Generally volcano. Medical search. Frequent questions

The results show that, despite their monotonous basaltic flows, the magma lying deep beneath each volcano extremely diverse and included compositions similar to those that caused the cataclysmic 1980 eruption of Mt. St. Helens in Washington state . (newstarget.com)
Cascades Volcano Observatory (CVO) was authorized in 1980 following the eruption of Mount St. Helens and formally dedicated in 1982. (usgs.gov)
Alaska Volcano Observatory (AVO) was founded in 1988 following the 1986 eruption of Augustine Volcano. (usgs.gov)
The west side's most populous town would be protected from any Mauna Loa eruption by the presence of another active volcano. (ksnt.com)
EROUSCILLA JOSEPH: Based on historical activity of this volcano, an eruption can keep going from weeks to months. (wkms.org)
Or is the volcano slowly "dying" although the last eruption ended in July 2009 has been one of the longest ever recorded? (scienceblogs.com)
Earlier this year many people including me have been able to monitor in real-time the Redoubt Volcano (Alaska) eruption thanks to the open efforts of the people of Alaska Volcano Observatory (AVO) who made all data public. (scienceblogs.com)
One intriguing thing at Etna is that the more explosive eruptions in recent millennia have often been related to the very fast uprise of primitive and volatile-rich magma (such as picrite in the 4ka B.P. eruption), and in the past 30-40 years, there is a clear influx of more primitive magma into the feeding system of this volcano. (scienceblogs.com)
One of Central America's most active volcanoes, Fuego in Guatemala is in near-permanent explosive eruption with intermittent phases of increasing activity that generate lava fountains, lava flows and pyroclastic flows. (volcanodiscovery.com)
We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! (volcanodiscovery.com)
Kilauea's nearly continuous eruption emits sulfur dioxide (SO 2 ) gas and results in volcanic air pollution downwind of the volcano. (nps.gov)
VOLCANIC ASH: Alaskan Peninsula: The eruption of Pavlof volcano in the Alaskan Peninsula is producing ash that can be tracked on the Anchroage VAAC webpage or via header FVAK21 PAWU through the Global Telecommunications System (GTS). (noaa.gov)
Most Americans became aware of how active Icelandic volcanoes are in 2012 when ash from an eruption shut down airports across Europe. (southalabama.edu)
Co-author Dr Juliet Biggs , from the University of Bristol's School of Earth Sciences , said: "Understanding what drives volcano deformation is critical for improving the interpretation of volcano monitoring data, and developing probabilisitic eruption forecasts. (bristol.ac.uk)
Ashwani Ramesh, SDM, Kaza has confirmed the volcano eruption and said that a team of geologists and revenue officers has been sent to Rangrik village. (sott.net)
Timelapse footage taken on Sept. 29, 2021, shows the new summit eruption of the Kilauea volcano on Hawaii's Big Island. (fox9.com)
Spirit Lake, WA- Looking more like a smoke cloud from an A-bomb blast than steam and ash from a volcano eruption, Mt. St. Helens sent this plume of steam and ash some 60,000 feet in the air, as the volcano awoke from a six-week nap. (fox9.com)
The eruption of Capulin Volcano occurred about 55,000 years ago (Pleistocene Epoch) toward the end of the most recent phase of volcanism in the RatonClayton volcanic field. (nps.gov)
Generally speaking, as a volcanic eruption approaches, scientists have a better chance of being able to predict when it'll occur. (yahoo.com)

