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Volcanoes (Formation (Magma reservoir, Crater, Lava, Layers of ash and…
Volcanoes
Formation
Magma reservoir
Crater
Lava
Layers of ash and lava
Vents
Secondary cone
Ireland
Giants causeway
Antrim plateau
Slemish mountain
Wicklow mountains
Types
Dormant
Extinct
Active
Examples
Iceland
Sea-floor spreading
Mid-Atlantic ridge
Surtsey
Pacific ring of fire
Human activities
Advantages
Geothermal
New land
Fertile soils
Tourism
Disadvantages
Farming land destroyed
Lahars
Death