Central
Washington University - measurements of tectonic plate motion using GPS in
the Pacific Northwest. Includes information about PANGA, the Pacific Northwest
Geodetic Array collaborative project.
PALEOMAP
Project - view the Earth in paleogeographic maps as it has changed through
time as a result of plate tectonics and continental drift.
Plate
Tectonics - lesson covering the chemical and physical layers of the Earth,
historical development of the theory, and descriptions of the location and
types of plate boundaries.