Many volcanoes do not cause life-threatening eruptions even though they release a steady stream of lava. (newstarget.com)
Learn more about how the behavior of volcanoes and volcanic eruptions at Disaster.news . (newstarget.com)
Frank Trusdell, research geologist at the Hawaiian Volcano Observatory, which is part of the U.S. Geological Survey, said data indicates that Mauna Loa has a much larger magma reservoir than Kilauea, which may allow it to hold more lava and rest longer between eruptions than Kilauea. (ksnt.com)
KARLSTROM: Bubbles are the primary driver of volcanic eruptions generally, actually. (waer.org)
A striking image of the brownish ash cloud from Iceland's volcano, which began a fresh round of explosive eruptions this week, was captured by a NASA satellite Thursday morning. (livescience.com)
Italy's Mount Etna, Europe's most active volcano, has recently been on explosive form, with 17 eruptions in less than three months. (scitechdaily.com)
Scientists can forecast volcanic eruptions, but volcanoes are unpredictable as their behavior can change. (yahoo.com)
The Smithsonian Institute said scientists monitor volcanic behavior and historic patterns to forecast volcanic eruptions, but "few volcanoes maintain the same behavior for long (more often than not, as soon as a repetitive pattern becomes apparent, the volcano changes behavior). (yahoo.com)
The Smithsonian Institute's Global Volcanism Project said in 2023, there are 56 active volcanoes with 56 total eruptions. (yahoo.com)
In 2022, there were 80 active volcanoes with 85 total eruptions. (yahoo.com)
In 2021, there were 76 active volcanoes and 81 total eruptions. (yahoo.com)

Meanwhile, the group is unaware that a nearby volcano is about to erupt. (wikipedia.org)
Meanwhile, a South Park geologist Randy discovers that the mountain on which the boys are hunting is a volcano that is about to erupt. (wikipedia.org)
The team posited that volcanoes consistently erupt homogeneous basaltic lava because the high volumes of magma flushing through the ground "overprint" chemical diversity. (newstarget.com)
EXPLAINER: Where will Hawaii's biggest volcano erupt from? (ksnt.com)
The ground is shaking and swelling at Mauna Loa, the largest active volcano in the world, indicating that it could erupt. (ksnt.com)
On Aug. 3 the Fagradalsfjall volcano near Iceland's capital city and main airport began to erupt . (scienceblog.com)
Is a Volcano About to Erupt in Iceland? (northeastern.edu)
How do volcanoes erupt? (yahoo.com)
According to BBC , "If a volcano was going to erupt in one hour they'd have a good idea it was going to happen. (yahoo.com)
How many volcanoes still erupt? (yahoo.com)

Books including "The volcanoes of Kīlauea and Mauna Loa on the Island of Hawaii: their variously recorded history to the present time" (1909) and "Hawaii and its volcanoes" (1909) by American geologists William Brigham and Charles Hitchcock, respectively, each provided detailed summaries of activity in Kīlauea caldera during the previous decades. (usgs.gov)
HVO focuses on the six active volcanoes in Hawaiʻi including two "very high threat" volcanoes-Kīlauea and Mauna Loa-and one "high threat volcano," Hualālai. (usgs.gov)
Mauna Loa is one of five volcanoes that together make up the Big Island of Hawaii, which is the southernmost island in the Hawaiian archipelago. (ksnt.com)
Mauna Loa, the largest active volcano on Earth, is known to have erupted 33 times since written descriptions became available in 1832. (hawaii247.com)
The broad flanks of that volcano, Hualalai, sit between Mauna Loa's southwest rift zone and Kailua-Kona and would block any lava heading toward the coastal community. (fox9.com)

One of the most vivid descriptions of Kīlauea's summit lava lake comes from Mark Twain, who stayed at the Volcano House and made the trek across the caldera floor to Halemaʻumaʻu in 1866. (usgs.gov)
A recent study published in the journal Nature Communications found that benign volcanoes that produce basaltic lava flows hide highly explosive magma components . (newstarget.com)
For example, volcanoes in Iceland, Hawaii and the Galapagos Islands consistently emit lava comprised of molten basaltic rock. (newstarget.com)
We started the study wanting to know why these volcanoes were so boring and what process caused the erupted lava compositions to remain constant over long timescales. (newstarget.com)
In the study, the researchers examined solidified lava samples from two volcanoes in the Galapagos Islands: Wolf and Fernandina. (newstarget.com)
These two volcanoes have continued to spew basaltic lava throughout their lifetimes. (newstarget.com)
KAHN: But don't expect to see images of huge lava streams rolling down the flanks of the towering volcano, says Joseph. (wkms.org)
On to news: To go with the news that lava flows from Kilauea creep ever closer to structures in Kalapana, the NASA Earth Observatory posts its first volcano image in a bit. (scienceblogs.com)
Visitors come to Hawai'i Volcanoes NP to enjoy scenic views of lava fields, steam vents, and the Halema´uma´u Crater. (nps.gov)
Lava from the upper reaches of both rift zones generally forms narrow flow lobes. (hawaii247.com)
They're very dramatic and provide very stark and amazing footage, but the lava moves slowly enough that people can generally walk out of the way. (scienceblog.com)
Over the course of the following weeks, the volcano produced lava fountains reaching as high as 1.5 km. (scitechdaily.com)

