Epoch of Twilight

Chapter 471: groundwater

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"Little... girl, how did you get out?" Wu Qianru continued to ask probingly.

"Ah, I don't know. I took a nap and when I woke up, I was already in the dark underground. I kept digging and digging for a long time before I reached the ground. . ” The little girl tilted her head and thought for a moment before saying.

The two of them were secretly shocked. Although the little girl's expression was somewhat unclear, it was still not difficult to see what she had experienced when the disaster occurred.

After a nap, she was probably seriously injured and knocked into a coma by the aftermath of the anti-matter bomb. When she woke up, she was underground. There was no doubt that her body was buried by the cooling magma.

If everything is true, then her seemingly delicate body obviously possesses incredible power. However, whether it is the innocent expression of the other party or the scene of being buried in the ice, it is clear that the other party is not lying.

But no matter what, it was unbearable to leave such a little girl in the ice and snow.

Although there may be some hidden dangers in bringing her to Hope City, the opponent's strength is still within the scope of their understanding, but it is still far behind Luo Yuan, who was promoted to have eliminated all aliens.

The two looked at each other and seemed to understand that it was better to leave such a little monster to a big monster like Luo Yuan.

Soon, the little girl unsuspectingly decided to follow them back to Hope City.

The three of them walked and talked, and gradually more and more information was revealed from the little girl's mouth.

She has no name, no parents, and no identity information except for a meaningless number. Similarly, the brothers and sisters she talks about are in the same situation as her. They are a group of children with super powers who experiment every day. In the room, unified education and training are carried out.

After a little thought, Lin Feiyan already had some definite guesses in her mind that the other party should be a clone.

She was not surprised. The end of the world was undoubtedly a crazy era. When the standard of good and evil for ordinary people rose to the level of racial survival, there was no such thing as good or evil. She had vaguely heard of experiments that were more crazy and evil than cloning, and even They are some laboratories that study the human body and have a death indicator every month.

But these were too far away for her. This was the first time she had seen a real clone.

From the little girl's mouth, she didn't hear anything dark. There was no medicine, no injections, no slicing as she imagined, just stricter military management.

"By the way, how old are you?" Lin Feiyan asked curiously.

The little girl tilted her head and thought for a while: "Auntie, it might be nine months and twenty days! I slept for too long during the period underground, maybe there will be a few more days..."

"Are you less than one year old?" Lin Feiyan couldn't help but pause when she heard this, and almost forgot to walk. She looked at the other person's body that was obviously five or six years old, and it was hard to imagine that the other person was not yet one year old. Moreover, in her previous conversation with the two of them, the little girl was articulate and logical. Even a child of five or six years old could already be called an adult.

Normal human children are just learning to speak when they are one year old!

Is this still human

Wu Qianru was also a little shocked, with a look of disbelief.

"I am one of those who grow up quickly. Most of my younger brothers and sisters grow up more slowly." Seemingly noticing the surprised expressions on the two of them, the little girl lowered her head and said with some embarrassment.

"Are other people as smart as you?" Lin Feiyan asked.

"No, some people are very stupid. For example, the younger brother with the number A51621 only knows how to play every day and does not do the homework assigned by the teacher. As a result, he has not even finished elementary school. I have already finished junior high school and started studying in high school. Lesson." The little girl raised her chin slightly and said proudly.

"Then... you are really amazing!" Lin Feiyan, a former school scumbag, was speechless and didn't know what to say. Then she changed the subject and asked: "By the way, what do you eat every day after you have been out for so long? ?”

"I haven't eaten for months. Sometimes I'm thirsty and want to eat ice cubes. The ice cubes are too dirty, but I can't help being thirsty. I finally bite them into pieces and swallow them. I'm so pitiful!" said the little girl! As he spoke, he seemed to think of his grievances, his mouth tightened, and tears fell.

The two women felt pity for her and quickly comforted her. Seeing that she had not eaten for several months, they did not care about the shock and left in no hurry. They put down their backpacks and prepared to eat.

Mayor, these are the results of the geological survey beneath Hope City. "An engineer gingerly handed a stack of documents to Luo Yuan.

Luo Yuan had no expression on his face, took the drawing, quickly turned through a few pages, suppressed his efforts, and said in a deep voice: "This is your report, how can it be so serious!"

The officials and water factory leaders behind him were so frightened that their faces turned pale, their hearts were pounding, and they did not dare to take a breath.

Don’t blame him for being furious, it’s just that the mistake was too big:

"We didn't start geological research until something went wrong. What's the point of raising people like you?" Luo Yuan walked back and forth with a gloomy expression.

