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How many humans are there on Earth? Is it the best one? The zinc-silver alloy vase unearthed in Massachusetts in 1851 is estimated to be 100,000 years old.
The age of the earth is said to be 100 million years. It is often said that if the age of the earth is set to 24 hours, human beings will appear at the last second, so it is called a "miracle". Really?
It is also said that about 65 million years ago, a large meteorite with a diameter of 16 kilometers hit the Yucatan Peninsula in present-day Mexico, causing the extinction of two-thirds of the animal species on the earth, including dinosaurs. Really?
For example, in a 2.8-billion-year-old stratum in South Africa, hundreds of grooved metal balls have been found. This is not "scientific". Because 2.8 billion years ago, even the dinosaurs didn't know where they were, so how could there be a reason for the existence of "intelligent animals" that could make grooved metal balls?
Another example is a zinc-silver alloy vase unearthed in Massachusetts in 1851, which is estimated to be 100,000 years old. It's not "scientific" either. Because the earliest metal utensils and bronzes made by the current anthropological society are no more than 10,000 years old at most.
Could it be that the 100,000-year-old zinc-silver alloy vase is the work of the early Homo sapiens "Neanderthals", who have long been extinct? If Neanderthals were such cattle, how could they be exterminated by the current "African Homo sapiens" who were still in the "Paleolithic Age"? No matter how Neanderthals die, their metal ** will completely crush the stone arrows of this African Homo sapiens, right?
Could it be that the zinc-silver alloy vase is a relic of the previous "intelligent humans"?
Life on Earth is said to have originated 3.5 billion years ago, with microorganisms appearing first, and then animals and plants. If the grooved metal balls in South Africa were really "produced" 2.8 billion years ago, why can't we "guess" that the "first humans" of the earth appeared 3 billion years ago? Even if there is one human race every billion years, the "current human race" is already the "fourth human race".
If there is an average of one human race every 100 million years, then the "current human race" will already be the "31st human race". How can it be said that this human race is the only intelligent human being on the earth?
So, is this humanity the smartest of the planet's humans? According to the famous "theory of evolution" of the British naturalist Mr. Charles Darwin, this seems to be the case. For example, the high-tech metal objects produced today are more advanced than the 2.8 billion year-old grooved metal balls and the 100,000-year-old zinc-silver alloy vase.
But it's hard to say. It is said that in a mine cave in Orro, Africa, a 2 billion years old "prehistoric civilization" nuclear reactor was discovered. To say that it is a relic of "aliens" seems to be more difficult to imagine than the relics of "the prehistoric humans of this session".
It is likely that humanity (or "intelligent animals") 2 billion years ago was wiser than humanity before it was wiped out by a natural disaster or nuclear war.
However, this year's humanity is smart enough. It is already smart enough to "self-exterminate" through mass destruction such as "nuclear war" and "genetic war". This is something that humanity should be highly vigilant about.
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No, one session will be stronger than the other, just as science and technology promote human development, and human development also promotes scientific and technological progress.
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The progress of this person is endless, so one generation will develop better than the next.
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Of course not. Genes are evolving in the direction of excellence, and they will become better and better in the future.
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Yes for now, but there may be more intelligent creatures in the future.
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It should be now, but not necessarily in the near future.
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It should be, after all, there is only one species of human beings, so it is the smartest.
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It can be said that yes, after all, we humans are still very intelligent.
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It can be said that it is, but there will be the back waves of the Yangtze River pushing the front waves, and one wave is higher than the other.
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1. Land resources.
Land resources have a certain temporal and spatial nature, that is, under the technical and economic conditions of different regions and different historical periods, the content contained in them may be inconsistent. For example, large areas of swamps are difficult to control due to waterlogging, and in the historical period of small-scale peasant economy, they are not suitable for agricultural use and cannot be regarded as agricultural land resources.
2. Mineral resources.
Mineral resources are non-renewable resources and their reserves are limited. At present, there are more than 160 kinds of minerals known in the world, of which more than 80 kinds are widely used. According to its characteristics and use, it is usually divided into four categories:
11 kinds of energy minerals; 59 kinds of metal minerals; 92 kinds of non-metallic minerals; There are 6 kinds of water and gas minerals. There are a total of 168 types of minerals.
3. Water resources.
Natural water resources include river runoff, groundwater, snow and glaciers, lake water, swamp water, and seawater. According to the water quality, it is divided into fresh water and brackish water. With the development of science and technology, the amount of water used by human beings has increased, such as desalination, artificial catalytic precipitation, and the use of Antarctic continental ice.