It sits immediately north of Kilauea volcano, which is currently erupting from its summit crater. (ksnt.com)
However, the Kilauea Volcano and other volcanic features at the park emit noxious gases that can pose serious human and ecosystem health concerns. (nps.gov)
Park streams and ponds may be particularly affected by sulfur compounds emitted from the Kilauea Volcano. (nps.gov)
The team studied Kilauea volcano in Hawaii, which erupted last April, resulting in a summit collapse that has reshaped the cliffs around the caldera. (bristol.ac.uk)

HVO staff help install instruments on volcanoes outside of Hawaii, and vice versa. (usgs.gov)
Divya Agarwala said in an article published on the Columbia Climate School website, "Getting instruments on volcanoes can sometimes be difficult because they can be remote, dangerous, or just complicated to work at (e.g., at national parks or private lands). (yahoo.com)

The lead scientist for the Kīlauea Seismic Imaging Project described in a recent " Volcano Watch " article is based at CVO, and many scientists from other observatories are traveling to Hawaii to assist. (usgs.gov)
2. Connected to this, in recent years there was some mention that scientists saw some indication that Etna was evolving away from a typical hot spot volcano and becoming more like a typical subduction zone volcano. (scienceblogs.com)
Scientists have recorded a song made by a volcano. (waer.org)
The sounds at Kilauea matter to volcano scientists because they care a lot about bubbles. (waer.org)
In response, U.S. Geological Survey (USGS) scientists with the Hawaiian Volcano Observatory and NPS scientists monitor air quality in numerous locations around the park and share real-time data with park staff and the public. (nps.gov)
Volcano Watch is a weekly article written by scientists at the U.S. Geological Survey's Hawaiian Volcano Observatory . (hawaii247.com)
When Hawaiian Volcano Observatory (HVO) scientists collect and study volcanic samples, the rocks and minerals go through several stages of preparation and analysis that allow scientists to "translate" the encoded stories. (bigislandvideonews.com)

Based on HVO's success, the USGS went on to establish additional observatories to monitor and study 161 active volcanoes throughout the United States and U.S. Territories . (usgs.gov)
HVO also monitors active volcanoes in American Samoa. (usgs.gov)
If so, it's not hard to guess the one you're thinking of: the largest volcano in Europe and one of the most active in the world, Mount Etna. (scienceblogs.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)
Located on the east coast of Sicily, Mount Etna is one of the world's most active volcanoes. (scitechdaily.com)
Our analysis highlights the importance of considering surface features when assessing tilt measurements at active volcanoes, something that hasn't generally been taken into account. (bristol.ac.uk)
Several mud volcanoes are active in the Canadian Beaufort Sea. (nature.com)
An American tourist took a tumble into an active volcano after traversing a closed path. (popphoto.com)
Generally speaking, it's not a good idea to climb into the crater of an active volcano, no matter how tempting the photo op may be. (popphoto.com)
While vacationing in Italy, the unnamed 23-year-old took it upon themself to traverse a closed path leading to the face of Mount Vesuvius, a volcano that is very much still active. (popphoto.com)

An early U.S. Geological Survey geologist, Clarence Dutton, wrote a detailed report on Hawaiian volcanoes based on his expedition to the islands in the early 1880s. (usgs.gov)
Today, over 111 years later, HVO is one of five volcano observatories supported by the U.S. Geological Survey (USGS). (usgs.gov)

These chemically homogeneous level flows stream down these volcanos' flanks at very slow speeds. (newstarget.com)

