noun
- plural of tundra; vast, flat, treeless Arctic regions where the subsoil is permanently frozen
Examples
- The Arctic tundras are home to caribou and polar bears.
- Climate change is affecting the permafrost in northern tundras.
- Scientists study the unique ecosystems of Siberian tundras.
- Migratory birds nest in the tundras during summer months.
- The tundras of Alaska stretch for hundreds of miles.
- Moss and lichens are the primary vegetation in most tundras.