Nuclear testing provides a chemostratigraphic marker for the onset of the Anthropocene.
the verdict
SUPPORTED
the evidence backs this
confidence 83/100
Nuclear testing fallout, including isotopes such as plutonium, radiocarbon, and americium, serves as a prominent and widely supported chemostratigraphic marker for defining the onset of the Anthropocene.
Evidence for · 3
The varved succession of Crawford Lake, Milton, Ontario, Canada as a candidate Global boundary Stratotype Section and Point for the Anthropocene series.
2023 · cited by 19
Crawford Lake research highlights Pu-239+240 and bomb-pulse C-14 as primary stratigraphic markers for the Anthropocene epoch base.
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More for · 2
Global Peak in Atmospheric Radiocarbon Provides a Potential Definition for the Onset of the Anthropocene Epoch in 1965.
2018 · cited by 6
Tree-ring records demonstrate that the atmospheric radiocarbon bomb peak from thermonuclear tests provides a precise global marker for the onset of the Anthropocene.
Americium-241 in peat bogs as a global marker of the beginning of the Anthropocene: examples from Europe and North America.
2024 · cited by 1
The presence of Am-241 derived from nuclear fallout in peat cores supports its reliability as a global stratigraphic marker for the beginning of the Anthropocene.