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Blue Hole
Caption:
Filtered sunlight gives off a blue aura inside a fumarole (an ice tube formed around a volcanic steam vent) atop Mt. Erebus in Antarctica, the Earth’s southernmost active volcano. The United States maintains three research stations on Antarctica. The National Science Foundation operates them all.
(Preview Only)
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| Credit: |
NSF/USAP photo by Aaron Spitzer/RPSC (1990) |
| Decade of Image: |
1990 - 1999 |
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Categories:
POLAR SCIENCE / Antarctic
Formats Available:
Restrictions:
No additional restrictions--beyond NSF's general restrictions--have been placed on this image. For a list of general restrictions that apply to this and all images in the NSF Image Library, see the section "Conditions".
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