Episode 34 - "The Earth isn’t a big bar magnet"
Join us to talk about the Earth’s magnetic field. It protects us and has complication on more levels than you think. It produces the aurora and helps us date rocks and structures! Magnetic Field...
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Show Notes
Join us to talk about the Earth’s magnetic field. It protects us and has complication on more levels than you think. It produces the aurora and helps us date rocks and structures!
Magnetic Field History
Geodynamo
- Dynamo theory
- Inner core
- Outer core
- Magnetohydrodynamics
- Geocentric Axial Dipole Hypothesis (GAD)
- Glatzmaier-Roberts geodynamo model notes
- The Core (movie)
- Geomagnetic pole
The Magnetic Field
- Magnetic inclination
- Magnetic declination
- Been around about 3 billion years
- Reverses from time to time (some details)
- Secular variation
- Archaeomagnetic dating
- USGS Geomagnetism Program
- Find your magnetic field at the NGDC
- Aurora
- Tesla (unit)
- Ionospheric dynamo
- Radio propagation
- National High Magnetic Fields Laboratory
Magnetic Field Sensors
Fun Paper Friday
Studying rockfalls with seismometers and infrasound could save lives and turns out to be both challenging and interesting!
Contact us:
Show - www.dontpanicgeocast.com - @dontpanicgeo - [email protected]
John Leeman - www.johnrleeman.com - @geo_leeman
Shannon Dulin - @ShannonDulin