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  2. Hadal zone - Wikipedia

    en.wikipedia.org/wiki/Hadal_zone

    The hadal zone, also known as the hadopelagic zone, is the deepest region of the ocean, lying within oceanic trenches.The hadal zone ranges from around 6 to 11 km (3.7 to 6.8 mi; 20,000 to 36,000 ft) below sea level, and exists in long, narrow, topographic V-shaped depressions.

  3. Abyssal zone - Wikipedia

    en.wikipedia.org/wiki/Abyssal_zone

    The abyssal zone or abyssopelagic zone is a layer of the pelagic zone of the ocean. The word abyss comes from the Greek word ἄβυσσος (ábussos), meaning "bottomless". [1] At depths of 4,000–6,000 m (13,000–20,000 ft), [2] this zone remains in perpetual darkness. [3] [4] It covers 83% of the total area of the ocean and 60% of Earth's ...

  4. Rule of threes (survival) - Wikipedia

    en.wikipedia.org/wiki/Rule_of_threes_(survival)

    Training in use of a liferaft – the rule will apply when exposed at sea. In survival, the rule of threes involves the priorities in order to survive. [1] [2] [3] The rule, depending on the place where one lives, may allow people to effectively prepare for emergencies [4] and determine decision-making in case of injury or danger posed by the environment.

  5. How to Survive - Wikipedia

    en.wikipedia.org/wiki/How_to_Survive

    How To Survive - Third Person Standalone was announced on June 4, 2015. It is an expansion pack in which players play the game in a third-person perspective, as opposed to the top-down perspective of the original How to Survive. [22] A sequel, How to Survive 2, was announced on August 28, 2015. It features enhanced graphics and an expanded home ...

  6. The SAS Survival Handbook - Wikipedia

    en.wikipedia.org/wiki/The_SAS_Survival_Handbook

    Climate & Terrain: How to survive in all manner of different environments from polar regions to arid regions. Food: How to track and kill animals and prepare them to eat. Camp Craft: How to set up campsites and tie knots and make fires correctly and quickly. Reading the Signs: The details of navigation by stars and by the sun.

  7. Anything to Survive - Wikipedia

    en.wikipedia.org/wiki/Anything_to_Survive

    Anything to Survive is a made-for-television film, although the film did have some half-price screenings at limited cinemas in the United Kingdom, including one at London IMAX. The film was nominated for a Gemini Award in 1990 for Best Performance by a Supporting Actress (Ocean Hellman).

  8. Deep-sea community - Wikipedia

    en.wikipedia.org/wiki/Deep-sea_community

    Pelagic zones. The ocean can be conceptualized as being divided into various zones, depending on depth, and presence or absence of sunlight.Nearly all life forms in the ocean depend on the photosynthetic activities of phytoplankton and other marine plants to convert carbon dioxide into organic carbon, which is the basic building block of organic matter.

  9. Marine habitat - Wikipedia

    en.wikipedia.org/wiki/Marine_habitat

    Worldwide, continental shelves occupy a total area of about 24 million km 2 (9 million sq mi), 8% of the ocean's total area and nearly 5% of the world's total area. [ 29 ] [ 30 ] Since the continental shelf is usually less than 200 metres deep, it follows that coastal habitats are generally photic , situated in the sunlit epipelagic zone .