The gases escape through cracks
in the volcano at high pressure and temperatures up to 600 degrees Celsius.
Not exact matches
From Miami, the jet will whisk you away, crisscrossing the globe, hitting five continents on a 25 - day voyage to places like Easter Island, with its mystical «moai» statues; Nicaragua, to tour a
volcano by helicopter; Australia, where you'll taste wine
in the Margaret River Valley; and Tbilisi, Georgia, for a private choral performance
at a sixth - century church.
A rush of moving magma on Hawaii's Kīlauea
volcano has triggered hundreds of earthquakes
in recent days and caused the crater floor
at Puu Oo to collapse.
The rugged terrain of northwest Arabia, of which Syria and Palestine, it has sometimes been remarked, may be regarded as merely the largest and richest oasis, the numerous mountain peaks, the
volcanoes apparently active
at some period
in ancient history, the desert with its speaking silences, the uncertainties of the weather
in a land where all is dependent on the annual rainfall — all these and much more of the same sort are reflected
in Israel's religion.
If billions of people tell me not to put my house
at the base of a
volcano, and I tell them «I don't believe
in volcanoes» and after 70 years it erupts, do I deserve to be burned by that lava?
All the forces of nature that we used to call «acts of God» have become,
at least
in part, acts of humankind (excepting
volcanoes and earthquakes — though scientists this winter announced that lurching ice had more than doubled the number of earthquakes under Greenland).
Founder and frontman Justin Vernon (also of
Volcano Choir) tweeted earlier today that Bon Iver perform new material
at Eaux Claires Festival this August 12 - 13
in Eau Claire, Wisconsin.
At the foot of our Paragon Vineyard lies Islay Hill, the last extinct
volcano in a string known as the «Nine Sisters» stretching from Morro Bay to our estate.
After an evening of relaxation
at the Tilajari Hotel Resort, within sight of the highly active Arenal
Volcano, we continued our journey north, and Stuart and Cody explained how they started growing Habaneros
in Costa Rica.
There is a volcanic crater lake up there — one that until pretty recently people used as a giant natural hot tub,
at least until seismic activity intensified and folks realized that swimming
in a
volcano's simmering crater lake might not be the best idea.
If you are
in need of some retail therapy because the children are driving you insane, there is some shopping, but not too much
at Volcano Bay.
You could even add: AD, Oke's pick, is
at best a sleeping
volcano, much potentially stronger,
in the Yoruba South West, than an LP would ever be.
Although other researchers had noticed a sulfuric signal
in the ice layer below Tambora's, Cole - Dai was the first to announce that it belonged to an 1809
volcano, and what's more, to a massive
volcano that nobody
at the time had reported.
He also believes such a phenomenon could also explain changes
at other volcanic sites across the world including the similarly iconic Stromboli, just off the north coast of Sicily, and even the
volcano on Montserrat
in the Caribbean.
A study by Iain Stewart, Professor of Geoscience Communication
at the University of Plymouth, explores changes
in the
volcano's structures which began around 130,000 years ago.
The best documented, most data - rich
volcano in history, Pinatubo became a «calibration point» for the behavior of earlier
volcanoes, says Jihong Cole - Dai, a professor
at South Dakota State University.
The eruption
at the Puyehue - Cordón Caulle Volcanic Complex, a chain of
volcanoes in Chile, spewed ash clouds up to 45,000 feet into the air
in early June.
«We've found by studying these crystals
in a specific
volcano that, when new magma arrives
at depth, up to 90 per cent of the time it can trigger an eruption, and within only two weeks.»
«Ocean ridges are the most dynamic places on our planet, and this is the first cabled observatory that goes out to one,» says oceanographer Peter Rona, who uses NEPTUNE to study the dynamics of the deep - sea
volcanoes from his lab
at Rutgers University
in New Jersey.
Located
in the eastern region of Uganda, Bududa lies
at the foot of the slopes of the Mount Elgon
volcano, which provides a unique set of natural resources that make it an optimal place for cultivation of Arabica beans.
The features would be the first large ice
volcanoes in the solar system, says Jeff Moore, a New Horizons scientist
at NASA Ames Research Center
in Mountain View, California, though the team is not yet willing to say the discovery is definite.
Benjamin Edwards, a geologist
at Dickinson College
in Carlisle, Penn., has explored scores of
volcanoes in British Columbia, Iceland, South America and Russia.
Through an arrangement facilitated by two nongovernmental organizations
in North Korea and China with help from journalist Richard Stone
at Science, Hammond and his colleague Clive Oppenheimer became the first Western scientists to visit the DPRK's
volcano observatory, and a historic partnership was launched.
For geologists like James Hammond, a research fellow
at Imperial College London and a co-panelist with Pastrana
in the session on science and political strain, some of the most interesting
volcanoes lie
in countries that are
in conflict with their neighbors or the international community.
