volcanism in iceland

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Volcanism Volcanism in Iceland in Iceland Local, Global and Economic Local, Global and Economic Effects Effects

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Page 1: Volcanism In Iceland

Volcanism Volcanism in Icelandin Iceland

Local, Global and Economic EffectsLocal, Global and Economic Effects

Page 2: Volcanism In Iceland

Why is Iceland Why is Iceland Volcanically Active?Volcanically Active?

Page 3: Volcanism In Iceland

Built on Mid-atlantic Ridge (spreading zone) 20 million years ago, spreading can be observed on land

Page 4: Volcanism In Iceland

Built on Mid-atlantic Ridge (spreading zone) 20 million years ago, spreading can be observed on land

Since 834 A.D. 18 of the 130 volcanoes have erupted, constituting 30% of global lava flow in the same time period

Page 5: Volcanism In Iceland

Built on Mid-atlantic Ridge (spreading zone) 20 million years ago, spreading can be observed on land

Since 834 A.D. 18 of the 130 volcanoes have erupted, constituting 30% of global lava flow in the same time period

Volcanists travel to Iceland to witness Geological effects

Page 6: Volcanism In Iceland

Local & Global Effects of Local & Global Effects of Iceland’s VolcanoesIceland’s Volcanoes

Page 7: Volcanism In Iceland

Laki Eruption, June 8, 1783

122 megatons of sulfur dioxide into the atmosphere

Page 8: Volcanism In Iceland

Laki Eruption, June 8, 1783

Acidic rain resulted in acidic soil, killing and preventing plants from growing

Page 9: Volcanism In Iceland

Laki Eruption, June 8, 1783

pH of the aerosol may have been less than 2.0

Page 10: Volcanism In Iceland

Energy From the EarthEnergy From the Earth

Page 11: Volcanism In Iceland

Geothermal energy has been used since prehistoric times.

Page 12: Volcanism In Iceland

Geothermal energy comes from radioactive decay of minerals..

Page 13: Volcanism In Iceland

Geothermal energy is released through volcanoes, fumaroles, hot

spring, and geysers

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Uses of Geothermal Energy in Iceland

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Iceland’s Volcanic Iceland’s Volcanic EconomyEconomy

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Economy in Iceland Relies on Earth for Resources

Page 17: Volcanism In Iceland

Economy in Iceland Relies on Earth for Resources

Geothermal Energy

Page 18: Volcanism In Iceland

Economy in Iceland Relies on Earth for Resources

Oil & Natural Gas

Page 19: Volcanism In Iceland

Economy in Iceland Relies on Earth for Resources

Municipal Pools

Page 20: Volcanism In Iceland

Volcanism Volcanism in Icelandin Iceland