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Scientists note increased volcanic activity over the past 50 years

The frequency of eruptions of volcanoes on Earth over the past half-century has increased significantly, the planet has entered a period of increased seismic and volcanic activity, said chief researcher at the Institute of Physics of the Earth named Schmidt, volcanologist Arthur Saltykovsky.

"Statistics … indicates that the last time since the middle of last century and the beginning of century, volcanic activity has increased markedly," — said the scientist during an online conference on the site of the newspaper "Moskovsky Komsomolets".

According to him, the increase in the number of eruptions can be "linked to the overall activity

Continue reading Scientists note increased volcanic activity over the past 50 years

Underwater volcanoes erupt differently

Macauley Island — caldera, formed after the eruption of an underwater volcano of the same name 6100 years ago (here and below the image of the authors.)

January 21, 2013. Until now, scientists were divided eruption into two categories: violent (explosive) and effusive. The first type involves adorable kids emission of ash and rock fragments high into the atmosphere (for example, eruption of Mount St. Helens in 1980). The second — the soft glow of red lava streams that irrigate the slopes of the volcano (this, for example, constantly going on in Hawaii).

To get to the unusual

Continue reading Underwater volcanoes erupt differently

Sakurajima volcano in Japan threw a column of smoke and ash height of 4.5 km

September 26, 2013. Sakurajima volcano in southern Japan threw a column of smoke and ash to a height of 4.5 thousand meters, said Thursday Meteorological Administration, Kagoshima Prefecture.

In August, the height column of smoke was 5,000 meters. Scientists have calculated that if the volcano threw out 150,000 tons of ash, which is ten times higher than the average figures.

Previously, the record was considered a release in April 2009, when a column of ash reached 4 thousand meters, and the city of Kagoshima dropped 243 grams of ash per square meter. To clean the city were involved in more

Continue reading Sakurajima volcano in Japan threw a column of smoke and ash height of 4.5 km

In Peru, the volcano awoke Ubinas

September 4, 2013. After four years of silence, in the south-west of Peru volcano awoke Ubinas. Several explosions were reported on Monday. Smoke and ash rose to a height of up to two kilometers. However, while the activity of the volcano is estimated to be low, and for nearby residents, he is not a threat. Experts believe that the eruption could trigger a heavy snowfall.

Source: Euronews

Scientists argue that the eruption of the volcano Mount Vesuvius could start at any moment

September 30, 2013. According to the latest research, the most famous volcano in Europe is up and is now ready to fill in the neighborhood of lava and ash fall asleep. In one of the research centers in Italy have long been studying a volcano that wiped out Pompeii two thousand years ago.

Scientists have made his statement at the international conference of volcanologists. There urged the Italian authorities to develop a new plan for the evacuation of residents of the dangerous area.

The fact that the old scheme of salvation residents foot of the volcano is outdated. It is

Continue reading Scientists argue that the eruption of the volcano Mount Vesuvius could start at any moment

Review of volcanic activity in the beginning of March

Review of volcanic activity in the beginning of March Natural Disasters

During the first week in March 2012 seismic activity 17 volcanoes on the planet in varying degrees, changed its character. About five new volcanoes have moved to more dangerous stage.

Besides Bezymyannyi (55,978 ° N, 160,587 ° E) in Central Kamchatka, has been assigned the "red" key risk is worth noting as volcanoes Cleveland, Etna, Kanaga and Tungurahua.

CLEVELAND (52,825 ° N, 169,944 ° W, 1730 m), Fr. Chuginadak, Alaska

March 3 at the satellite image of the volcano was noted weak thermal anomaly. The current code is dangerous

Continue reading Review of volcanic activity in the beginning of March

Discovered volcano that shook the entire medieval world

October 2, 2013. Samalas volcano on the island of Lombok in the Indonesian province West Nusa Tenggara, caused disaster people on the planet. Almost 750 years ago, the tropical giant released into the atmosphere about 40 cubic kilometers of ash, changing weather in many parts of the world and destroying the local civilization.

In order to prove the guilt of the volcano, an international team of scientists, which included representatives of the United Kingdom, Indonesia, France and Switzerland, had to visit different areas of the planet, including the Arctic and Antarctic. By the way, it was in centuries-old ice of

Continue reading Discovered volcano that shook the entire medieval world

In Kamchatka volcano awoke

In Kamchatka volcano awoke Danger Zone

The Kamchatka Peninsula and the North Kuril Islands is marked increase in seismic activity. Especially dangerous is the volcano Nameless, which has awarded the highest "red" code of danger. Seismologists believe that the eruption could begin at any time.

The volcano is located at 55 ° 58'N, 160 ° 36'E, its height is 2.895 meters above sea level. Nameless is considered one of the most dangerous volcanoes in the modern world. Its seismic activity started to progress in the middle of February. To date, the lava dome in the crater of the volcano rose

Continue reading In Kamchatka volcano awoke

Discovered volcano that shook the entire medieval world

October 2, 2013. Samalas volcano on the island of Lombok in the Indonesian province West Nusa Tenggara, caused disaster people on the planet. Almost 750 years ago, the tropical giant released into the atmosphere about 40 cubic kilometers of ash, changing weather in many parts of the world and destroying the local civilization.

In order to prove the guilt of the volcano, an international team of scientists, which included representatives of the United Kingdom, Indonesia, France and Switzerland, had to visit different areas of the planet, including the Arctic and Antarctic. By the way, it was in centuries-old ice of

Continue reading Discovered volcano that shook the entire medieval world

Mexico's Popocatepetl volcano threw out a new cloud of ash and gas

May 15, 2013. Most Mexican volcano Popocatepetl unabated — Tuesday morning, he again threw the plume of steam, smoke and gas, according to website of the National Center for the Prevention of Natural Disasters in Mexico.

The cloud of volcanic ash rose to a height of three kilometers and then settled on the nearby town in the state of Puebla, reported the online edition of the local newspaper El Universal.

In particular, a thin layer of ash covered the streets in the village at the foot of the volcano Paso de Cortés, and the cities of Atlixco and Uehotsingo,

Continue reading Mexico's Popocatepetl volcano threw out a new cloud of ash and gas