Animation and animated GIFS: Using GPS to Enhance the Earthquake Early Warning System | Overview (Español: Uso del GPS para Mejorar El Sistema de Alerta Temprana de Terremotos ShakeAlert)
Animation: ShakeAlert Gets a Boost with GPS Technology | What you need to know (Español: ShakeAlert recibe una mejora con tecnología GPS)
YouTube Video: How GPS found its way into earthquake early warning
Activity: Kinesthetic Modeling & Interpreting GPS Data Maps
Poster: Tectonic Motion Measured by GPS: Front PDF; Back PDF
Brochure: The Science of Geodesy (trifold): (High Resolution PDF)
