard from high-risk central volcanoes, active rift segments and volcanic fields will be developed to answer the final question. (bgs.ac.uk)
AVO scientists conduct daily checks of earthquake activity at all seismically-monitored volcanoes, examine web camera and satellite images for evidence of airborne ash and elevated surface temperatures, and consult other monitoring data as needed. (alaska.edu)
This continuous, non-explosive activity is one of the reasons why shield volcanoes can grow to such large sizes. (hawaiistar.com)

Indonesia, the world's most active volcanic region, lies on the Pacific "Ring of Fire" where tectonic plates collide, causing frequent volcanic and seismic activities. (hurriyetdailynews.com)

the first evidence for such recent magmatic activity in any extant intra-oceanic forearc terrane. (tamu.edu)
what controls the active magmatic system and volcanic unrest? (bgs.ac.uk)

New insights into Late Pleistocene explosive volcanic activity and caldera formation on Ischia (southern Italy). (si.edu)
Within the ice filled Grimsvötn caldera intense geothermal activity continuously melts the ice to form a subglacial lake, which at intervals of 5 to 10 years is emptied along subglacial channels to create large floods (jökulhlaup) on the sandur plain, Skeidararsandur, on the Icelandic south coast. (mtu.edu)

It is possible for low-level unrest, including explosive activity, to occur that we are unable to detect with existing data sources. (alaska.edu)

volcanic gas is a hazard with all volcanic activity, e.g. sulphur dioxide. (gsi.ie)

Historical accounts and studies of ancient volcanic rocks show that times of volcanic repose transition into loud seismic and eruptive awakenings in a cycle that's transpired several times in the past few millennia. (nationalgeographic.com)
Eruptive activity is confined to the. (usgs.gov)
The research also represents contrasting styles of historical activity to optimise probabilistic forecasting methodologies for a range of eruptive scenarios. (bgs.ac.uk)

In the long term, the sun is the main driver of all weather and climate and multi-decadal trends in solar activity can have major impacts on oceanic and atmospheric temperatures. (wattsupwiththat.com)
Understanding its emission to the atmosphere from volcanic activity, aids our understanding of the global mercury cycle and its environmental impacts. (copernicus.org)
We've found particles of fresh glass in Moon rocks that were produced by explosive volcanic activity and by meteorite impacts over 3 billion years ago," explains Dr. Marc Norman , a lunar geologist at the University of Tasmania. (huffingtonpost.co.uk)

One thing I regularly see from skeptics is exactly the opposite-that anthropgenic emissions are completely negligable compared to volcanic emissions. (realclimate.org)

The activity continued at similar level until shortly before midnight on September 30th when volcanic tremor was recorded and earthquake shocks became less frequent. (mtu.edu)

Yellowstone is monitored for signs of volcanic activity by YVO scientists," explained the USGS in a statement. (newstarget.com)
The USGS claims that, even if Yellowstone were to suddenly erupt, such an explosion would not be volcanic but hydrothermal . (newstarget.com)

Swarm activity refers to a sequence of small earthquakes with no identifiable mainshock. (newstarget.com)
This level of activity is considered more normal, since more than 3,000 earthquakes are detected in the National Park each month. (newstarget.com)
Seismology can either be passive, just listening to vibrations caused by earthquakes and volcanic activity, or active, using small explosive charges to send vibrations into the ground. (wikipedia.org)

The Reykjanes peninsula is actually where the mid Atlantic ridge comes ashore and has always been a zone of intense volcanic activity, on the 100's of years scale. (gsi.ie)

Swarms are associated with geothermal activity, and the lack of swarm activity implies a lack of heightened activity from the supervolcano. (newstarget.com)

What is special about Iceland in terms of its volcanic activity? (scienceblog.com)
But Iceland is unusual in another respect because it's also a hotspot for volcanic activity. (scienceblog.com)

Volcanic fissure systems of the Mid- Atlantic Ridge plate boundary are partly covered by the western part of the ice sheet. (mtu.edu)

