volcanoes

Introduces the origins, causes, and destructive effects of volcanoes.

Simple text and photographs introduce volcanoes and their features.

An introduction to volcanoes and how they work, describing their formation, destructive forces, and benefits.

Explains how volcanoes form and what effects they have on the environment.

Text and photographs examine several aspects of these natural wonders including their lava flows, rocks, springs and geysers, and geothermal energy.

Text and pictures present information about the formation and growth of volcanoes and their eruptions.

Discusses what causes volcanoes, where they are likely to occur, and how scientists study them.

When the magic dogs who live on the volcanoes of El Salvador and protect the villagers from harm are pursued by wicked lead soldiers, they are aided by two ancient volcanoes.

Discusses how and where volcanoes and earthquakes occur and other aspects of these disturbances in the earth.

Discusses the nature and origin of volcanoes, their production of lava and ash, and their occurrence under water and in space, and describes some famous eruptions.