Introduction
Mount Etna, Sicily, Italy, located on the eastern bank of the active volcano, whose name comes from the Greek (meaning "I burn") Mount Etna, Sicily, Italy, located on the eastern bank of the active volcano, whose name comes from the Greek (meaning "I burn") . Mount Etna is Europe's highest active volcano, over 3200 meters above sea level, and the other active volcano, its height change in different periods, such as in 1865 to the end of the 20th century than 52 meters high and covers an area of 1600 km2 Mount Etna is Europe's highest active volcano, over 3200 meters above sea level, and the other active volcano, its height change in different periods, such as in 1865 to the end of the 20th century than 52 meters high and covers an area of 1600 km2 .
, , . base circumference is about 150 kilometers because it is an active volcano, the crater is always smoky base circumference is about 150 kilometers because it is an active volcano, the crater is always smoky .
Etna volcano's snow - capped peaks, which is positioned at the lower part of a giant shield volcano,. The upper part of the 300 - metre high scoria cone, in which the activity history on the eruption of a change in the way of due to Mount Etna in the formation of the sets of intersections have been frequent, to the world on the eruption of the volcano is the most - famous due to Mount Etna in the formation of the sets of intersections have been frequent, to the world on the eruption of the volcano is the most - famous .
began in the mid - 1800s, scientists have been on Mount Etna, on the hillside are provided (Catania), Casa Etna (Casa) and Canton (Nila) three observatories began in the mid - 1800s, scientists have been on Mount Etna, on the hillside are provided (Catania), Casa Etna (Casa) and Canton (Nila) three observatories . 1 1.
Natural Environment
Mount Etna volcanic belt located in the Mediterranean, Asia and the Indian Ocean is at the junction of Mount Etna volcanic belt located in the Mediterranean, Asia and the Indian Ocean is at the junction of . geological structure including a lower layer of the old sandstone and limestone, and an upper layer of the sea into a peat and clay geological structure including a lower layer of the old sandstone and limestone, and an upper layer of the sea into a peat and clay .
hillside vegetation distribution zone is 3: 1, at an elevation of 915 metres (3,000 feet) below the lowest zone, soil is very fertile, with vineyards, olive groves, citrus plantations and cultivated cherry, apple and hazel trees of the orchard, densely populated hillside vegetation distribution zone is 3: 1, at an elevation of 915 metres (3,000 feet) below the lowest zone, soil is very fertile, with vineyards, olive groves, citrus plantations and cultivated cherry, apple and hazel trees of the orchard, densely populated . 2, at an elevation of 915 ∼ 1, 980 metres (3,000 ∼ 6, 500 feet) as the intermediate band, and lush green forest, the growth of the chestnut, beech, oak, pine and birch, etc 2, at an elevation of 915 ∼ 1, 980 metres (3,000 ∼ 6, 500 feet) as the intermediate band, and lush green forest, the growth of the chestnut, beech, oak, pine and birch, etc .
3,the highest band at an altitude of 1, 980 metres above sealevel and is full of gravel, stones, ash and slag etc., but also have a sparse dispersion of shrubs, even at close to 2, 990 meters (9,800 feet) of gas at the crater still algae 
Outbreak In History
geologic history of the eruption, which began in the late Tertiary and geologic history of the eruption, which began in the late Tertiary and . historical records of eruption occurred in 475 BC historical records of eruption occurred in 475 BC .
1500 years from the summer to the 1669 eruption recorded 71 times; from the 1669 eruption ∼ 1900 1500 years from the summer to the 1669 eruption recorded 71 times; from the 1669 eruption ∼ 1900 . 26 times in the history of the most violent eruption was in 1669 on 11 July 15 This time 26 times in the history of the most violent eruption was in 1669 on 11 July 15 This time .
streams of lava, amounting to about $830, 000, 000 cubic metres (990, 000, 000 cubic yards), along with Niccolo plug within the town of Nicolosi) crustal cracks occur from this fracture, a large crack in the lava flow was composed of a mixture of rock, sand, streams of lava, amounting to about $830, 000, 000 cubic metres (990, 000, 000 cubic yards), along with Niccolo plug within the town of Nicolosi) crustal cracks occur from this fracture, a large crack in the lava flow was composed of a mixture of rock, sand,. violently ejected tephra, volcanic ejecta is deposited on a high and 46 meters (150 feet) of volcanic cone crater diameter up to 2 violently ejected tephra, volcanic ejecta is deposited on a high and 46 meters (150 feet) of volcanic cone crater diameter up to 2 .
