To say that the National Geophysical Data Center (NGDC) brings a wide range of scientific materials together in one location online would perhaps be a bit of an understatement. This site brings together over 300 digital...

The National Geophysical Data Center (NGDC), provides a series of data sets and slides related to natural disasters. These include: earthquake, tsunami, volcano and wildfire data sets. The web page also includes a link...

Educators in the geophysical sciences will find much to work with on this site created by the National Oceanic & Atmospheric Administration's National Geophysical Data Center. Utilizing data captured over time by their...

This website, authored and curated by David Stern, provides an outline of the motion of charged particles in the Earth's magnetic fields, and the Van Allen and outer radiation belts. It summarizes their discovery, their...

An animated Powerpoint presentation for seismic refraction geophysics used on a simple two-layer system (soil over rock). Compression wave measurements used to determine depth to horizontal bedrock surface.