Extreme Environment (Deep Ocean)

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The Mariana Trench is the deepest natural point in the oceans, located in the western Pacific Ocean, at a depth of approximately 36,000 feet. The immense water pressure at this depth affects human physiology, with each additional 33 feet of depth adding another atmosphere of pressure and impacting respiratory, excretory, and integumentary systems. To survive a dive, specialized equipment like scuba gear, wet suits, and regulators are necessary to overcome these physiological challenges and allow humans to explore this remote, high-pressure environment.

Mariana Trench/ Challenger Deep By: Austin Wirtas

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The Mariana Trench is the deepest part of the oceans at over 36,000 feet deep. Little light reaches these depths and animal life is sparse. Temperatures decrease with depth to around 3-4 degrees Celsius at 6,600 feet. Humans can only cope for around 5 minutes at depths over 200 feet due to effects on the respiratory, cardiovascular and ear/sinus systems. Special equipment like diving suits, breathing apparatuses and surface supplied equipment are required for deep diving.

Mariana Trench

TomGilbert

The Mariana Trench is the deepest ocean trench located in the western Pacific Ocean, with depths reaching over 6.8 miles. It forms the boundary between tectonic plates and has extreme environmental conditions, hosting over 200 microorganisms and deep sea creatures like anglerfish that can live over 100 years. While no human can withstand the intense pressure at the bottom of the trench, manned submersibles have explored depths of over 35,000 feet.

Deep Ocean Trench

swic2387

The Mariana Trench is the deepest known part of the ocean, with crushing pressure of 16,000 lbs, near freezing temperatures of 34-39°F, and total darkness at its depth of over 7 miles. Humans exploring this extreme environment would face serious health risks to their respiratory, cardiovascular and nervous systems from conditions such as nitrogen narcosis, decompression sickness and oxygen toxicity. Special equipment like submarines, oxygen tanks and wet suits would be needed to survive in this part of the ocean.

Mariana trench

Victoriahoo1996

The Mariana Trench is the deepest point on Earth located in the western Pacific Ocean. It is over 7 miles deep and experiences pressures of over 8 tons per square inch at its lowest point. The trench formed as the dense Philippine Plate subducts under the lighter Eurasian Plate, dragging the edge of the continental crust downward. While the trench has been proposed for nuclear waste disposal, international law prohibits ocean dumping and subduction zones are prone to large, unpredictable earthquakes.

Mariana Trench Deep Sea

Spac2372

The document discusses the dangers of diving deep in the Mariana Trench, including lack of oxygen, high water pressure, and risks of decompression sickness when ascending or descending too quickly. It outlines symptoms of decompression sickness like joint pain, confusion, and coughing and explains recompression treatment. The text also notes how diving deeply affects the respiratory, muscular and skeletal systems through water pressure, temperature, and lack of oxygen.

Marianas trench

ckjchee

The Marianas Trench is the deepest part of the ocean located between Japan and New Guinea. It was formed by the subduction of the dense Pacific Plate underneath the smaller Mariana Plate. The deepest point is called Challenger Deep which reaches over 11km deep. Expeditions have discovered new species living under immense pressure and soil samples contained ancient single-celled organisms. The subduction has also caused the Mariana Plate to move and generated volcanic activity and an island arc at the surface.

Deep ocean trenches

bgriesmer

Deep-sea trenches are long, deep ocean depressions that form at subduction zones where one tectonic plate slides under another. The deepest is the Mariana Trench near Guam, with the Challenger Deep reaching 10,994 meters below sea level. Trenches form as the leading edge of a heavy plate bends downward due to subduction under a lighter plate. This process also creates volcanic island arcs and causes powerful earthquakes. Life in trenches survives under immense pressure, with microbes like foraminifera the only organisms collected so far from the deepest parts.

Mariana trench

romilkharia

The Mariana Trench is the deepest part of the world's oceans, located in the western Pacific Ocean east of the Mariana Islands. It is over 1,500 miles long and has depths below 1,000 meters where the water pressure is so extreme it can crush a submarine. Despite these conditions, numerous creatures have adapted to live in the Mariana Trench, including the goblin shark, hatchetfish, footballfish, frilled shark, dumbo octopus, and others that must contend with the incredible water pressures of the deep.

The document discusses the extreme environment of the deep ocean. It notes that the Mariana Trench is the deepest part of the ocean at 11,033 meters deep. It also discusses how the high water pressure, low temperatures, and unique gas levels can negatively impact human respiratory, muscular, and nervous systems if divers go too deep without proper equipment. Proper scuba gear, wet suits, oxygen tanks and deep sea submarines are needed to allow humans to explore depths beyond what the naked body can withstand.

Mariana%20 Trench[1]

britbrat3172

The Mariana Trench is the deepest part of the ocean at 36,201 feet deep. Conditions in the trench include very little light, heat, and extremely high pressure the deeper one goes. Special equipment like a wet suit, scuba gear, and tanks are needed to ensure safety at such depths. The human body can only tolerate 3-4 atmospheres of pressure, equivalent to around 33 feet, and temperatures are very cold below 16,000 feet where pressure increases dramatically. Reaching the depths of the trench would significantly impact body systems through risks like oxygen toxicity, nitrogen narcosis, dehydration, and the challenges of breathing and maintaining buoyancy and body temperature.

Deep Oceans

lban1103

The document discusses the extreme conditions and adaptations required for life in the deep oceans, specifically the Mariana Trench. Organisms living in the deep oceans must adapt to cold temperatures of 2-4°C, high water pressure up to 1,000 atm, low oxygen levels, and lack of light. They have developed adaptations like bioluminescence, large eyes, strong sense of smell, soft bodies, and camouflage coloration. The Mariana Trench is the deepest part of the ocean at over 11,000 meters deep located near Japan in the Pacific Ocean.