A useful summary of Kīlauea's activity and observations is in the book "Two hundred years of magma transport and storage at Kīlauea Volcano, Hawaiʻi, 1790-2008" written by Thomas Wright and Fred Klein ( https://doi.org/10.3133/pp1806 ). (usgs.gov)
These volcanoes are typically located close to a hot spot - a plume of hot magma rising towards the surface from deep within the Earth. (newstarget.com)
Some volcanoes in a back arc setting initially eject rhyolite and/or andesite that slowly transitions into more basaltic ejecta as the magma chamber empties and the underlying mafic source reaches the surface. (scienceblogs.com)
Sulfur dioxide is released from a volcano when magma is relatively close to the surface. (scitechdaily.com)

On the morning of May 6, 2010, NASA's Terra satellite captured this view of a thick plume of ash (brownish-yellow) blowing east and then south from Iceland's Eyjafjallajokull volcano. (livescience.com)
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)

Suddenly, the volcano erupts. (wikipedia.org)

Most of the hydrogen sulfide released to air comes from natural sources such as swamps, bogs, and volcanoes. (cdc.gov)

However, the findings of the study suggest that the seemingly predictable behavior of the volcanoes belie potentially explosive activity. (newstarget.com)
This means that even seemingly gentler volcanoes present a potential for explosive behavior too. (newstarget.com)
Taken together, this evidence help experts better monitor the behavior of the volcanoes and improve hazard assessments. (newstarget.com)

A new dome formed in the crater lake of Kelut volcano (East Java) in late 2007. (volcanodiscovery.com)

pdf ), postulated that for extreme volcanoes, the cooling would be sufficient to saturate the growth response, and that some trees might `skip´ a ring for that year leading to a slight slippage in tree-ring dating, a potential smearing of the composite chronologies, and a further underestimate of the cooling in tree-ring based large-scale reconstructions. (realclimate.org)

Regular, systematic reports on Kīlauea start with the arrival of Frank Perrett in 1911 and Thomas Jaggar in 1912, and the founding of the Hawaiian Volcano Observatory (HVO) at that time. (usgs.gov)
The Hawaiian Volcano Observatory (HVO) was founded in 1912. (usgs.gov)
The Hawaiian Volcano Observatory (HVO), founded in 1912 by Thomas A. Jaggar, was the first of five volcano observatories supported by USGS today. (usgs.gov)
HVO was originally operated with support from the Massachusetts Institute of Technology (MIT) and the Hawaiian Volcano Research Association, and later managed by a series of federal agencies including the U.S. Weather Bureau, the National Park Service, and the USGS. (usgs.gov)
These findings have implications for network design and ongoing monitoring," said Dr Johnson, who visited Kilauea last July and previously spent two years on a research fellowship at the Hawaiian Volcano Observatory. (bristol.ac.uk)
Like the pages of a book, the stories of Hawaiian volcanoes are "written" in layers of rock. (bigislandvideonews.com)

CARRIE KAHN, BYLINE: La Soufriere volcano, which has been dormant for decades, actually started rumbling last December. (wkms.org)

Half the time, the volcano later also began erupting from vents at lower elevations. (ksnt.com)
Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Colo (volcano). (mountain-forecast.com)

the volcano included pitch darkness, falling ash and pumice lumps as large as 4 cm (1.6 inches) in diameter, high winds and heavy rain, lightning flashes, and earthquakes. (britannica.com)
Earthquakes that are less than 3.5, generally are not felt, but are recorded. (sott.net)

Ash falls from continued explosive jetting of fine volcanic particles into high ash clouds generally do not cause any direct fatalities. (britannica.com)
They can blast out clouds of hot tephra from the side or top of a volcano. (yahoo.com)

Vents generally form along the volcano's rift zone. (ksnt.com)
It is in the gases from volcanoes, sulfur springs, undersea vents, swamps, stagnant bodies of water, and in crude petroleum and natural gas. (cdc.gov)

Lead researcher Dr Jessica Johnson, lecturer in geophysics at UEA's School of Environmental Sciences, said: "Tilt measurements have played a significant role in the knowledge of volcanic processes on at least 40 volcanoes worldwide. (bristol.ac.uk)

GEOFF BRUMFIEL, BYLINE: There's a big volcano in Hawaii called Kilauea. (waer.org)

