Geological Phenomena and Events
By Andrew Alden, About.com Guide to Geology
When something is happening, here's where to find out more.
Current Earthquakes, Eruptions and Tsunamis
Here's fast access to the freshest information on these geologic hazards.
About Earthquakes
Background and detail on earthquakes and how to prepare for them.
- Earthquakes in a Nutshell
- About Aftershocks
- Liquefaction
- About Earthquake Faults
- About Earthquake Magnitude (Richter)
- About Earthquake Intensity (Mercalli)
- Earthquake Hazard Maps of the World
- Historic Earthquakes
- Earthquake Preparedness
- Earthquake Prediction
- Forensic Seismology
- Infrasonics
About Volcanoes
Background and detail on volcanoes and the processes that make them.
About Tsunamis
Tsunamis are sea waves created by various events, from earthquakes to landslides to cosmic impacts.
- Introducing Tsunamis
- Six-Point Tsunami Intensity Scale
- 12-Point Tsunami Scale of 2001
- Deadliest Tsunamis in 4 Oceans
Other Geologic Hazards
There are plenty of other newsworthy threats besides the Big Three.
Climate Change
Global warming is the political problem; climate change is the scientific problem.
- Global Warming in a Nutshell
- Geoengineering and Climateering
- Parameters in Climate Modeling
- Deeper Resources on Climate Change
Geology in the News
Whatever the topic is, here is help finding more about it.
