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Although volcanic eruptions pose considerable hazards to humans, past volcanic activity has created important economic resources. Tuff formed from volcanic ash is a relatively soft rock, and it has been used for construction since ancient times. [83] [84] The Romans often used tuff, which is abundant in Italy, for construction. [85]
Hawaiian eruptions are a type of volcanic eruption named after the Hawaiian volcanoes, such as Mauna Loa, with this eruptive type is hallmark. Hawaiian eruptions are the calmest types of volcanic events, characterized by the effusive eruption of very fluid basalt-type lavas with low gaseous content. The volume of ejected material from Hawaiian ...
First volcano in the Cascades Volcanic Arc heading northwards, possibly the first volcanic eruption recorded using motion picture camera. Pyroclastic flows caused massive fires and evidence of the eruption still present in form of unusual growth patterns of trees as of 2020, 105 years later and charred trees.
On June 15, 1991, a rumbling Mount Pinatubo grew and grew until it exploded in the biggest volcanic eruption on Earth in 100 years. Super-pressurized, gas-charged magma burst through and a cloud ...
A volcano erupted in southern Iceland, near the town of Grindavík and the Blue Lagoon spa, marking the region's seventh eruption in a year. Iceland volcano flares in region's 7th eruption in one year
Police officers sweep volcanic material accumulated on the ground, after eruptions of the Mount Ruang volcano in North Sulawesi, Indonesia, on April 19, 2024. - Ronny Adolof Buol/AFP/Getty Images.
An eruption on 16 March injured 10 people, including a BBC News television crew, after magma exploded upon contact with snow. [97] [98] 3 Mount Ontake [99] Japan 2014 63 A phreatic eruption and pyroclastic flow occurred without warning, killing 63 people. Deadliest eruption in Japan since 1902, first volcano-related deaths in Japan since 1991. 2
The volcanic island of Anak Krakatau in Indonesia saw an eruption on 22 December 2018 which caused a deadly tsunami, with waves surging up to five meters in height. The tsunami killed at least 437 ...