The first, a geologic map of the northeast flank of the volcano, was published in 2017 and is posted at https://pubs.er.usgs.gov/publication/sim2932A. (hawaii247.com)
It is the primary geologic feature at Capulin Volcano National Monument and a fundamental resource and value of the monument (National Park Service 2014c). (nps.gov)

The weather forecast for Colo (volcano) is: Heavy rain (total 25mm), heaviest during Fri night. (mountain-forecast.com)
This table gives the weather forecast for Colo (volcano) at the specific elevation of 0 m. (mountain-forecast.com)
The weather forecast for Pleiades (volcano group) is: Mostly dry. (mountain-forecast.com)
This table gives the weather forecast for Pleiades (volcano group) at the specific elevation of 3040 m. (mountain-forecast.com)

They suggest that other tiltmeters around Kilauea and at volcanoes globally could be affected by caldera rims and other sharp variations in the landscape. (bristol.ac.uk)
Soufriere's Drive-In Volcano lets you get close to the steaming 7-square-mile caldera. (cruisecritic.com)

From high on Mauna Loaâ€™s east flank, the mapped area extends toward HawaiÊ»i Volcanoes National Park and the community of Volcano (population of approximately 2,000 residents) in the northeast. (hawaii247.com)
Once considered less than 10,000 years old, Capulin Volcano is now known to have formed 55,000 ± 2,000 years ago. (nps.gov)

however a vog or haze could be seen east of the volcano into the Gulf of Alaska, just north of a significant confluence zone from deep southerly flow converging with N or NE flow from a cyclone dropping SSE along the Alaska coastline. (noaa.gov)
And unfortunately, this low is just going to cause it to spin, generally speaking, around the Gulf of Alaska. (kdlg.org)

Our study indicates that a niche diversification within this mud volcano system has shaped distinct methanotrophic communities due to availability of electron acceptors in association with varying degrees of methane flux and bioirrigation activity. (nature.com)
The laser radiation was sent upwards while the boat traversed the plume and thus the sulphur dioxide flux from different volcanoes in the Mediterranean Sea could be determined. (lu.se)
I will use these models to test whether flux lobes are generally symmetric about the equator, which would imply that they are surface expressions of large-scale convection columns in the core. (lu.se)

Hills, peaks, and other features both younger and older than Capulin Volcano formed as a result of regional volcanic activity. (nps.gov)

August has been rather quiet for real volcano news, but I did find some more, well, odd news to mention. (scienceblogs.com)

Volcano tourism was another factor that drew people to Kīlauea's summit in the latter half of the 1800s. (usgs.gov)
The initial report of a 12,000 foot volcano on Young Island proved incorrect--the island has a broad plateau-like summit reaching 1340 m. (volcanodiscovery.com)

Short term exposure to high levels of sulfur dioxide (SO 2 ) and particulate matter (PM 2.5 ) can be harmful to human health at Hawai'i Volcanoes NP. (nps.gov)
Carbon disulfide has been detected in the magmatic gas over volcanoes, during the aging of roasted coffee, during the pressure cooking of grain-water mixtures, as a volatile constituent in the vapor of burning cigarettes, and in the vapor space above liquid sulfur (EPA 1978a). (cdc.gov)

In urban areas, the air concentrations are generally less than 0.001 ppm. (cdc.gov)

Still, the researchers said that it doesn't seem likely that the activity in the three Galapagos volcanoes will become more explosive anytime soon. (newstarget.com)
2007) can happen anytime at this volcano. (scienceblogs.com)

CVO is also home to the USGS Volcano Disaster Assistance Program (VDAP) which aids crisis response at volcanoes around the world. (usgs.gov)
AVO, a collaboration between the USGS, the University of Alaska Fairbanks, and the State of Alaska, focuses on volcanoes in Alaska and the Commonwealth of Northern Mariana Islands. (usgs.gov)

Yellowstone Volcano Observatory (YVO) was founded in 2001. (usgs.gov)
California Volcano Observatory (CalVO) was formed in 2012. (usgs.gov)
CalVO, with expanded scope beyond the Long Valley Observatory (LVO) established in 1982, focuses on volcanoes in California and Nevada. (usgs.gov)