Erik posted a short note on Arenal volcanic activity on May 24th. (scienceblogs.com)

Hawaii is the exposed peaks of a great undersea mountain range known as the Hawaiian-Emperor seamount chain, formed by volcanic activity over a hotspot in the Earth's mantle. (wikipedia.org)

The Keweenwan Rift has sedimentary and volcanic rock layers similar to those found in the active rifts, but its topography is subdued because it formed over a billion years ago. (nps.gov)
The RiftVolc project builds on previous NERC-funded projects, including the Ethiopia Afar Geoscientific Lithospheric Experiment (EAGLE), the Afar Rift Consortium (ARC) and the Airborne Research Facility 's (ARF) data acquisition over volcanic complexes in the Afar Depression and the Main Ethiopian Rift. (bgs.ac.uk)
We are leading the third work package, investigating potential future volcanic activity in the central Main Ethiopian Rift. (bgs.ac.uk)

The volcanic basement shows extensive hydraulic fracturing and precipitation of sulfide and other minerals from hydrothermal fluids. (tamu.edu)

Scientists continue to monitor Whakaari's activity and will close foot traffic to the island during periods of extended activity (which is the case as of December 2022). (matadornetwork.com)

At 11:15 local, AVO received a pilot report from a USCG C-130 aircraft in the vicinity who noted an apparent volcanic cloud reaching about 16,000 feet ASL. (alaska.edu)
Coincident satellite imagery did not show an obvious volcanic cloud, however a plume-like meteorologic cloud was evident. (alaska.edu)
Reeve Aleutian Airways had an airplane en route from Dutch Harbor to Adak when the late afternoon pilot report of a cloud to 35,000 feet was received. (alaska.edu)
Although we are able to detect energetic explosive activity in real-time, there is typically a lag of tens of minutes until we can characterize the magnitude of the event and the altitude of the volcanic cloud. (alaska.edu)
We continue to monitor satellite images, information from the Worldwide Lightning Location Network pertaining to volcanic-cloud lightning, and data from seismic and infrasound instruments on nearby islands for indications of volcanic activity. (alaska.edu)

It said that the recent level of seismic activity in the region should not be misinterpreted as a warning or a prelude for a larger event. (newstarget.com)

The geologists who compiled the report pointed out that the Yellowstone Caldera's activity is below the monthly average. (newstarget.com)
Yellowstone activity remains at background levels," concluded the YVO. (newstarget.com)

Solar activities, such as CME(Coronal Mass Ejection), cause geomagnetic storm that is a temporary disturbance of the Earth's magnetosphere. (scienmag.com)

As the Pacific plate moves slowly over the hot spot, magma rises to the surface, creating volcanic activity. (hawaiistar.com)

If it erupts below the sea it would likely be explosive, similar to the creation of the island of Surtsey. (gsi.ie)

This is called "basaltic activity" because the very dramatic red hot, glowing, lava cools into a black rock called basalt. (scienceblog.com)

The most important recent volcanic impact on climate was that of Mt. Pinatubo in the Phillipines which erupted in June 1991. (realclimate.org)
Experts said Agung's recent activity matches the build-up to the earlier disaster, which ejected enough debris -- about a billion tonnes -- to lower global average temperatures by around 0.3 degrees Celsius for roughly a year. (hurriyetdailynews.com)

All trips to Whakaari should be organized through reputable companies that have experience dealing with volcanic activity and know the risks associated with it. (matadornetwork.com)

The Ischia debris avalanche: first clear submarine evidence in the Mediterranean of a volcanic island prehistorical collapse. (si.edu)

The upper basement at a site located on the eastern margin of the basin consists of Eocene intermediate-acid submarine volcanic rocks of island-arc tholeiite to calc- alkaline affinities. (tamu.edu)

Pyroclastic flows are a type of pyroclastic density current, mixtures of hot ash, lava, gas, and entrained debris that emerge from explosive volcanic activity. (iflscience.com)

