In this episode, I explain how seismic waves are used to see the internal structure of the Earth including the crust, mantle, outer core, and inner core.You can also find GEO Podcast or all the major podcast capture platforms!(Go on...subscribe and do not miss the new episodes)Visit our GEOetc...

In this episode, I talk about the structure of a tectonic plate and introduce the terms crust, mantle, lithosphere, moho discontinuity, and asthenosphere.You can find the GEO podcast on iTunes right here.You can also find GEO Podcast or all the major podcast capture platforms!(Go on...subscribe...

In this episode, I talk about the three reasons why people and civilizations grew up around active volcanoes.   Why did people need to live close to the dangers of eruptions?  What was it that drove and kept them there? Visit our GEOetc Members Section - Over 100 teaching resources that are...