Volcanoes are grouped into four types: cinder cones, composite volcanoes, shield volcanoes and lava volcanoes. Cinder cones are circular or oval cones made up of small fragments of lava from a single ...

Dramatic photographs, pop-ups, and flaps join with informative charts and sidebars to explore volcanic eruptions. Readers learn about different types of volcanoes, their features, and what causes them ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. Volcanoes are a key part of the Earth system, and open a window into the inner ...

Some volcanoes, such as the Cascade volcanoes up in Washington and Oregon, are of the type called a stratovolcano. These steep volcanoes sometimes erupt explosively and other times have calmer lava ...