Related terms:
polar wander
van stone
slab pull
invisible landscape
spreading ridges
transform fault
galactic alignment
plate motion
convection currents
thickens
sea floor spreading
continental margins
continental lithosphere
being subducted
oceanic trench
tectonic activity
convergent boundary
divergent boundary
seismologists
mantle convection
subduction zones
start date
geodynamics
ocean basins
mesoamerican long count calendar
long count calendar
alfred wegener
plate boundaries
tortuguero
coe's
Wikipedia sources:
Plate tectonics
2012 phenomenon
Context for words:
geomagnetic
reversal
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