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What if Oxygen Run Out in the World in Five Seconds?

Oxygen and it's importance

By Vivek NandaPublished 3 months ago 3 min read
What if Oxygen Run Out in the World in Five Seconds?

Consider the following scenario: what if all of Earth's oxygen vanished, even for a brief period of time—say, five seconds? Would we just hold our breath? What would happen to the atmosphere? What would happen to the environment?

Breathe deeply and slowly. As you breathe in, oxygen occupies about 21% of our atmosphere, with nitrogen making up the remaining 78%. Although oxygen is not the most abundant gas in our atmosphere, it is still quite satisfying. It is the most important because, without it, plants, animals, water, and us humans wouldn't be where we are today. Five seconds may not seem like a long time to go without oxygen—most of us can go for at least thirty seconds without breathing—but everything else would change too quickly for your body to notice, and the earth would look very different in that time.

The Hoover Dam can be closed down without oxygen. Anything constructed of concrete, like the Pantheon dome, would collapse in an instant. In terms of buildings, oxygen serves as a unique binding agent for concrete; without it, concrete would simply be dust. This is because untreated metals have an oxidation layer that keeps them from welding together; without that layer, metals would instantly bond with one another.

We rely on the ozone layer to protect us from the sun's UV rays; if it were destroyed, the earth would become extremely dangerous and we would have no shield against the sun's rays. Therefore, if you happen to be lounging at the beach at that time, be prepared for a severe sunburn. Apart from getting burnt, our inner ear would burst. Losing oxygen causes us to lose 21% of our atmospheric pressure. This is so drastic that it would be like falling 2,000 metres from sea level without any time for our ears to adjust and enjoy themselves.

Well, since there is no fire and no oxygen, don't expect it to last very long. vehicles wouldn't be able to run on petrol, and any form of transportation that isn't electric would eventually break down. Millions of cars will come to a stop and planes will plummet out of the sky. the sky would be pitch-black before the sun's light reflected off various airborne particles reached Earth.

Because the Earth's crust is composed of 45% oxygen, as the atmosphere becomes depleted, there would be fewer objects for you to bounce off of and the sky would appear dark. Oh, and while all of this was going on, the Earth's crust would completely collapse, sending you and everyone else on the planet into a freefall. Probably not very entertaining, but at least you can take a deep breath of 21% oxygen and relax knowing that this won't happen again. For more interesting hypothetical things, keep checking back to see what would happen.

The first multicellular animals that appear to survive completely without oxygen have been discovered by scientists. The creatures live deep within one of the harshest environments on Earth: the L'Atalante basin of the Mediterranean Ocean, which is home to salt brine so dense that it doesn't mix with the waters above it that contain oxygen. Multicellular creatures that seem to live and reproduce in the sediments beneath the salt brine have been identified in a recent study that was published this week in BMC Biology. Three new species of tiny animals known as Loricifera are described by researchers from Denmark and Italy. The animals ingested fluorescent probe that labels live cells and radioactively tagged leucine, an amino acid that indicates the animals were alive when they were collected.

The discovery may shed light on the possible characteristics of life in the early oceans of Earth, which likewise had very little oxygen.

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