作者：Euna Alexander 1 年以前
121
VOLCANIC HAZARDS
Volcanic activity presents various hazards, each with unique characteristics and impacts. Pyroclastic flows, composed of ash, rock, and gas, can reach temperatures of 400°C and travel at speeds of up to 1000 km/
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VOLCANIC HAZARDS LAHARS can reach 60-70 c It has tecture of concreate Are volcanic mud flows pyroclastic flows It's very hot and can crush buildings Can run down volcanoes at
speeds of 1000km/hr can reach 400 c It's made of ash, rock and gas Ash colums fall Floods Will only be made in snowy
terrains since floods are
made because of the
snow/ice melting LAVA lava can also make floods lava can bury entire villages Other types of lava are pahoihoi and 'A'a A type of lava called basalt can reach
speeds of 10km/hr Can reach tempretures of 2000 c Ash of there's too much it
it can block sunlight Can causes problems with farming Tephra causes clogs in egines Toxic gases types of eruption plinian Pelean Vulcanian Stromblolian Hawaiin Icelanic
