|
|
|
|
|
|
|
|
|
Результаты поиска термина [thermokarst]
|
thermokarst | - Термокарст
- Karst-like topographic features produced in a permafrost region by local melting of ground ice and subsequent settling of the ground. gg
| |
thermokarst |
| |
thermokarst |
| |
thermokarst depression | A hollow in the ground resulting from subsidence following the local melting of ground ice in a permafrost region. gg | |
thermokarst drainage pattern | Drainage patterns that form polygonal and hexagonal shapes with streams that may connect rounded depressions, exhibiting a beaded appearance; developed in poorly drained, finegrained sediments and in organic materials in regions of permafrost. freezing causes many cracks to develop; thawing causes slumping, settlement, and depressions. this type of drainage pattern with its associated hexagons and beaded ponds indicates the existence or previous presence of permafrost conditions. sw, wa | |
thermokarst lake | Lake or pond produced in a permafrost region by melting of ground ice. hp |
|
|
|
|
|
|
