- volcanic ash cloud
- облако вулканического пепла
Англо-русский словарь по экологии. 2011.
Англо-русский словарь по экологии. 2011.
Volcanic ash — consists of small tephra, which are bits of pulverized rock and glass created by volcanic eruptions,United States Geological Survey. [http://volcanoes.usgs.gov/Hazards/What/Tephra/tephra.html Tephra: Volcanic Rock and Glass Fragments.] Retrieved… … Wikipedia
volcanic ash — USGS PHOTO GLOSSARY OF VOLCANIC TERMS Volcanic ash consists of rock, mineral, and volcanic glass fragments smaller than 2 mm (0.1 inch) in diameter, which is slightly larger than the size of a pinhead. Volcanic ash is not the same as the soft… … Glossary of volcanic terms
ash cloud — GLOSSARY OF VOLCANIC TERMS A cloud of ash produced during pyroclastic eruptions (Miller, 1989). These clouds can result from rapid rising of the hot, buoyant ash rich eruptive plume, or can be derived by elutriation at the top of a pyroclastic… … Glossary of volcanic terms
ash — noun 1 powder that is left after sth has burned ADJECTIVE ▪ glowing, hot, red hot, smouldering/smoldering ▪ the glowing ashes of the dying fire ▪ cold ▪ … Collocations dictionary
ash fall — /ˈæʃ fɔl/ (say ash fawl) noun 1. a rain of airborne volcanic ash falling from the cloud which follows an eruption. 2. a deposit of volcanic ash resulting from such a fall and found lying on the ground surface …
ash — [[t]æ̱ʃ[/t]] ashes 1) N UNCOUNT: also N in pl Ash is the grey or black powdery substance that is left after something is burnt. You can also refer to this substance as ashes. A cloud of volcanic ash is spreading across wide areas of the… … English dictionary
Volcanic Explosivity Index — The Volcanic Explosivity Index (VEI) was devised by Chris Newhall of the U.S. Geological Survey and Steve Self at the University of Hawaiokinai in 1982 to provide a relative measure of the explosiveness of volcanic eruptions. Volume of products,… … Wikipedia
Types of volcanic eruptions — In this article types of eruption will be used to refer to the mechanism causing the eruption. The style of eruption will be used to describe subcategories of eruption, which have the same eruptive mechanism. For example strombolian and vulcanian … Wikipedia
Geology of the Lassen volcanic area — The geology of the Lassen volcanic area presents a record of sedimentation and volcanic activity in the area in and around Lassen Volcanic National Park in Northern California, U.S.. The park is located in the southernmost part of the Cascade… … Wikipedia
Noctilucent cloud — Polar mesospheric cloud Noctilucent clouds over Kuresoo bog, Viljandimaa, Estonia Abbreviation NLC/PMC Altitude … Wikipedia
eruption cloud — ALASKA VOLCANO OBSERVATORY GLOSSARY Cloud of gas, ash, and other fragments that forms during an explosive volcanic eruption and travels long distances with the prevailing winds. USGS PHOTO GLOSSARY OF VOLCANIC TERMS A cloud of tephra and gases… … Glossary of volcanic terms