Dome forming on Mount St Helens 2004-2008 video

Mt St Helen's baby volcano

3 volcanoes erupt near the same time

The absolute biggest geothermal electricity producer in the world is the US, with around 3,450 MW of capacity in 2015, largely centered in California (a typical nuclear power station produces around 1,000 MW). Next up are the Philippines and Indonesia, at 1,870 and 1,340 MW respectively. Mexico and New Zealand trail at a little over 1,000 MW each, and Iceland (665 MW) comes in seventh behind Italy (916 MW). 11/2016

Review and extra materials:

Earthquakes and Volcanoes

Geology quizizz

Pretty challenging Kahoot

Tic-tac-toe review sheet (with answers)

Plate tectonics

Earthquakes

Volcanoes