noun
- large masses of ice formed from compressed snow that move slowly over land
Examples
- The glaciers in Alaska are melting due to climate change.
- Mountain glaciers carved out these deep valleys thousands of years ago.
- Scientists study glaciers to understand past climate conditions.
- The retreat of glaciers has become a major environmental concern.
- Glaciers contain most of the world’s fresh water.
- Tourists visit national parks to see massive glaciers up close.