Tephra deposits generally require more care, to isolate specific layers and carefully scoop or scrape them into sample bags. (bigislandvideonews.com)

James Dana, a famous American geologist, visited in 1840 with the U.S. Exploring Expedition, and again years later in the 1880s, writing the book "Characteristics of Volcanoes" based on these observations. (usgs.gov)
By deciphering the composition of these rocks, the team could reconstruct the chemical and physical characteristics of magmas lying beneath the volcanoes. (newstarget.com)

Current HVO updates on Kīlauea are generally daily to weekly, depending on activity levels. (usgs.gov)
These sensors transmit data to HVO 24 hours a day in order to track activity and support research into how volcanoes work. (usgs.gov)
The activity has also been used in conjunction with the Discovery Channel Virtual Volcano interactive web site. (carleton.edu)
The images below show the latest activity taking place in the volcano. (scitechdaily.com)

Stone said, "If you watch this episode and then go watch Volcano, this makes more sense than Volcano does. (wikipedia.org)

Hawaiʻi Volcanoes National Park did not yet exist. (usgs.gov)
There is a part of the Volcano National Park near here that allows pig hunting the first Saturday of the month. (city-data.com)
Hawai'i Volcanoes National Park (NP) usually enjoys great air quality relative to other parks. (nps.gov)
The National Park Service works to monitor air quality and address air pollution effects at Hawai'i Volcanoes NP, and in parks across the U.S., through science , policy and planning , and by doing our part . (nps.gov)
The beauty of this volcano is the reason for its inclusion in the National Park System. (nps.gov)

I live near Ola'a Forest (Volcano-Glenwood), and every time one of the local hunt clubs does a competition, I see maybe 3 dozen pigs getting weighed out end of day. (city-data.com)
Natural sources of benzene include volcanoes and forest fires. (cdc.gov)

The ash-cloud image, taken by the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's Terra satellite shows a thick plume of ash blowing east and then south from the Eyjafjallajökull volcano. (livescience.com)
An ash cloud that has drifted from a Russian volcano to Alaska is disrupting travel across the state for the third day in a row . (kdlg.org)

The largest of these features is Sierra Grande, an extinct volcano rising 670 m (2,200 ft) above the surrounding plain to the southeast of Capulin Volcano. (nps.gov)

Residents in the Caribbean nation of Saint Vincent and the Grenadines remain on high alert after a volcano on the main island erupted this morning. (wkms.org)

Ecosystem sensitivity to nutrient enrichment at Hawai'i Volcanoes NP relative to other national parks is high (Sullivan et al. (nps.gov)
Stratospheric air generally rises above tropical latitudes, spreads toward the poles, and then sinks back toward the lower atmosphere at high latitudes. (livescience.com)
The seriousness of high pressure injection injuries is generally underestimated. (cdc.gov)

Some plants are sensitive to acidification, search for acid-sensitive plant species found at Hawai'i Volcanoes NP. (nps.gov)

The researchers added that their findings match with initially divergent discoveries including the presence of explosive deposits at several Galapagos volcanoes. (newstarget.com)

By Thursday afternoon, Alaska Airlines reported canceling 28 flights due to ash from the volcano. (kdlg.org)
We were flying - about 100 miles from landing - when a volcano erupted in Alaska," she recalled. (cdc.gov)

We truly love working to bring you the latest volcano and earthquake data from around the world. (volcanodiscovery.com)
New research led by the University of East Anglia (UEA) and co-authored by the University of Bristol reveals that sharp variations of the surface of volcanoes can affect data collected by monitoring equipment. (bristol.ac.uk)

volcano expeditions , photo tours, and relaxed walking & study tours. (volcanodiscovery.com)
In this study, we investigated vertical variations in methanotrophic communities in sediments of the mud volcano MV420 (420 m water depth) by analyzing geochemical properties, microbial lipids, and nucleic acid signatures. (nature.com)

While they're generally benign, they could become more explosive under certain circumstances. (newstarget.com)

Concentrations in environmental media are greatest near source areas (e.g., industrial point sources, oceans and marshes, volcanoes). (cdc.gov)

Organisms5

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