Subsequently, physical and statistical modelling can be run to characterise the inundation by different volcanic hazards, the probability of an area being impacted, and to quantify uncertainty. (bgs.ac.uk)

Super-volcanic flows: are they just all hot air? (massey.ac.nz)
Another explosive event at Fuego could cause similar flows, but plenty of volcanologists are keen to point out that that's not the only danger here. (iflscience.com)

So the 35 years of activity was not continuous. (scienceblog.com)

Activity may ramp back up with additional explosions producing high-altitude (>15,000 ft) volcanic clouds with little precursory activity. (alaska.edu)

By analyzing isotopes and trace elements within igneous rocks, researchers can reconstruct ancient volcanic activity, identify magma sources, and understand how continents have evolved over time. (ez-life-001.net)

Located far from populations, the volcanic burbles likely pose little danger to the public, at least in the near term. (nationalgeographic.com)

Some previous explosions have been preceded by an increase in earthquake activity that allowed for short-term forecasts of imminent significant explosive activity. (alaska.edu)

Following a minimum of volcanic output between 24 and 13 Ma, there has been a steady increase in explosive volcanic activity in the forearc with a dramatic increase in the late Quaternary. (tamu.edu)

This approach is of paramount importance for the assessment of global volcanic risk and to define the economical impact of volcanic activity on businesses such as aviation, or for administrative decisions related, as an example, to the location of power plants in volcanic regions such as Europe, the United States or Japan. (europa.eu)

Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 20000 ft (6100 m) altitude or flight level 200 and is moving at 15 kts in SE direction. (volcanodiscovery.com)
The activity has waned considerably since the plume was spotted on May 31. (scienceblogs.com)
This volcanic activity is attributed to a deep mantle plume, or a column of hot, buoyant material rising from deep within the Earth. (hawaiistar.com)

These lahars were triggered by the heavy rain from TS Agatha and are common occurrences when you mix loosely consolidated volcanic sediment with heavy precipitation. (scienceblogs.com)

For example, there is evidence that low solar activity during solar minimum years tend to be well-correlated with more frequent "high-latitude blocking" events compared to normal and this type of atmospheric phenomenon can play an important role in the winter season. (wattsupwiththat.com)
There is evidence that low solar activity during solar minimum years tend to be well-correlated with more frequent "high-latitude blocking" events compared to normal. (wattsupwiththat.com)

In terms of solar activity, we are now at the very end of the weakest solar cycle (#24) in more than a century and are rapidly approaching the next solar minimum - usually the least active time in a given solar cycle. (wattsupwiththat.com)
Apparently, this area hadn't been active for something like 800 years but, generally, we expect volcanic activity of the sort that's occurring now. (scienceblog.com)

The Reykjanes peninsula was dormant for 800 years up to that point but we seem to be in a period of increased activity now. (gsi.ie)

Although a second explosive event was briefly cause for concern, it was Sunday's fire and fury that robbed at least 109 people of their lives, with hundreds more missing and feared dead. (iflscience.com)

As a secondary test of volcanic volatile enrichment, trace element analysis of the same bulk peat will be conducted to explore enrichments in other volcanic volatiles such as sulphur, cadmium, lead, copper and zinc. (copernicus.org)

In other two contributions in Scientific Reports, we discuss the link between the temporal evolution of volcanic systems and the formation of porphyry-type ore deposits, which provide 75% of the world's copper. (europa.eu)
Volcanic ash deposits have provided fertile soils for agriculture throughout history. (ez-life-001.net)

Unlike sedimentary rocks, which result from weathering and erosion processes, igneous rocks possess distinct features due to their volcanic origins. (ez-life-001.net)

RealClimate: Current volcanic activity and climate? (realclimate.org)
Well Bezymianny appears to be explosive enough, but its latitude (55 N) will tend to preclude it having any big climate impact. (realclimate.org)
Merapi is in the right location but doesn't appear (so far) to be explosive enough to put anything in the stratosphere, and so this too seems unlikely to impact climate. (realclimate.org)
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