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RedDeerGuy1's avatar

Is it possible to hide the human races presence on Earth?

Asked by RedDeerGuy1 (24983points) May 30th, 2024

Let’s say that aliens are looking to prosecute the human race, and we have one year to restore as much of humans existence from the planet and orbit.

Can we follow trough?
How much would it cost if all things are equal?

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6 Answers

Zaku's avatar

Is it possible to hide the human races presence on Earth?
– No.

Can we follow trough?
– No.

How much would it cost if all things are equal?
– Spend as much as you want. It’s not happening.

“Game over, man! Game Over!” (Aliens)

ragingloli's avatar

There would have to be a lot of cleanup.
You would have to remove all the pollutants from the water, air, and soil. You would have to demolish all human cities, towns, villages and make them look like nature. All human structures and buildings would need to be erased. All farmland would have to be erased. Scientists have recently found that all humans have microplastics in them. Naturally that means all animals have microplastics, too, so you would have to find a way to remove them from every animal on the planet. You would have to remove every satellite and space debris from orbit, every piece of human technology from the Moon and from Mars. You would have to catch up to and remove every space probe sent into deep space, since those can be traced back to Earth. And of course somehow undo all the radio signals sent into space for the last 100 years, not to mention preventing the aliens from analysing the earth’s spectrum and find out it’s atmosphere’s chemical composition at any point in Earth’s history, depending on at what distance they measure it, easily detecting evidence of human activity.
So, no, it is impossible for humans to hide their presence on earth.

Forever_Free's avatar

We get one humongous rug and sweep everything under it.

gondwanalon's avatar

It is possible to hide the human presence on Earth. But it would take far longer than one year. And we don’t need to do anything. Mother Earth will do all the work.
One million years after humans become extinct ET’s would have to look closely to see evidence that humans were here. They might find countless porcelain commodes all over the place and think, “WTF?”. HA!

Strauss's avatar

@gondwalon ^^I suspect the microplastics will outlast even tthe porcelain thrones~

gondwanalon's avatar

@Strauss Micro plastic particles don’t take very long at all to break down. Only takes between 100 to 1,000 years. Toilets could last billions of years in a fossilized form.

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