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Effects of Volcanic Eruptions
pages.uoregon.educan spread for thousands of miles. Volcanic ash is the most widespread hazard from volcanic eruptions because of the large areas it can affect. o Ashfall (Airfall includes pumice): Ashfall is the ash that falls from the eruption cloud of a volcano, creating layers of ash on the surface of the Earth. o Ash Flow: see pyroclastic flow (below).
GEOGRAPHY (8 53) - cisce.org
cisce.org46 MAN-ENVIRONMENT INTERACTION 8. Natural hazards, their causes and management (i) Hazards of volcanic eruptions and earthquakes. Major volcanic areas and their problems;