Deep Oceans

lban1103

The document discusses adaptations needed to survive in the deep oceans like the Mariana Trench. To maintain homeostasis, divers must dress properly for the cold water temperature which can drop their core body temperature dangerously fast. The water pressure also increases greatly with depth, putting pressure on respiratory and circulatory systems. Proper equipment like oxygen tanks, diving suits, and lights are needed to endure these extreme conditions in the deep ocean trenches. The Mariana Trench is the deepest part of the ocean at over 11,000 meters deep located near Japan in the Pacific Ocean.

deep ocean

mike3

The document summarizes environmental conditions and organisms found in the Marianas Trench, the deepest part of the ocean. It discusses the trench's extreme depth of over 11,000 meters which subjects organisms to high pressure, cold temperatures, and low light. Only microscopic bacteria can survive by feeding on chemicals from hydrothermal vents. For humans to explore the trench, specialized submersibles with thick steel walls and oxygen supplies are needed due to the hostile conditions.

Deep Oceans

mria2300

The document discusses human limits in deep oceans, including that most people can hold their breath for around 40 seconds but the record is over 6 minutes, the deepest free dive is 136 meters, and average breathing and body temperature on land. It also notes how homeostasis changes underwater, with breathing and pressure increasing with depth, and temperature decreasing steadily until reaching around 4-5°C at deep levels, affecting human respiratory, cardiovascular and nervous systems.

Deep Ocean

amur2280

The document discusses the deep ocean environment and its effects on humans. It describes conditions in the deep ocean, including temperatures of 2-4 degrees Celsius, pressures of 200-600 atm, low oxygen levels, and lack of light. It also discusses adaptations of deep ocean creatures and systems most affected in humans, like respiratory and circulatory. Equipment like ROVs and submarines are needed for humans to explore the deep ocean due to pressure and oxygen levels.

Deep Ocean

amur2280

The document discusses the deep ocean environment and its effects on humans. It describes the deep ocean as having temperatures of 2-4 degrees Celsius, pressures of 200-600 atm, low oxygen, and no light. Deep ocean creatures have adaptations like bioluminescence and absence of swim bladders to survive these conditions. The document notes that human respiratory, circulatory, and nervous systems are most affected by the deep ocean due to issues like low oxygen and high pressure causing the bends. Equipment like ROVs and submarines is needed to explore the deep ocean.

Extreme Environments Challenger Deep

crus1530

Challenger Deep is the deepest known point in the ocean, located nearly 7 miles beneath the surface of the Pacific Ocean. The immense pressure from the water above is equivalent to 16,000 pounds per square inch, posing serious physiological challenges to the human body. Divers exploring this extreme environment must carefully regulate their descent and ascent to avoid issues with respiratory, circulatory, and bodily systems adjusting to changes in hydrostatic pressure. Special equipment like wetsuits, fins, and SCUBA gear is necessary to survive the extreme conditions of Challenger Deep.

Bio Outer Space 2

gueste7af2e0

Gravity disappears in outer space, causing weightlessness and affecting various organ systems in the human body. The circulatory system is impacted as bodily fluids no longer flow down naturally. This causes blood to rush to the torso and head, known as puffy space syndrome. The musculoskeletal and nervous systems also deteriorate over time without gravity, though the body will adapt upon returning to an environment with gravity. A space suit is needed to survive in outer space, providing pressurization, mobility, temperature regulation, and other life support functions in the harsh environment.

01oceans intro

Denise Bauckman

The document discusses several key facts about oceans: - Oceans cover over 70% of the Earth's surface and contain 97% of the planet's water. Less than 1% is fresh water. - Life originated in the oceans, first emerging around hydrothermal vents without sunlight. Chemosynthesis provided the first energy source. - The ocean contains over 1.3 billion cubic kilometers of water and reaches depths over 11 kilometers in the Marianas Trench.

Deep Oceans

guernica322

Deep oceans refer to areas away from coasts that are beyond continental shelves, where the seafloor drops to extreme depths below 10,000 feet. Life exists in these extreme environments where there is almost no light and freezing temperatures. Natural inhabitants feed off debris that drifts down or eat each other, and many live around hydrothermal vents. Humans are beginning to explore and mine resources from these environments, but the high pressure and lack of oxygen pose risks to human physiology.

Ocean life

dapolls

The document provides information about life in the Mariana Trench, the deepest known part of the oceans. It details that the Mariana Trench is located near Japan and reaches depths of over 11,000 meters. Life in the trench has adapted to the extreme pressure and lack of light, relying on bioluminescence for illumination and falling organic matter for food. Organisms include anglerfish, sea pigs, giant sea spiders, and giant squid, which is prey for sperm whales.

Slideshow

guest3a0b1ae

The document discusses temperatures, water pressure, and depths that humans and aquatic organisms can survive in the deep sea. It describes that aquatic organisms have adaptations like bioluminescence to survive in deep sea conditions, while humans have only had eight divers travel deeper than 800 feet below sea level. The document also lists equipment used for deep sea diving and different zones of the ocean, noting that submarines allow humans to travel deeper than 800 feet.

Tonga Trench

jgru0120

The document describes the environmental conditions and maximum depths that humans and organisms can survive in the Tonga Trench in the Pacific Ocean. It discusses how three body systems (respiratory, circulatory, and nervous) adapt to survive in the high pressure environment over 10 kilometers deep. Special equipment like trimix breathing gases, submarines, and pressure-resistant vessels are needed for humans to access these depths.

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Extreme Environment (Deep Ocean)

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