The United States Geological Survey's website for the Cascades Volcano Observatory (CVO) has a host of graphics and maps for the professional volcano researcher or the amateur volcanologist. The maps and graphics are...

Reaching out to a volcano can be a precarious enterprise. Reaching out to teach young people about volcanoes and related geological matters is less precarious, particularly after discovering this site. Created by staff...

This interactive resource adapted from the National Park Service explains the difference between explosive or effusive (lava pours from a vent onto the ground) volcanic eruptions, and describes the hazards associated...

Most people will never see the eruption of an active volcano. Even so, evidence of these dramatic displays can be found all over the world. In fact, more can be learned about some aspects of volcanic activity by...

Volcanoes provide spectacular evidence that we are living on a dynamic planet, where land can be created or destroyed without regard to human structures or civilizations. This interactive resource adapted from the...