13 Microbiology of Deep-Sea Hydrothermal Vents: Lessons for Mars Exploration
A large proportion of the Earth (70 %) is covered by seas and oceans. Oceanic waters below one kilometre depth constitute the deep-sea, which represents 75 % of the total volume of the oceans . However, even if it was estimated that these water masses might represent 62 % of the Earth’s biosphere, ocean bottoms were regarded as low animal density ecosystems until 1977.
KeywordsHydrothermal Vent Hydrogen Sulphide Black Smoker Tube Worm Elevated Hydrostatic Pressure
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