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Ol Doinyo Lengai is an active volcano in northern Tanzania.It consists of a volcanic cone with two craters, the northern of which has erupted during historical time. Uniquely for volcanoes on Earth, it has erupted natrocarbonatite, [2] an unusually low temperature and highly fluid type o
Tephra is a generalized word for the various bits of debris launched out of a volcano during an eruption, regardless of their size. [4] Pyroclastic materials are generally categorized according to size: dust measures at <1/8 mm, ash is 1/8–2 mm, cinders are 2–64 mm, and bombs and blocks are both >64 mm. [5] Different hazards are associated with the different kinds of pyroclastic materials.
In a book review article for The Hindu Business Line, Sudhirendar Sharma writes; "[the book] makes absorbing reading on the unexpected, and acts as an alert on knowing how to protect lives, property, and economic stability. Much has been written in recent times on climatic events, but it is the well-reasoned and engaging explanation offered by ...
During her attempt, she has dealt with violent winds, electrical storms, hypothermia and sickness
Vog is made up of a mixture of gases and aerosols which makes it hard to study and potentially more dangerous than either on their own. [5] Vog, which originates from volcanic vents, differs from laze, created when lava enters the ocean. [6] Sulfur dioxide emissions from Halemaʻumaʻu creates vog. Volcanic plumes as seen from Space Shuttle ...
Mount Ruang spewed lava and and ash on April 17, seen from Sitaro, North Sulawesi. It also triggered lightning in the ash cloud -- a common phenomenon in powerful volcano eruptions.
Still, the volcano's long history of destructive explosions and the 24 million people who reside within 60 miles of its crater make Popocatépetl an acute threat. Authorities aren't taking any ...
Rinjani volcano on the island of Lombok rises to 3,726 metres (12,224 ft), second in height among Indonesian volcanoes only to Sumatra's Kerinci volcano. Rinjani has a steep-sided conical profile when viewed from the east, but the western side of the compound volcano is truncated by the 6 x 8.5 km, oval-shaped Segara Anak caldera.