loading...| Preferred Name | permafrost | |
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| Definitions |
[Henderson's] n. a layer of permanently frozen soil, usually sub-surface, which occurs where temperatures are low enough, and which is a feature of the tundra in polar regions. It is generally covered in warmer months with a thin partially melted layer, which in the tundra supports a vegetation of mosses, lichens, grasses and small herbaceous plants. The permafrost layer may be up to hundreds of metres thick. |
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| ID |
http://vocabs.lter-europe.net/EnvThes/20919 |
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| broader | ||
| created |
2016-03-31 |
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| creator | ||
| definition |
[Henderson's] n. a layer of permanently frozen soil, usually sub-surface, which occurs where temperatures are low enough, and which is a feature of the tundra in polar regions. It is generally covered in warmer months with a thin partially melted layer, which in the tundra supports a vegetation of mosses, lichens, grasses and small herbaceous plants. The permafrost layer may be up to hundreds of metres thick. |
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| exactMatch |
http://purl.obolibrary.org/obo/ENVO_00000134 http://en.wikipedia.org/wiki/permafrost |
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| inScheme | ||
| modified |
2019-02-14 |
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| note |
[controlled by ] Heikki Hamalainen |
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| prefLabel |
permafrost |
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| scopeNote |
US LTER controlled vocabulary |