Abstract
One can determine geomagnetic paleointensities from natural remanent magnetizations (NRM) and by inverting
production rates of cosmogenic isotopes such as 10 Be and 14 C. Recently, two independently derived 200-kyr stacks [Y.
Guyodo, J.-P. Valet, Relative variations in geomagnetic intensity from sedimentary records: the past 200,000 years, Earth
Planet. Sci. Lett. 143 (1996)
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