# None of these.

> No evidence yet: None of these.

Source: https://mysteriesdept.com/mysteries/younger-dryas-impact/answers/ANS0D51XF5A3KHP/none-of-these  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Questions](https://mysteriesdept.com/questions)[Younger Dryas impact hypothesis](https://mysteriesdept.com/mysteries/younger-dryas-impact)[Is the claimed boundary layer the same age at every site?](https://mysteriesdept.com/mysteries/younger-dryas-impact/questions/QST0D51X8JC0DHZ/is-the-claimed-boundary-layer-the-same-age-at-every-site)Answer

Answer · Younger Dryas impact hypothesis

# None of these.

None of these.

**No evidence yet** Answers **1** question0

## Where it stands

**No evidence yet** Its tests haven't settled it: no evidence yet.

## The questions it answers

[Is the claimed boundary layer the same age at every site?](https://mysteriesdept.com/mysteries/younger-dryas-impact/questions/QST0D51X8JC0DHZ/is-the-claimed-boundary-layer-the-same-age-at-every-site)

Part of [Did an extraterrestrial impact or airburst occur at the onset of the Younger Dryas, about 12,800 years ago?](https://mysteriesdept.com/mysteries/younger-dryas-impact/questions/QST0D51X8AJ1304/did-an-extraterrestrial-impact-or-airburst-occur-at-the)

Most likelyThe claimed layers are of different ages, or their ages are not known well enough to say

## Cite it

```
Mysteries Department. (2026). None of these. [Answer ANS0D51XF5A3KHP]. https://mysteriesdept.com/r/ANS0D51XF5A3KHP
```

Key

**ANS** 0D51XF5A3KHP

Kind

Answer · none

Version

1

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