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Natural environment
Related to any physical feature of the earth's natural environment.
17Categories 71833Terms
Add a new termContributors in Natural environment
Natural environment > Volcano 
tephrochronology
Natural environment; Volcano
The collection, preparation, petrographic description, and approximate dating of tephra.
seismologist
Natural environment; Volcano
Scientists who study earthquake waves and what they tell us about the inside of the Earth.
volcanic cone
Natural environment; Volcano
A mound of loose material that was ejected ballistically.
trachybasalt
Natural environment; Volcano
An extrusive rock intermediate in composition between trachyte and basalt.
Sub-categories
- Air (43)
- Atmosphere (59)
- Climate (1147)
- Climate change (10457)
- Coral reefs (23903)
- Deserts (738)
- Earthquake (7143)
- Flood (34)
- Forests (37)
- Grassland (35)
- Land mass (144)
- Landslide (66)
- Mountains (203)
- Plateau (39)
- Speleology (1857)
- Volcano (5852)
- Water (18527)