AIM: How does a Volcanoes eruption affect people, land and animals that live near it? Do Now: How many natural disasters can you name? HW: Article due.

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Presentation transcript:

AIM: How does a Volcanoes eruption affect people, land and animals that live near it? Do Now: How many natural disasters can you name? HW: Article due Wednesday

Volcanoes are responsible for: producing most of the water on Earth. modifying the Earth’s atmosphere. creating new land

VOLCANISM Produces fertile agricultural land. Provides a source of geothermal energy in Iceland and California. Presents significant natural hazard.

VOLCANOES AND VOLCANISM The Nature and Status of Volcanoes EXTINCT - has not erupted in very long time, generally > 10,000 years. Shiprock, New Mexico

VOLCANOES AND VOLCANISM The Nature and Status of Volcanoes DORMANT - has not erupted in past years, but has potential to erupt. Mt. Baker, WA Chiliques volcano in Chile.

VOLCANOES AND VOLCANISM The Nature and Status of Volcanoes ACTIVE - currently erupting volcano or one that has erupted recently. Kilauea, HI Mt. Lassen, CA

VOLCANOES AND VOLCANISM Mt. St. Helens, WA 17 May 1980

VOLCANOES AND VOLCANISM Mt. St. Helens, WA 18 May 1980

VOLCANOES AND VOLCANISM Mt. St. Helens, WA 19 May 1982

Mount St Helens