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Volcanoes
Positive effects of volcanoes
Term | Definition |
---|---|
creation of new land | lava reaches the surface due to constructive plate boundaries and create new land eg. Surtsey |
fertile soils | tephra from volcano falls on land making fertilizer |
tourism | blue lagoon spa in Iceland 600 000 visitors a year |
geothermal energy | cold water is pumped down the earths crust. Volcanic rock heat water. Steam and hot water is pumped back up. Generates 90% of homes in Iceland. |