Sinkholes-Buried Alive
- Episode aired Jan 28, 2015
- TV-G
- 54m
Sinkholes are examined. The collapses can be gradual or sudden; and occur when carbon dioxide in the air dissolves in rainwater and forms an acid that weakens limestone and other water-solub... Read allSinkholes are examined. The collapses can be gradual or sudden; and occur when carbon dioxide in the air dissolves in rainwater and forms an acid that weakens limestone and other water-soluble rocks beneath the soil.Sinkholes are examined. The collapses can be gradual or sudden; and occur when carbon dioxide in the air dissolves in rainwater and forms an acid that weakens limestone and other water-soluble rocks beneath the soil.