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Kōrero: Volcanoes

Ngā whakaahua, ngā rauemi katoa

Mai i te whārangi 1 - What is a volcano?

Volcano types

1954 Ngāuruhoe eruption

1954 Ngāuruhoe eruption

Types of magma

Extinct volcanoes, Banks Peninsula

Extinct volcanoes, Banks Peninsula (1 o 2)

Tokatoka

Tokatoka (2 o 2)

Ash plume, Mt Ruapehu 1996

Ash plume, Mt Ruapehu 1996 (1 o 2)

Volcanic ash

Volcanic ash (2 o 2)

Explosive eruption, Mt Ruapehu

Explosive eruption, Mt Ruapehu

Mai i te whārangi 2 - Pacific Ring of Fire

The Pacific Ring of Fire

The Pacific Ring of Fire (1 o 2)

The Andesite Line

The Andesite Line (2 o 2)

Subduction under the North Island

Subduction under the North Island

Submarine volcanoes, Kermadec Ridge

Submarine volcanoes, Kermadec Ridge

Mayor Island

Obsidian knife

Mai i te whārangi 3 - Cone volcanoes and volcanic fields

Mt Ngāuruhoe erupting, 1974

Mt Ngāuruhoe erupting, 1974 (1 o 2)

Mt Ngāuruhoe erupting, 1975

Mt Ngāuruhoe erupting, 1975 (2 o 2)

Mt Ngāuruhoe, 1993

Mt Ngāuruhoe, 1993

Onshore and offshore volcanoes

Onshore and offshore volcanoes

Taranaki ring plain

Taranaki ring plain

Early map of Auckland

Early map of Auckland (1 o 2)

Mt Eden

Mt Eden (2 o 2)

Roadside Stories: Volcano traditions

Roadside Stories: Volcano traditions

Mai i te whārangi 4 - Caldera volcanoes and the Taupō Volcanic Zone

Raoul Island caldera

Raoul Island caldera

Lake Rotorua

Volcanic landscape

Volcanic landscape

Mt Tarawera

Tephras from Mt Tarawera

Tephras from Mt Tarawera

Mai i te whārangi 5 - The Taupō volcano

Lake Taupō

Ōruanui ash

Ōruanui ash (1 o 2)

Ash layer, Chatham Islands

Ash layer, Chatham Islands (2 o 2)

Taupō eruptions

Taupō eruptions

Charred logs in Taupō ignimbrite

Charred logs in Taupō ignimbrite

Roadside Stories: Volcanic Lake Taupō

Roadside Stories: Volcanic Lake Taupō

Mai i te whārangi 6 - The Kermadec Ridge: submarine volcanoes

Underwater vents

Underwater vents

Haungaroa undersea volcano

Haungaroa undersea volcano

Pillow lavas

Macauley caldera

Macauley caldera (1 o 3)

Macauley Island

Macauley Island (2 o 3)

Lava Cascade, Macauley Island

Lava Cascade, Macauley Island (3 o 3)

Raoul Island map, 1855

Raoul Island map, 1855

Healy volcano

Mai i te whārangi 7 - Tephra layers – a record of past eruptions

Layers of volcanic ash

Layers of volcanic ash

Ruapehu eruption, July 1996

Ruapehu eruption, July 1996

Alan Pullar and Colin Vucetich, pioneers in tephrostratigraphy

Alan Pullar and Colin Vucetich, pioneers in tephrostratigraphy

Named tephra beds

Named tephra beds

Minerals from Mayor Island

Minerals from Mayor Island

Volcanic ash in lakes

Volcanic ash in lakes

Mai i te whārangi 8 - Monitoring active volcanoes

Lahar warning

Gas sampling

Hazardous volcanoes

Hazardous volcanoes

Volcanic avalanche mounds

Volcanic avalanche mounds

Tarawera and Edgecumbe (Pūtauaki)

Tarawera and Edgecumbe (Pūtauaki)

Monitoring earthquakes

Monitoring earthquakes

Whakaari (White Island) ash cloud, 2019

Whakaari (White Island) ash cloud, 2019

Me pēnei te tohu i te whārangi:

Richard Smith, David J. Lowe and Ian Wright, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/volcanoes/media (accessed 29 September 2023)

He kōrero nā Richard Smith, David J. Lowe and Ian Wright, i tāngia i te 12 Jun 2006