Слайд 2Volcano eruption – the situation when steam or lava escapes from a

volkano.
A volcano – is a mountain with a large hole at the top, through which hot rocks and ash sometimes rise into the air from inside the Earth and boiling lava roars down the mountain.
A volcano ruins buildings , and causes great troubles to the nature and everything living.
It's like shaking a bottle of a carbonated soda and then opening the lid.
Слайд 6Active Volcano
Europe
Active volcano Aetna
Active volcano Hvannadalshnukur

Слайд 7Active Volcano
Europe
Active volcano Hecla
Active volcano Vesuvius
