Kraaterijärveen

Kraaterijärveen is a Finnish term that translates to "crater lake" in English. It refers to a lake that has formed within a meteorite impact crater. These geological features are typically found in areas where a celestial body has struck the Earth's surface, excavating a depression that subsequently fills with water. The formation of a crater lake involves the impact event itself, followed by geological processes that may alter the crater's shape and size, and finally, the accumulation of water, often from precipitation or groundwater.

The size and depth of crater lakes can vary significantly depending on the original impactor's characteristics and the geological setting. Some crater lakes are relatively small and shallow, while others can be expansive and deep. The water in crater lakes can sometimes exhibit unique chemical properties due to the minerals released from the impact event or the surrounding bedrock. These lakes are of interest to geologists and scientists for studying impact events, Earth's history, and aquatic ecosystems that may adapt to specific conditions. Notable examples of crater lakes exist worldwide, serving as valuable natural laboratories and often possessing scenic beauty.