4. Biological resources.
Biological resources include three levels: genes, species and ecosystems, which have certain actual and potential value to human beings, and they are the material embodiment of biodiversity on the earth. There are many kinds of organisms in nature, different forms, different structures, extremely wide distribution, strong adaptability to the environment, such as plains, hills, mountains, plateaus, grasslands, deserts, freshwater, oceans, etc.
5. Climate resources.
Climate resources can provide raw materials and energy for the production process of human material wealth. Including solar radiation, heat, moisture, air, wind energy, etc.
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The earth gives us a platform to live, gives us resources, gives us a common home, brings us love for nothing, we live on the earth to learn, pursue, enjoy a better life, Mother Earth does this to us, but we humans do not know how to be grateful, only pain and tears are brought to Mother Earth, I hope that human beings can wake up, stop self-destruction, treat the earth well is to treat themselves well.
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Hello, we humans are not one of the most hypocritical and disgusting animals on this earth, and this is also a proof that we humans are the most intelligent and superlative.
It's a bit contradictory.
。Hypocrisy is not the same as cleverness.
You're a little too extreme.
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This is just one cognitive perspective. Human nature and human society are extremely complex, far from being a definite version in a few words, for example, people's pursuit of truth, goodness, power and beauty does not belong to the intelligence of animals at all, does it? It's not smart for this person to self-destruct.
I can only say that you judge human beings from the perspective of animals, that is, you are not judging people from the perspective of human beings, and it seems that logic is a paradox.
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It's been "0202" years, and you may not think that there are still many people searching for such a question on the Internet: "Are humans on the outside of the earth, or on the inside of the earth?" ”。
Humans are living beings living on the surface of the earth's crust. This is what we usually call the outer edge of the earth.
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The question you are asking is far-fetched!
As we all know, the earth is a sphere with a circle structure, that is, the earth in the narrow sense refers to the sphere composed of the earth's crust, mantle and core under the atmosphere. But strictly speaking, the earth should also include the atmosphere, lithosphere, and hydrosphere.
In terms of phases (i.e., solid, liquid, gaseous), the division is only based on the distance between the particles that make up the substance, but there is no clear boundary. For example, gas and liquid are both fluids, and when the gas is compressed into a liquid, its substance does not change, but the distance between the molecules becomes smaller.
So, strictly speaking, man lives "inside" the earth. But this is not absolute.
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It should live on the surface of the earth. Haha, gravitational force, many forces converge into one force that points to the center of the earth. It is solid, why we stand firm, it is because we and the earth are relatively stationary. Just as we can stand on the train.
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Through the unremitting efforts of many scholars and scientific workers, and under the correct leadership of the Party, we have finally come to the conclusion that we seem to live outside the earth.
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If you live in it, you will be burned to death by magma, we live on the surface of the earth.
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The surface of the earth is considered to be outside. Most of them are outside, some live in caves in the ground, cellars or whatnot, inside the earth.
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It is located between the inside (core) and the outside (space) of the earth = the surface.
Reason 1 is all affected by the gravitational pull of the Earth.
Reason 2: We live in the atmosphere.
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Immortals live in the sky, mortals live on the earth, and dead people live underground.
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Let me say that we are still part of the planet for the time being.
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Not to mention that in a thousand years, the world's population will reach 9 billion in 2050. Equivalent to 500 Shanghai. The earth has never supported so many people, let alone so many modern people, the problem is self-evident.
1. Pollution, modern people are frantically consuming the resources left by the earth for billions of years, seriously overdrawing the wealth of future generations, the atmosphere, oceans, and land pollution can be seen everywhere, the temperature is rising, the climate is changing, and the problem is very serious.
2. Diseases, new diseases emerge one after another, ferocious and abnormal, Ebola, SARS, AIDS, avian flu, all of them are fatal, if there is a deadly, easily contagious, long incubation period of the virus in the future, the survival of human beings is at stake.
To sum up, the next 1,000 years of mankind are not optimistic. Once humans become extinct, it will only take 200,000 years for nature to completely erase the traces of human existence on the earth's surface.
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Your question is not an archaeological question.
We may be able to play a role in environmental protection now, but what will happen to the world in the future, people today will not know.
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Because humans are thinking. Researching. confirmed. Where the hell did you come from?
So humanity will not perish.
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The social form of the last 1,000 years is that most people work but are assets.
Few, a small number of people do not work and possess a large amount of assets. With the development of civilization, the means of production should be more evenly distributed in the next 1,000 years, and it can be said that all people work together and all people share common assets. It may still be polarized, but now that the per capita level of literacy is rising, no one will want to continue to be exploited, so there will be war, and then the situation of mankind in 1,000 years will be worrying.