, , . 438 metres with lava flows that destroyed villages in the foothills, Catania (submerged) in the western reaches, near the city of Catania, etc 438 metres with lava flows that destroyed villages in the foothills, Catania (submerged) in the western reaches, near the city of Catania, etc .
20,000 people have been killed after the 18th century, Mount Etna erupts more frequently 20,000 people have been killed after the 18th century, Mount Etna erupts more frequently . 1852 in the August outbreak is the larger of the continuous ejection of the once volcanic 1852 in the August outbreak is the larger of the continuous ejection of the once volcanic .
372 days, up to 100 cubic meters of lava, destroyed the nearby towns of 372 days, up to 100 cubic meters of lava, destroyed the nearby towns of . since 1979,for three consecutive years, eruptive activity since 1979,for three consecutive years, eruptive activity .
1981 March 17 from an altitude of 2,500 metres northeast of the volcano's lava inclusions of rock, sand, volcanic ash and etc, have been buried in a forest and many vineyards, houses hundreds of 1981 March 17 from an altitude of 2,500 metres northeast of the volcano's lava inclusions of rock, sand, volcanic ash and etc, have been buried in a forest and many vineyards, houses hundreds of . thereafter Etna in 1987, 1989, 1990, 1991, 1992 and 1998 2001 thereafter Etna in 1987, 1989, 1990, 1991, 1992 and 1998 2001 .
repeated eruptions, lava from the volcano's mouth and flows to the areas near the repeated eruptions, lava from the volcano's mouth and flows to the areas near the . 2002 in late October at the tip of the crater, and blows up containing volcanic ash plume, and form a large - scale eruption 2002 in late October at the tip of the crater, and blows up containing volcanic ash plume, and form a large - scale eruption .
dated 4 September 2007,Mount Etna erupts again, hot magma and smog of very bright at night, while at the foot of the hill, is a local residential and tourist attractions, the Italian authorities and the strengthening of the volcano's de facto control of the main local airport dated 4 September 2007,Mount Etna erupts again, hot magma and smog of very bright at night, while at the foot of the hill, is a local residential and tourist attractions, the Italian authorities and the strengthening of the volcano's de facto control of the main local airport . due to volcanic eruptions that diminishes visibility forced the closure of the due to volcanic eruptions that diminishes visibility forced the closure of the .
Jul. 9, 2011 the eruption, leading to local airport was closed, so that the sections of the population is also in a morning alarm time was 15 minutes 2 on 9 February 2012, Etna volcano eruption 2 on 9 February 2012, Etna volcano eruption .
3 The Law of the People's Republic of China on the People's Bank of China, Mount Etna eruption 3 The Law of the People's Republic of China on the People's Bank of China, Mount Etna eruption . volcanic ash floating up to 7 km,volcanic magma flows were uninhabited valley volcanic ash floating up to 7 km,volcanic magma flows were uninhabited valley .
5 on April 12, 2012 local time, Mount Etna eruption, 2011 since January 24 5 on April 12, 2012 local time, Mount Etna eruption, 2011 since January 24 . 6 eruptions in the statistics, from Mount Etna erupted for the first time in 2012, the cumulative death toll has reached 100 million 6 eruptions in the statistics, from Mount Etna erupted for the first time in 2012, the cumulative death toll has reached 100 million .
