Tectonic plates
Large portions of the earths crust that have been broken up at plate margins.
Magma
Molten rock found beneath the earths surface.
Lava
Molten rock found on the earths surface.
Subduction
When one tectonic plate sinks beneath another.
Primary affects
Impacts that are a direct result of a hazard.
Secondary affect
Impacts that may occur after the hazard, often caused by the effects
Immediate response
Actions set to reduce the effects of a hazard - minutes or hours after
Long term response
Actions taken to reduce the effect of a hazard - days or months after