The material ejected by volcanoes can destroy crops, disable engines, and has even paralyzed airspace kilometers from the eruption site. Eruption of the Calbuco volcano, Los Lagos Region, April 2015. Volcanic tephra is the fragmented material ejected by volcanoes during an eruption; from ash to pieces of pumice of various sizes. In Chile, where there are approximately 90 active volcanoes, it can become a geological hazard affecting both sides of…
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The material ejected by volcanoes can destroy crops, disable engines, and has even paralyzed airspace kilometers from the eruption site. Eruption of the Calbuco volcano, Los Lagos Region, April 2015. Volcanic tephra is the fragmented material ejected by volcanoes during an eruption; from ash to pieces of pumice of various sizes. In Chile, where there are approximately 90 active volcanoes, it can become a geological hazard affecting both sides of…