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 | Explains the nature and discovery of hydrothermal vents, the animals that live there, and current studies about these underwater environments. |
 | Explains the nature and discovery of hydrothermal vents, the animals that live there, and current studies about these underwater environments. |
 | Describes the discovery and investigation of openings in the ocean floor where heated water escapes and examines the new life forms and other phenomena that have been found there. |
 | Discusses the formation and discovery of hydrothermal vents and the unusual animals and plants that can be found near them. |
 | Discusses the formation and discovery of hydrothermal vents and the unusual animals and plants that can be found near them. |
 | Discusses the formation and discovery of hydrothermal vents and the unusual animals and plants that can be found near them. |
| Explores the geology of hydrothermal vents, the life around them, and their value as a future resource. |
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