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Why Does the Earth’s Magnetic Field Keep Flipping?

The geographic north pole doesn’t always line up with the magnetic north pole, but what do scientists know about this flipping field?

Hosted by: Reid Reimers

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Sources:

http://www.geomag.bgs.ac.uk/education/earthmag.html
http://www.utdallas.edu/~pujana/oceans/mag.html
https://pubs.usgs.gov/gip/dynamic/stripes.html
http://deeptow.whoi.edu/gpts.html
https://www.classzone.com/books/earth_science/terc/content/investigations/es0802/es0802page04.cfm
https://www.theguardian.com/science/2003/apr/10/thisweekssciencequestions3
http://eqseis.geosc.psu.edu/~cammon/HTML/Classes/IntroQuakes/Notes/plate_tect01.html
https://books.google.com/books?id=naUIAQAAQBAJ&pg=PA20#v=onepage&q&f=false
http://www.nature.com/nature/journal/v199/n4897/abs/199947a0.html
http://science.sciencemag.org/content/288/5473/2007
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http://theconversation.com/a-giant-lava-lamp-inside-the-earth-might-be-flipping-the-planets-magnetic-field-77535
http://www.sciencemag.org/news/2016/02/hyperactive-magnetic-field-may-have-led-one-earth-s-major-extinctions
http://www.sciencefocus.com/news/could-geomagnetic-reversal-kill-us-all
http://palaeomagnetism.geologist-1011.net
https://www.nasa.gov/topics/earth/features/sun_darkness.html

Images:

https://en.wikipedia.org/wiki/File:Bridge_across_continents_iceland.jpg

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