In fact, lava emerging from hotspot
volcanoes is known to differ chemically and isotopically from lava from other
volcanoes, such as those erupting
at subduction zones where Earth's crust dives into the upper mantle.
After a week of rumbling, Iceland's Bárðarbunga
volcano began erupting yesterday, say scientists
at the Icelandic Meteorological Office (IMO)
in Reykjavik — although the eruption remained entirely under the thick ice covering the
volcano.
The HAWC Observatory sits
at an elevation of 13,500 feet, flanking the Sierra Negra
volcano inside Pico de Orizaba National Park
in the Mexican state of Puebla.
At their peak about 150 million years ago, the vents
in the Arsia Mons» caldera probably collectively produced about 1 to 8 cubic kilometers of magma every million years, slowly adding to the
volcano's size.
Jeff Johnson, a volcanologist
at Boise State University
in Idaho, is using this method to help read activity
at the Villarrica
volcano in Chile.
«For each
volcano, there's a critical overpressure value,» says Mary Grace Bato, lead author of the study and a PhD fellow
at the Institute of Earth Science
in France.
Indonesia, the site of the biggest eruption ever recorded — Mount Tambora
in 1815 — is most
at risk, with about 78 historically active
volcanoes.
Meanwhile, on the ground, earth scientists from the National Institute of Geophysics and Volcanology
in Italy are taking aim
at the
volcano with spectrometers, which measure the types and amounts of gases spewing from its mouth.
In this case, Johnson theorizes that a buildup of gases destabilized the
volcano, reinforcing the need to monitor multiple phenomena
at once, including seismic activity, gas flow and heat.
Butler argues that the dust covering the larger Stealth region was blown from
volcanoes in a region called the Tharsis Ridge, which lies
at the eastern edge of the feature.
Authorities have been on alert since increased movement
at Iceland's largest
volcano system this month triggered memories of the eruption of the Eyjafjallajokull
volcano in 2010 that shut down much of Europe's airspace for six days.
«
In many cases,» Collings said, «the existence of liquid crystal phases raises the viscosity and lowers the speed material moves
at, so the final shape looks like a
volcano or sunken souffle.»
Dr Juliet Biggs and colleagues
in the School of Earth Sciences, with collaborators from Cornell, Oxford and Southern Methodist University, looked
at the archive of satellite data covering over 500
volcanoes worldwide, many of which have been systematically observed for over 18 years.
Co-author Professor Willy Aspinall added: «Global studies of
volcano deformation using satellite data will increasingly play a part
in assessing eruption potential
at more and more
volcanoes, especially
in regions with short historical records or limited conventional monitoring.»
As the model helps explain, a
volcano can form inland if the slab subducts
at a shallower angle, and a hole
in the shallow slab allows for a special type of magma to form by melting of the crust.
Intense seismic activity
at Iceland's largest
volcano system has raised worries that an eruption could cause another ash cloud like that from the Eyjafjallajokull
volcano in 2010 that shut down much of Europe's airspace for six days.
The quiverings underneath the
volcano were detected
at the Geophysical Institute
in Quito, Ecuador,
in March.
While most of the activity they've seen has been linked to the more than 160
volcanoes previously identified by camera - laden probes either orbiting or whizzing past Jupiter, the telescopes have identified volcanism
in one region that had never experienced it before, the team reports today
at a meeting of the American Astronomical Society's Division for Planetary Sciences
in Reno, Nevada.
Researchers taking measurements
in an urban environment using standard electric power might be expected to get hundreds or even thousands of data measurements;
at high altitude on a
volcano, says Mather, tens or less may be considered reasonable.
The city of Tauranga, with more than 100,000 residents, lies about 50 kilometres west of the uplift.Elaine Smid, a volcanologist
at the University of Auckland, notes that people
in the area are already
at risk from volcanic hazards, especially ashfall from the Taupo
volcanoes.
At around 70,000 feet, the peak stands more than twice as tall as Mount Everest and is rivaled
in the solar system only by Mars's monster
volcano, Olympus Mons.
ASU professor Christy Till strives to better understand the potential for future eruptions
at Yellowstone
volcano by studying those
in the recent past.
Boetius and her colleagues have found the consortium
in 20 or so other places around the world — everywhere they have looked, including a mud
volcano in the Arctic Ocean, and
at cold seeps and hydrate mounds
in the Gulf of Mexico.
If she's wrong, say her detractors, her crusade is drawing focus away from investigators looking
at other, more likely scenarios, such as the eruption of hundreds of
volcanoes in prehistoric Siberia.
«
At the time this thing formed, it was
in the middle of a basin that was nowhere near a subduction zone — it was nowhere near the kind of geologic activity that would cause a
volcano to form.»
Fishermen still make offerings
at the
volcano for a good catch and hunters still fan across its forested skirt
in search of prey.