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Relation: Thunderbird Glacier 1850 (2805940)
Version #5
adding `start_date=1915` to all nhd data that is included in glacier series that have 1850 outlines
Tags
| 1850 | yes |
|---|---|
| Area1850 | 1075097.51038 |
| Classifica | Little Ice Age max glacial extent |
| Glac_Name | Thunderbird Glacier |
| Known | 7307 |
| Notes_USGS | 1850 extent beyond base image digitized using image: wv01_20150912_262_R1C31_thndbrd_spln.tif. image has been georeferenced to base image |
| Ownership | Glacier National Park |
| Scale | 1:2000 |
| Source | wv01_20150912 ONA 4.73 |
| X_COORD | 277538.426014 |
| Y_COORD | 5424917.75933 |
| Year | 2015 |
| aspect | 146 |
| drainage | Olson |
| end_date | 1914 |
| end_date:edtf | [..1914] |
| end_date:source | arbitrary point in between 1850 and 1966 data sets and aligned with a survey of USGS that may provide more information |
| mod_confid | 0 |
| name | Thunderbird Glacier 1850 |
| natural | glacier |
| perimeter | 7307 |
| project | sotmus2024 |
| source | https://www.sciencebase.gov/catalog/item/5b194ca2e4b092d965237f4a |
| source:name | A comprehensive inventory of maximum glacial extent in Glacier National Park during the peak of the Little Ice Age |
| type | multipolygon |
| very_confi | 0 |
| wikidata | Q7799089 |
| wikipedia | en:Thunderbird Glacier |
Part of
1 relation
- Relation Thunderbird Glacier (2806652)
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