Topics relating to volcanic activity, ash and planetary volcanoes
A 1947 image of The Paricutin volcano erupting- Image by U.S. Geological Survey
- Planetary volcanoes - volcanoes located on planets other than Earth
- Volcanic activity - the characteristics of a volcano which precipitate or accompany a volcanic eruption
- Volcanic ash - bits of pulverized rock and glass created by volcanic eruptions
This category has the following 3 subcategories, out of 3 total.