Hope City relies on groundwater for both drinking and domestic water. However, the geological structure map shows that since the beginning of the two years, this underground river, which is more than 300 meters deep underground, has been on the verge of drying up. The original location of the underground river has formed A huge hole.

According to estimates, Hope City will be without water in five days at most.

But that wasn't what made him the most angry. The most angry thing was that no one had done any research or detection on the groundwater before this. It was not until today that the bottom floor of the underground city suddenly collapsed, and the problem was finally exposed.

If there is no collapse, maybe there will be a big riot in Hope City.

Looking at the relevant person in charge who was frightened by his leaked breath and turned pale, Luo Yuan took a deep breath and gradually calmed down in his heart. If you really want to say it, you can't blame these people entirely. Back then, he took all the human scientific research The personnel and most of the technical staff have been transferred to the spacecraft, resulting in a serious shortage of talents in the water bed. Coupled with the subjective lack of attention to Hope City, it has laid hidden dangers for everything today.

"Tell me the reason?" Luo Yuan walked to the place of collapse and said calmly.

"We have ignored the impact of ice on groundwater. The presence of ice on the ground hinders the water circulation, causing precipitation to not penetrate deep into the ground to replenish the groundwater." The person in charge of the factory explained sweating profusely.

Luo Yuan's face was expressionless, and no emotion could be seen at all, which made the person in charge of the factory even more frightened.

In fact, the water problem is secondary. The biggest problem now is how to solve the impact of underground holes on the entire underground city.

This floor was originally idle, but was transformed into an agricultural area after the disaster. As the lowest level of the underground building, the solidity of the foundation determines the stability of the entire underground city. Once this layer becomes unstable, the entire underground city may collapse. .

Although the area of this collapse is not large, only a few hundred square meters, and has little impact on the stability of the overall structure of the underground city, its appearance is already a sign. The cavity has been formed and the structure has been damaged. Even if water is no longer pumped, There is no guarantee that further collapse will not occur.

Maybe a small earthquake can be the straw that breaks the camel's back and trigger a chain reaction.

"How much water is stored in the factory?" Luo Yuan asked.

"Normally it can be used for three days." The person in charge of the factory quickly replied.

Luo Yuan breathed a sigh of relief after hearing this: "Stop pumping from now on!"

"Yes!" After hearing the mayor's intention, he was still responsible for this matter, and the person in charge of the factory suddenly said as if he had been granted amnesty.

"Also, I would like to ask how you are going to solve this underground hole." Luo Yuan asked.

“Pour in mixed soil, or drive lots of piles!” suggested a civil engineer.

Secretary Cheng Guanghui reminded from the side: "Mayor, there is not much cement inventory left, it is estimated to be less than 100 tons!"

Luo Yuan also knew this. In order to strengthen the underground city in response to frequent earthquakes after disasters, Hope City built a lot of load-bearing columns. The cement inventory was consumed like a flood, and there was not much left.

In fact, not only cement, but also various other reserve resources have been almost exhausted. If Luo Yuan had already found a way out, human civilization would probably have to stay in Hope City and slowly suffer from internal and external troubles. of withering.

"If you don't have cement, you can use water, and the presence of water can greatly support the geological structure."

Luo Yuan nodded. The reason for the collapse now is that the underground river has dried up. Replenishing it with water is also a way. However, this matter will not be solved in a short time. He looked at his watch and said to Cheng Guanghui: "Notice All city leaders will meet at four o’clock in the afternoon!”

"Okay, mayor, I'm leaving first!" Cheng Guanghui said respectfully. It was already past three o'clock and time was running out. He wanted to return to the office as soon as possible and call the city leaders one by one. The strong electromagnetic pulse caused by the explosion of the anti-matter bomb destroyed most of the communication equipment. The only ones that can still be used today are some old and easy-to-repair fixed phones.

Luo Yuan nodded and continued to inspect the water plant. When he saw the huge water storage tanks in the factory area, his face became slightly better.

Although after the nuclear winter, water resources have become extremely abundant, and the thickness of the ice layer above the surface has reached tens of meters. If it were all turned into water, it would be enough to form a vast ocean.

However, it is not easy to mine these ice cubes. First of all, it is extremely hard. Under such extreme cold, steel will become extremely brittle. Ordinary metal tools are useless and time-consuming and labor-intensive. Secondly, even if the ice cubes are mined and melted, they cannot be drunk directly. One-third of the mass of the ice cubes is solid impurities and there is also a large amount of electrolytes dissolved in water, which must undergo a series of complex physical and chemical treatments.

And all of this will undoubtedly take time.

Now I have three days to buffer, which should be enough.