On November 16, 2013, Mount Etna eruption, the flashes as fireworks illuminate the skies of eastern Sicily, Italy, and the ejection of plumes of smoke high into the sky along the On November 16, 2013, Mount Etna eruption, the flashes as fireworks illuminate the skies of eastern Sicily, Italy, and the ejection of plumes of smoke high into the sky along the . This is the Mount Etna eruption this year for the 16th time This is the Mount Etna eruption this year for the 16th time .
7 on February 2, 2015,Ettana Volcano eruption, red lava overflow 7 on February 2, 2015,Ettana Volcano eruption, red lava overflow . 2015 on March 17, located on the east coast of Sicily, Italy, Mount Etna erupting a, the distance of the two campers in the camp is only 500 meters away 2015 on March 17, located on the east coast of Sicily, Italy, Mount Etna erupting a, the distance of the two campers in the camp is only 500 meters away .
One of the campers, the 25 - year - old Swedish student Marco Calandra took photos of Dramatic One of the campers, the 25 - year - old Swedish student Marco Calandra took photos of Dramatic . 2015 on May 16, 2006, Italy's Mount Etna eruption, lava surges, such as 2015 on May 16, 2006, Italy's Mount Etna eruption, lava surges, such as .
doomsday blockbuster of 2015 on Dec. 3, the Etna volcano, erupted in spectacular plume field lightning 
Active Feature
The following phenomena indicate Etna volcano's activity is very strong: 1, the maximum of the Etna volcano is characterized by the presence of volcanic tremor The following phenomena indicate Etna volcano's activity is very strong: 1, the maximum of the Etna volcano is characterized by the presence of volcanic tremor . local volcanic monitoring station personnel, the daily afternoon around 2pm, volcanic tremor reached a peak in the local volcanic monitoring station personnel, the daily afternoon around 2pm, volcanic tremor reached a peak in the .
2 Etna is the mountain from time to time issue a gas jet produced the thwack of 2 Etna is the mountain from time to time issue a gas jet produced the thwack of . 3, volcanic heat through to the surface of the foot on the 3, volcanic heat through to the surface of the foot on the .
4, in the side wall of the crater, on the other hand, there is a big round hole having a diameter of 23 meters of occasionally escaping gas 4, in the side wall of the crater, on the other hand, there is a big round hole having a diameter of 23 meters of occasionally escaping gas . hill is littered with the size of the fumarole, strong smelling substances,fumarole often beside a bright - yellow sulfur deposits down hill is littered with the size of the fumarole, strong smelling substances,fumarole often beside a bright - yellow sulfur deposits down .
the Peak were also found at the few wide cracks, a width of about 20 ~ 50 cm, is subterranean magma on the earth surface deformation caused by the the Peak were also found at the few wide cracks, a width of about 20 ~ 50 cm, is subterranean magma on the earth surface deformation caused by the .
Economic Volcano
Agriculture
Sicily around the volcano is the most populous area of Sicily around the volcano is the most populous area of . volcano ash laying deposit of fertile soil, can be extremely favourable conditions for volcano ash laying deposit of fertile soil, can be extremely favourable conditions for .
is situated at an altitude of 900 m of the area, much has been, planting the orchard with is situated at an altitude of 900 m of the area, much has been, planting the orchard with . locally manufactured a grape wine is very famous locally manufactured a grape wine is very famous .
Snow Economy
In ancient times, Mount Etna and the surrounding neighborhoods are sandwiched with layers of volcanic ash on the snow, In summer collection, and transported to Naples and Rome sales, for the manufacture of ice cream for locals In ancient times, Mount Etna and the surrounding neighborhoods are sandwiched with layers of volcanic ash on the snow, In summer collection, and transported to Naples and Rome sales, for the manufacture of ice cream for locals . it is more important than the wines of commodity it is more important than the wines of commodity .
Tourism
on a mountain road and the tramway, for tourists is the Ornamental volcanic mountain resort on a mountain road and the tramway, for tourists is the Ornamental volcanic mountain resort . on the hill to commemorate the Roman emperor Hadrian had climbed Mount Etna Monuments on the hill to commemorate the Roman emperor Hadrian had climbed Mount Etna Monuments .
4 4.
