All Categories (1-3 of 3)

1. Brief Video Communications: Keweenaw Geoheritage

   11 Apr 2016 | Contributor(s):: William I Rose, Erika Vye

   Erika Vye and I have fashioned outreach videos aimed at a broad public to educate about local geology in Michigan's Keweenaw Peninsula, where metal mining began thousands of years ago by First Nation immigrants who walked to America from Asia and found copper veins projecting from uncovered...

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   John J Lyons

   https://theghub.org/members/1869

3. Plates vs. Plumes Debate

   07 Oct 2011 | Contributor(s):: Gillian Rose Foulger

   Early in the 21st century, scientists became increasingly skeptical about the deep-mantle plume hypothesis. This postulates that unusual volcanism results from thermal diapirs ("plumes") that originate at the core-mantle boundary and deliver hot material via narrow conduits to Earth's surface....