noun
- Plural of palsa; mound-shaped landforms found in subarctic regions, consisting of peat and ice that rise above the surrounding terrain.
Usage: geography; geology; technical term
Examples
- The palsas in northern Scandinavia are gradually thawing due to climate change.
- Scientists study palsas to understand permafrost dynamics in subarctic ecosystems.
- The landscape was dotted with numerous palsas, creating an uneven terrain.
- Palsas typically range from a few meters to over 100 meters in diameter.