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Planet Earth

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@nature
The ocean averages 4,267 meters deep, yet its trenches extend substantially farther down.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
At around 100 meters, decompression sickness can become fatal without careful management, even for divers who go deeper.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
Blue whales dive about 500 meters deep, the same stated depth limit as US Seawolf-class nuclear submarines.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
The Hadal Zone begins around 6,000 meters, where pressure reaches about 1,100 times surface pressure.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
The Challenger Deep reaches about 10,994 meters, roughly 300 kilometers southwest of Guam.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
Only about 5% of the ocean floor has been accurately mapped, leaving deeper undiscovered regions possible.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
Herbert Nitsch set a 214-meter freediving record on a single breath.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
At 1,000 meters, ocean pressure compares with standing on Venus and quickly kills an unprotected person.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
Humans reached 10,916 meters in 1960, then surfaced after a cracked window ended their 20-minute stay.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
Redistribute every continent and island into the deepest ocean basins, and Earth would still hold an ocean about two miles deep.
RealLifeLoreThe Ocean is Way Deeper Than You Think
@nature
North Atlantic downwelling creates a powerful maelstrom that pulls in new water and sustains the Gulf Stream toward Europe.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
The Gulf Stream carries heat equivalent to one million nuclear power plants, keeping Europe five to ten degrees warmer.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
During the last ice age, meltwater weakened the North Atlantic Current and covered the Northern Hemisphere in ice.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
Deep-water “Chimneys” drop water 4,000 meters through 15-kilometer-wide pillars at 17 million cubic meters per second, roughly 15 rivers’ worth.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
Ocean currents move heat from the equator toward the poles, directly shaping weather and climate worldwide.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
Trade winds push warm water into the Gulf of Mexico, where it reaches roughly 30°C before Earth’s rotation steers it toward Europe.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
The Gulf Stream travels 10,000 kilometers, moves 2 meters per second, and carries 100 million cubic meters of water per second toward Europe.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
Scientists disagree about the conveyor belt’s future, but climate change will alter ocean currents and winds in poorly understood ways.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
Thermohaline circulation runs on density: warm water rises, while cold or saltier water sinks.
Kurzgesagt – In a NutshellThe Gulf Stream Explained
@nature
Near Europe, the Gulf Stream releases heat, becomes colder and saltier, then sinks between Greenland, Norway, and Iceland.
Kurzgesagt – In a NutshellThe Gulf Stream Explained

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