Underground helium travels to the Earth’s surface via aquifers, new study says
| Uploaded by | Argonne National Laboratory |
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| License | CC BY-NC-SA 2.0 |
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| Date taken | 2012-11-16 09:17:05 |
| Date uploaded | 2014-12-05 |
| Tags | geology, krypton81, krypton81dating, hydrology, aquifers, water, helium, physics |
| Visibility | public |