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Chapter 147: Earth is Dangerous, Medium


The serious forum has reached the final stage, which is the third stage.

Originally, this third stage could last only one day or even half a day at most; but this time, because the problem of global warming has been solved, the third stage has three full days of discussion time.

And Qin Fei, a little-known "boy", actually came up with a lightning cooling method, which immediately made many experts and professors feel a little embarrassed.

Therefore, these scientists are really ready to go crazy.

At least they must make a certain contribution to the various crises that are about to be discussed and have long existed.

At least they must provide a feasible method.

In such an atmosphere, the forum started again; the Secretary-General of the United Nations stepped onto the podium with heavy steps.

"Everyone, this is the heaviest moment again.

Every time we discuss these crises, we feel our own insignificance.

Our technology is constantly advancing, but the challenges that nature has given us are also constantly escalating.

In other words, these crises have existed for a long time, and we have not discovered them until today.

But there is a program today.

Before we start, let me announce some good news.

Lightning cooling technology has begun to be prepared.

In ten days at the latest, everyone will see the first global lightning cooling.

As for Qin Fei, the hero who contributed lightning cooling technology, we decided on the first reward after discussions overnight.

The first reward is what all top scientists are entitled to: citizens of the Earth.

From now on, whether in the United States, India, Europe, or Africa, you will enjoy all the rights of local citizens.

You don’t need to go through any formalities when entering or exiting any country.

The earth has no borders for you.

If you are being treated unfairly in any way, the United Nations will directly step in.

Qin Fei, please come on stage and let me put the medal on you personally. " The Secretary-General of the United Nations personally hung a special medal on Qin Fei's chest; countless applause broke out.

At this moment, Qin Fei was still a little confused.

He was actually treated like a top scientist.

In front of all scientists, personally worn by the Secretary-General of the United Nations Qin Fei was still in a daze until he walked back to his seat.

"Well done."

Gu Qingyan was the first to send congratulations.

Only then did Qin Fei have the opportunity to observe his medal, a small golden hard metal card the size of a bank card, with a flat map of the earth micro-engraved on it, with China in the center and a red star.

Seeing Qin Fei's look, Gu Qingyan suddenly smiled, "Hehe, don't look at it.

This red star means you are Chinese.

In addition, this medal is not simple.

It is not only a medal, but also your world citizen ID card, and even a bank Card.

All the banks of the earth's civilization will be open to you, and there should be a bonus of 100 million US dollars stored in them.

Congratulations. " "Does Teacher Gu have such a medal?"

Needless to say, after the surprise, his naughty nature was revealed, and Qin Fei started to show off.

After giving Qin Fei a hard roll of the eyes, Gu Qingyan turned her head.

The crazy applause ended and the heavy topic finally began.

The United Nations Secretary-General’s voice was once again full of gravity, “The earth is in danger.

The earth is really in danger.

We are now facing many extreme dangers, and when these dangers erupt, they will bring devastating disasters to the earth and even the solar system.

These disasters do not come from wars among interstellar civilizations, but from dangers in the universe itself. these disasters.

We can turn to advanced civilizations to help solve the problem, but we will not do so unless we have to.

First, the price may not be something we can afford; secondly.

Only by solving difficulties and rising up against them can civilization truly transform.

Only when the moth breaks out of its cocoon can it dance gracefully; only when the eagle breaks out of its shell can it soar into the sky.

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If our earth civilization wants to truly stand at the pinnacle of interstellar civilization, we need to solve these problems alone. alright.

Some of the dangers that are temporarily recognized are as follows, and we will discuss them one by one.

The first is the earth itself.

The first is the cooling of the earth's core and the reversal of the magnetic poles.

It should be said that the cooling of the earth's core and the reversal of the magnetic pole are two manifestations of a crisis.

Now let’s talk about the geological science representative of the United Nations, geoscientist Eric Robert. " This is a little old man, at least that's how Qin Fei sees it.

Eric Robert's whole body seems to be covered with mottled traces of wind and sand.

"Hello everyone.

No more nonsense, let's get straight to the point."

Eric Robert opened the information and started to explain.

This is a 3D projection of only about one meter, but it is a cross-section of the earth.

"As we all know, the structure of the Earth is the crust, upper mantle, lower mantle, outer core, transition layer and inner core.

The structure will not be introduced in detail.

The Earth's magnetic field is related to the liquid core, and the reversal of the Earth's magnetic field is also a natural result of the Earth's rotation. phenomenon.

But now things have changed.

Here’s a look at our survey reports over the past thirty years.”

Qin Fei, like everyone else, listened carefully, but he broke into a cold sweat; only by entering this "top science club" can he know how dangerous the earth is.

The report states: The Earth's core is cooling, and will do so at an unprecedented rate.

The reason why the Earth's core has not cooled for 4.5 billion years is obviously not entirely due to the Earth's large size, thick crust, atmosphere insulation, and slow heat dissipation.

Otherwise, the Earth's core would have cooled long ago 3 billion years ago.

The reason why the earth has not cooled down yet is because the earth's core is actually a large nuclear fission reactor with a diameter of more than a thousand kilometers.

Its main nuclear fuel comes from uranium and plutonium.

The outside is wrapped with a layer of flowing magma and molten metal material the size of the moon, and a layer of high-temperature liquid ions.

This is the source of the magnetic field.

Because of the special mechanism of the formation of the earth's core, nuclear reactions can proceed slowly and almost uniformly.

The evidence that leads to this conclusion is helium.

After 4.5 billion years of changes in the earth's interior, there cannot be any obvious helium remaining.

There is obviously too much helium now.

This can only be a nuclear fission reaction.

By discovering some uranium ore that remains on the surface of the earth and has been proven to be used, we can know that violent but stable nuclear fission reactions are indeed occurring inside the earth.

According to speculation, it may be the huge pressure, temperature, ion filtration and dilution inside the earth's crust that cause nuclear fission to proceed uniformly.

Recently, after more than thirty years of observations and calculations, mainly based on helium calculations, the nuclear reaction speed of the earth's core is decreasing, and it is initially estimated that nuclear fuel has begun to run out.

However, because the Earth's core cannot be directly observed, only approximate data can be obtained.

According to the existing data, the most pessimistic estimate is that the Earth's core will begin to cool in about 1,000 years; the most optimistic estimate is that it can still last for 1 million years.

The earth is too old.

She has a lifespan of 4.5 billion years.

She needs to rest.

And besides helium, there is another piece of evidence.

After checking a lot of information, I got a headache: