# Foundation Ice Stream

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> Source: https://en.wikipedia.org/wiki/Foundation_Ice_Stream
> Source revision: 1338963575
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

{{Short description|Major ice stream in Antarctica}}
{{Infobox glacier
| child         = 
| name          = Foundation Ice Stream
| other_name    = 
| image         = 
| image_alt     = 
| caption       = 
| map           = Antarctica
| map_size      = 
| map_alt       = 
| map_caption   = Location of Foundation Ice Stream in [Antarctica](/source/Antarctica)
| mark          = Blue_pog.svg
| type          = 
| location      = [Queen Elizabeth Land](/source/Queen_Elizabeth_Land)
| coordinates   = {{coord|83|15|S|60|00|W|region:AQ|name=Foundation Ice Stream|display=it}}
| coordinates_ref = 
| area          = 
| length        = {{convert|150|nmi}}
| width         = 
| thickness     = unknown
| elevation_max = 
| elevation_min = 
| terminus      = [Filchner-Ronne Ice Shelf](/source/Filchner-Ronne_Ice_Shelf)
| status        = unknown
| embedded      = 
}}

'''Foundation Ice Stream''' ({{coord|83|15|S|60|00|W|region:AQ|name=Foundation Ice Stream}}) is a major [ice stream](/source/ice_stream) in the [Pensacola Mountains](/source/Pensacola_Mountains) of Antarctica. 
The ice stream drains northward for {{convert|150|nmi}} along the west side of the [Patuxent Range](/source/Patuxent_Range) and the [Neptune Range](/source/Neptune_Range) to enter the [Ronne Ice Shelf](/source/Ronne_Ice_Shelf) westward of [Dufek Massif](/source/Dufek_Massif).{{sfn|Alberts|1995|p=254}}

{{TOC limit|2}}
==Exploration and name==
The [United States Geological Survey](/source/United_States_Geological_Survey) (USGS) mapped the stream from surveys and [United States Navy](/source/United_States_Navy) air photos, 1956–66. 
The United States [Advisory Committee on Antarctic Names](/source/Advisory_Committee_on_Antarctic_Names) (US-ACAN) named the stream in recognition of the [National Science Foundation](/source/National_Science_Foundation), which provided major support to the [U.S. Antarctic Research Program](/source/U.S._Antarctic_Research_Program) during this period.{{sfn|Alberts|1995|p=254}}

==Course==
<gallery mode=packed heights=160px>
File:Thomas Hills USGS.jpg|Head of the ice stream
File:C83060s1 Ant.Map Blackburn Nunatak.jpg|west of mid-section
File:C83052s5 Schmidt Hills.jpg|east of mid-section
File:C82052s5 Ant.Map Cordiner Peaks.jpg|Mouth of the ice stream
</gallery>
The Foundation Ice Stream originates to the west of the Patuxent Range.
It flows northwest past the [Rambo Nunataks](/source/Rambo_Nunataks) to the north and [Thomas Hills](/source/Thomas_Hills) to the south, where it is joined from the right (south) by the MacNamara Glacier.
Further down the Academy Glacier joins it from the right.{{sfn|Thomas Hills USGS}}
The ice stream continues north-northwest past the [Williams Hills](/source/Williams_Hills) of the [Neptune Range](/source/Neptune_Range).
It is joined from the east by the Childs Glacier before passing [Schmidt Hills](/source/Schmidt_Hills) to its east.{{sfn|Blackburn Nunatak USGS}}{{sfn|Schmidt Hills USGS}}
The mouth of the ice stream meets the [Ronne Ice Shelf](/source/Ronne_Ice_Shelf).{{sfn|Cordiner Peaks USGS}}

==Tributaries==
{{geogroup}}
===Patuxent Ice Stream===
{{coord|85|15|S|67|45|W}}. 
A broad ice stream between [Patuxent Range](/source/Patuxent_Range) and [Pecora Escarpment](/source/Pecora_Escarpment) in the Pensacola Mountains, draining northwestward to the upper part of Foundation Ice Stream. 
Named by US-ACAN for its proximity to the Patuxent Range.{{sfn|Alberts|1995|p=560}}

===MacNamara Glacier===
{{coord|84|20|S|63|40|W}}. 
A glacier in the Patuxent Range, Pensacola Mountains, draining northeastward between the Thomas and Anderson Hills to Foundation Ice Stream. 
Named by US-ACAN for Edlen E. MacNamara, USARP exchange scientist at Molodezhnaya Station winter 1967.{{sfn|Alberts|1995|p=454}}

===Academy Glacier===
{{coord|84|15|S|61|00|W}}. 
A major glacier in the Pensacola Mountains, draining northwestward between the Patuxent and Neptune Ranges to enter Foundation Ice Stream. 
Named by US-ACAN for the National Academy of Sciences which has played an important role in the planning of the United States program for Antarctica.{{sfn|Alberts|1995|p=2}}

===Childs Glacier===
{{coord|83|24|S|58|40|W}}. 
A glacier in the Neptune Range, Pensacola Mountains, draining westward from [Roderick Valley](/source/Roderick_Valley) to enter Foundation Ice Stream.
Named by US-ACAN for John H. Childs, builder at Ellsworth Station, winter 1958.{{sfn|Alberts|1995|p=133}}

==References==
{{reflist|25em}}

==Sources==
{{refbegin}}
*{{citation|url=https://pubs.usgs.gov/fedgov/70039167/report.pdf |accessdate=2023-12-03  |edition=2
 |editor-last=Alberts |title=Geographic Names of the Antarctic |editor-first=Fred G.
 |publisher=United States Board on Geographic Names |year=1995}}  {{Include-USGov |agency=United States Board on Geographic Names}}
*{{citation |url=https://commons.wikimedia.org/wiki/File:C83060s1_Ant.Map_Blackburn_Nunatak.jpg |accessdate=2024-03-18
 |title=Blackburn Nunatak |publisher=USGS: United States Geological Survey |ref={{harvid|Blackburn Nunatak USGS}} }}
*{{citation |url=https://commons.wikimedia.org/wiki/File:C82052s5_Ant.Map_Cordiner_Peaks.jpg |accessdate=2024-03-18
 |title=Cordiner Peaks |publisher=USGS: United States Geological Survey |ref={{harvid|Cordiner Peaks USGS}} }}
*{{citation |url=https://commons.wikimedia.org/wiki/File:C83052s5_Schmidt_Hills.jpg |accessdate=2024-03-18
 |title=Schmidt Hills |publisher=USGS: United States Geological Survey |ref={{harvid|Schmidt Hills USGS}} }}
*{{citation |url=https://commons.wikimedia.org/wiki/File:Thomas_Hills_USGS.jpg |accessdate=2024-03-18
 |title=Thomas Hills |publisher=USGS: United States Geological Survey |ref={{harvid|Thomas Hills USGS}} }}
{{refend}}
*{{Include-USGov |agency=United States Geological Survey}}

{{Portal bar|Geography}}
{{Glaciers in the Antarctic}}

Category:Ice streams of Queen Elizabeth Land
Category:Filchner-Ronne Ice Shelf

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Adapted from the Wikipedia article [Foundation Ice Stream](https://en.wikipedia.org/wiki/Foundation_Ice_Stream) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Foundation_Ice_Stream?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.
