TERMIUM Plus®

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HADAL ZONE [1 record]

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Record 1 2012-10-29

English

Subject field(s)
  • Hydrology and Hydrography
DEF

The ecological zone in the deep-ocean trenches, from depths greater than 20,000 feet (6,000 m) to the bottom of the trench ...

OBS

There is no light in this zone and pressure is over 600 times greater than atmospheric pressure.

French

Domaine(s)
  • Hydrologie et hydrographie
CONT

La région profonde se divise en un escarpement continental dégradant (zone bathyale), en une vaste étendue des plaines abyssales (zone abyssale), dont la profondeur moyenne se situe autour des 4 000 m et où se dressent les reliefs et les dorsales océaniques et, dans certains points, en une zone sous-jacente encore plus profonde (zone hadale) qui constitue le fond des fosses océaniques.

Spanish

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