‘People wonder if it’s an exploding tree’: Sub-zero temperatures bring frost quakes to the US
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Euronews.com
6 napja
Meteorologists explain that frost quakes, or cryoseisms, occur when water in the soil rapidly freezes, causing loud noises and vibrations. Evan Webb from the National Weather Service in Louisville, Kentucky, notes that these events are rare and mostly harmless, although they can be startling. Teljes cikk (Euronews.com)