What will happen to the earth, now the rich areas are constantly destroying the environment and constantly improving the environment, and the overall damage is greater than the protection; Relatively backward areas are vigorously developing their economies, and the environment is not taken into account. In short, the environment is getting worse, and whether it can be broken and then established depends on the thoughts of human beings.
What will happen in a thousand years, prosper, look at ourselves, die, look at ourselves.
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A thousand years later, the earth is still the earth, and humanity is still human!
Personally, I believe that with the continuous development of science and technology, mankind will definitely have a major breakthrough in how to protect the original appearance of the earth!
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Wait until a thousand years from now you will know, why do you want to do so much now, you can't change anything.
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A thousand years from now? You can leave this problem on the suicide note in the future and hand it over to your children and grandchildren to solve ! But when the time comes, whether there are children and grandchildren, I don't know how old I am!
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By then, all of us will have already become a pile of dirt, what can we think?
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A thousand years from now, we don't exist anymore, and we still need to know what it's like to do. Besides, the future is unpredictable for human beings. Some things will naturally be known at that time.
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Perhaps the civilization of the solar system will end within a thousand years ...
Perhaps mankind has entered the Age of Discovery...
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I think that the development of human beings has reached its peak, and the so-called extremes of things must be reversed, and human beings may have to regress and develop, and may return to the way they were a thousand years ago.
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The earth will perish.
Humans will also disappear.
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Then you knew about Ra, even now that you know, have you changed?
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The earth was destroyed. Humanity is also over.
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A thousand years later, the earth will be destroyed, it is unlikely, from an archaeological point of view, our bones will be exhumed for study, from the perspective of political society, it is possible to realize the ideal society of Marxism, the development of science and technology will make people lose their labor force, from the perspective of military readiness, China has developed to occupy the world's military dominance, hegemonism led by the United States, a power political state, no longer exists, and China's "nuclear and missile" system covers the whole world and even the universe. Luo Z
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Who knows, only after a thousand years.
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Life would be better. The environment will be worse.
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If human civilization still existed before, then after so many years of washing, there are no traces and cannot be confirmed, so it should be at present.
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Possibly, nature is balanced. If the current human beings suddenly disappear for 100 million years, 100 million years later, and appear on the earth again, how many do you think there are still the current buildings on the earth, the things that are now made by technology?
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It should be said whether humanity was the first civilization on the planet.
How do humans know that human civilization is the only civilization on earth? In fact, there is no evidence for this today. Think about it:
The earliest evidence of the emergence of our human civilization comes from 2.6 million years ago, in the Quaternary period. The Earth is about 100 million years old. Then the industrial civilization that may exist in the history of 100 million years is buried in the long river of history.
This article was born during a conversation between Gavin Schmidt, director of NASA's Goddard Institute for Space Studies, and Adam Frank, professor of astrophysics. Considering that any planetary civilization inevitably destroys the environment in which it lives, Schmidt suddenly asks: How do you know that human civilization is the only civilization on Earth?
Schmidt and Frank recognize that this whole issue is a bit open.
While unfounded speculation and late-night chatter has always revolved around this issue, we are unaware of the seriousness that has previously been given to the question of the detectability of terrestrial industrial civilizations in geological history. There's also a sobering paradox here: the longest-surviving civilizations are considered the most sustainable, and therefore leave far fewer footprints than shorter civilizations, so the most successful civilizations of the past leave the fewest trails.
Are there any other creatures besides early humans?
The author's question implies the conclusion that we can at least draw from the existing geological record – that early industrial civilizations could not have been humans, or at least not Homo sapiens or human cousins. Humans only appeared 300,000 years ago, so we don't know anything about the fact that other creatures other than humans may be intelligent species that have not yet been proven to exist. Schmidt referred to the concept of previous non-human civilizations as the "Silurian hypothesis", which was named intelligent reptiles in a fragment of the World Health Organization in 1970.
What kind of proof will human civilization leave behind?
Schmidt and Frank assert that the best thing we can do is to cite evidence that existed in the human age and has stood the test of hundreds of millions of years, which is obviously not much.
A big question with no answers.
The author of this ** believes that there was no civilization on earth before human civilization, and we cannot know whether this view is correct. At the moment we don't even know what the evidence for the existence of a possible ancient civilization looks like. This may make you realize that finding traces of intelligent extraterrestrial life is difficult, and while we don't know what the evidence looks like, it's no coincidence that the two space scientists are asking this haunting question.
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